PROJECT CODE

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2025-090

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2025-090

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GENERAL NOTES

DEMOLITION

EXISTING HVAC PIPING, DUCTWORK, AND EQUIPMENT SHOWN IS BASED ON EXISTING

PLANS AND FIELD OBSERVATION WITHOUT DEMOLITION. AFTER DEMOLITION, ANY

CLARIFICATION REQUIRED TO DETERMINE SCOPE OF WORK SHALL BE BROUGHT TO THE

ATTENTION OF THE ARCHITECT.

THE CONTRACTOR SHALL VISIT THE JOB SITE AND THOROUGHLY FAMILIARIZE HIMSELF

WITH THE EXISTING CONDITIONS.

DRAWINGS DO NOT SHOW EVERY EXISTING PIPE, CONDUIT, DUCT, ETC. CONTRACTOR

SHALL TAKE CARE TO REMOVE ONLY ITEMS REQUIRED TO BE REMOVED AND VERIFY

PIPES, DUCTS, ETC. BEFORE REMOVAL.

REMOVAL OF ITEMS SHALL INCLUDE ASSOCIATED HANGERS, ANCHOR BOLTS AND OTHER

APPURTENANCES. WHERE SUCH REMOVAL RESULTS IN OPEN HOLES, VOIDS OR

EXPOSURE OF DAMAGED SURFACES, THE CONTRACTOR SHALL BE RESPONSIBLE FOR

REPAIRING AND FINISHING THE SURFACE TO MATCH ADJACENT CONDITIONS. THIS WORK

SHALL BE COORDINATED WITH ARCHITECTURAL FINISH SCHEDULES WHERE APPLICABLE.

BUILDING IS TO REMAIN OCCUPIED DURING CONSTRUCTION. REMOVAL OR SHUT-DOWN

OF EQUIPMENT THAT AFFECTS ANY OCCUPIED AREA'S AIR CONDITIONING OR HEATING

SHALL ONLY BE DONE AS APPROVED OR TEMPORARY AIR CONDITIONING OR HEATING

SHALL BE PROVIDED AT CONTRACTOR'S EXPENSE. THIS MAY REQUIRE NIGHT AND

WEEKEND WORK TO KEEP BUILDING IN OPERATION.

REMOVE EXISTING DUCTWORK AND PIPING NOT TO BE REUSED.

ALL MATERIALS REMOVED UNDER DEMOLITION, NOT TO BE RELOCATED OR DESIGNATED

TO BE TURNED OVER TO THE OWNER, SHALL BECOME THE PROPERTY OF THE

CONTRACTOR, UNLESS OTHERWISE NOTED, AND SHALL BE REMOVED COMPLETELY FROM

THE SITE.

WHERE CEILINGS ARE REMOVED TO SUPPORT THE MECHANICAL WORK OUTLINED IN

THESE CONTRACT DOCUMENTS, CONTRACTOR SHALL INCLUDE THE COST TO

TEMPORARILY SUPPORT AND REINSTALL ALL CEILING MOUNTED DEVICES IN THE NEW OR

REINSTALLED CEILINGS, INCLUDING BUT NOT LIMITED TO, GRILLES, REGISTERS AND

DIFFUSERS, LIGHTS, FIRE ALARM DEVICES, CAMERAS, EXIT SIGNS, WIRELESS ACCESS

POINTS, ETC.

GENERAL ITEMS

GENERAL NOTES ON THIS DRAWING ARE APPLICABLE TO EACH HVAC DRAWING OF THIS

SET. SEE EACH DRAWING FOR SPECIFIC NOTES APPLICABLE TO THAT DRAWING.

OVERHEAD PIPING IN SPACES WITHOUT HUNG CEILINGS SHALL BE RUN AS CLOSE TO

ROOF DECK OR STRUCTURE ABOVE, AS PRACTICAL, AS CLOSE TO PARALLEL JOISTS AS

POSSIBLE AND ABOVE LIGHTING FIXTURES TO CONCEAL PIPING.

OVERHEAD PIPING IN SPACES WITH CEILINGS SHALL BE CONCEALED UNLESS OTHERWISE

NOTED.

CONTRACTOR SHALL VERIFY REQUIRED REFRIGERANT PIPE SIZES AND QUANTITIES WITH

EQUIPMENT MANUFACTURER FOR THE INDICATED INSTALLATION.

COORDINATE LOCATION AND INSTALLATION OF EQUIPMENT WITH OTHER TRADES.

DO NOT SCALE DRAWINGS. SEE ARCHITECTURAL DRAWINGS FOR EXACT LOCATIONS OF

DOORS, WINDOWS, ETC.

THERMOSTATS AND SENSORS SHALL BE LOCATED IN THE ROOMS INDICATED. INSTALL AT

APPROX. 46" ABOVE FINISH FLOOR TO MATCH THE HEIGHT OF WALL SWITCHES OR OTHER

WALL MOUNTED DEVICES.

PIPING INSULATION SHALL BE RUN CONTINUOUSLY THROUGH NON-RATED FLOORS,

WALLS, ROOF AND PARTITIONS, UNLESS OTHERWISE INDICATED.

NO PIPING SHALL BE SMALLER THAN 3/4" UNLESS OTHERWISE NOTED.

FOR PIPE SIZES NOT INDICATED ON PLANS, SEE FLOW DIAGRAMS.

PROVIDE UNION OR FLANGED CONNECTIONS AT EACH PIECE OF EQUIPMENT AND ON BOTH

SIDES OF CONTROL VALVES AND PRESSURE REGULATING VALVES. PROVIDE SHUT-OFF

VALVES ON BOTH SIDES OF AUTOMATIC VALVES.

RELIEF VALVE PIPING SHALL BE EXTENDED TO THE NEAREST FLOOR DRAIN.

CORRECT SETTING ON BALANCING FITTINGS SHALL BE PERMANENTLY MARKED.

LOCATE AND SIZE CONCRETE PADS AND CURBS FOR MECHANICAL EQUIPMENT IN

ACCORDANCE WITH ACTUAL EQUIPMENT PURCHASED.

THROUGH-PENETRATION FIRESTOP ASSEMBLIES

PROVIDE UL LISTED THROUGH-PENETRATION ASSEMBLIES FOR FIRE RATED PARTITIONS,

WALLS, AND FLOORS. REVIEW ARCHITECTURAL DRAWINGS FOR FIRE PARTITION

LOCATIONS AND UL LISTINGS.

HOT WATER PIPING

PROVIDE MINIMUM PITCH SUFFICIENT TO INSURE ADEQUATE VENTING AND DRAINAGE.

PROVIDE MANUAL AIR VENTS AT HIGH POINTS OF SYSTEM.

PROVIDE 1/2" DRAIN VALVES AND CAPPED CONNECTIONS AT LOW POINTS IN PIPING

SYSTEMS FOR DRAINING.

SHEET METAL

PROVIDE ACCESS DOORS IN DUCTWORK WHERE INDICATED OR REQUIRED FOR ACCESS

TO SYSTEM COMPONENTS INCLUDING THE FOLLOWING:

DAMPER MOTORS AND/OR MOTOR OPERATED DAMPERS

HUMIDIFIERS

FILTERS

BOTH SIDES OF HEATING AND COOLING COILS

FAN BEARINGS ENCLOSED IN DUCTS OR PLENUMS

FIRE DAMPERS AND SMOKE DAMPERS

SMOKE DETECTORs

A2L PIPING REQUIREMENTS

REFRIGERANT PIPING LOCATED IN AREAS OTHER THAN THE ROOM OR SPACE WHERE THE

REFRIGERATING EQUIPMENT IS LOCATED SHALL BE LABELED. THE PERMANENT PIPE

LABELS SHALL BE LOCATED AT INTERVALS NOT EXCEEDING 20 FEET. MINIMUM TEXT

SHALL BE 1/2 INCH AND SHALL INDICATE THE REFRIGERANT DESIGNATION AND SAFETY

GROUP CLASSIFICATION OF REFRIGERANT USED IN THE PIPING SYSTEM AND INCLUDE

"DANGER-- RISK OF FIRE OR EXPLOSION. FLAMMABLE REFRIGERANT."

REFRIGERANT PIPING USED WITH GROUP A2L REFRIGERANTS AND LOCATED IN

CONCEALED LOCATIONS WHERE TUBING IS INSTALLED IN STUDS, JOISTS, RAFTERS OR

SIMILAR MEMBER SPACES, AND LOCATED LESS THAN 1-1/2 INCHES FROM THE NEAREST

EDGE OF THE STRUCTURAL MEMBER, SHALL BE CONTINUOUSLY PROTECTED BY SHIELD

PLATES. PROTECTIVE STEEL SHIELD PLATES SHALL HAVE A MINIMUM THICKNESS OF 0.0575

INCH ((NO. 16 GAGE) AND SHALL COVER THE AREA OF THE TUBE PLUS THE AREA

EXTENDING NOT LESS THAN 2 INCHES BEYOND BOTH SIDES OF THE TUBE.

MAINTENANCE

EQUIPMENT WITH FILTERS SHALL BE INSTALLED SO THAT FILTERS CAN BE EASILY

REMOVED AND REPLACED.

EQUIPMENT INSTALLED ABOVE CEILINGS SHALL BE MOUNTED APPROX. 12" ABOVE CEILING

(UON) FOR MAINTENANCE ACCESS.

INSTALL PIPE RUNS AT LEAST 6" ABOVE CEILING TILES. WHERE PRACTICAL INSTALL

VALVES, AND OTHER MAINTAINABLE DEVICES LOW ENOUGH TO REACH WITH A 6' LADDER.

PROVIDE ACCESS TO ANY INSPECTION OR MAINTAINABLE DEVICE, EQUIPMENT, ETC. -

ACCESS OR ACCESS DOOR SHALL BE OF ADEQUATE SIZE TO WORK ON DEVICE.

EXAMINE MANUFACTURER'S LITERATURE TO DETERMINE RECOMMENDED CLEARANCES.

THESE CLEARANCES, IN ADDITION TO MINIMUM CLEARANCES REQUIRED BY THE NATIONAL

ELECTRICAL CODE, SHALL BE ESTABLISHED AND MAINTAINED. THIS APPLIES TO NEW AND

EXISTING EQUIPMENT IMPACTED BY THIS PROJECT AS WELL. THE CONTRACTOR SHALL BE

RESPONSIBLE FOR COORDINATING THESE REQUIREMENTS WITH ALL OTHER TRADES.

IF THIS CONTRACTOR SHOULD ELECT TO PROPOSE ANY EQUIPMENT THAT HAS DIFFERENT

TESTING, ADJUSTING, AND BALANCING (TAB)

AIRSIDE AND WATERSIDE TAB SHALL BE PERFORMED ON ALL DUCTED AND NON-DUCTED

HVAC SYSTEMS. NON-DUCT HVAC SYSTEMS, INCLUDE, BUT ARE NOT LIMITED TO, UNIT

HEATERS, CABINET UNIT HEATERS, BASEBOARD HEATERS, DUCTLESS MINI-SPLITS,

DESTRATIFICATION FANS, LARGE CEILING FANS, INFRARED SPACE HEATERS, AIR

CURTAINS, ETC. IT SHALL BE THE RESPONSIBILITY OF THE TAB CONTRACTOR TO

DETERMINE APPROPRIATE TESTING, ADJUSTING AND BALANCING PROCEDURES FOR

SYSTEMS NOT LISTED BY THE PROCEDURAL STANDARDS CERTIFYING BODY (NEBB, AABC,

ETC.).

T

UON UNLESS OTHERWISE NOTED

WALL THERMOSTAT/TEMPERATURE SENSOR

BACKDRAFT DAMPER

VOLUME DAMPER

FIRE / SMOKE DAMPER [120 VOLT]

SMOKE DETECTOR

FIRE DAMPER (VERTICAL)

FIRE DAMPER (HORIZONTAL)

MOTORIZED DAMPER

S F/S

M

BDD

REFRIGERANT LIQUID PIPING

REFRIGERANT SUCTION PIPINGRS

RL

HOT WATER SUPPLY PIPING

HOT WATER RETURN PIPINGHWR

HWS

°F

Ø PHASE/DIAMETER

DEGREE FAHRENHEIT

L-1 LOUVER DESIGNATION

PUMP DESIGNATION

RETURN AIR FAN DESIGNATION

REHEAT COIL DESIGNATION

UNIT HEATER DESIGNATION

SUPPLY FAN DESIGNATION

UH-1

SF-1

P-1

RHC-1

RAF-1

BOILER DESIGNATION

AIR HANDLING UNIT DESIGNATION

EXHAUST FAN DESIGNATIONEF-1

B-1

AHU-1

POINT OF DEMOLITION LIMIT

POINT OF CONNECTION NEW TO EXISTING

NEW WORK NOTE DESIGNATION

DEMOLITION NOTE DESIGNATION

LEGEND AND ABBREVIATIONS

AIR COOLED CONDENSER DESIGNATION

SHEET WHERE SHOWN/CUT

ACC-1

DETAIL/RISER/ENLARGED PLAN

EXTERNAL STATIC PRESSURE

ENTERING WATER TEMPERATURE

LEAVING WATER TEMPERATURE

LEAVING AIR TEMPERATURE

MAX OVERCURRENT PROTECTION

1000 BRITISH THERMAL UNITS PER HOUR

WET BULB TEMPERATURE

MAXIMUMMAX

PIPE TURNING DOWN

D CONDENSATE DRAIN

DIRECTION OF FLOW

WG

WB

SA

WATER GAUGE

SUPPLY AIR

OA

MOCP

MCA

MIN

MBH

OUTSIDE AIR

MIN CIRCUIT AMPACITY

MINIMUM

PRESSURE GAUGE W/ GAUGE COCK

UNION

FLEXIBLE PIPE CONNECTOR

THERMOMETER

PIPE TURNING UP

STRAINER

GAS REGULATOR/STEAM TRAP

LWT

HP

LAT

GPM

HORSEPOWER

GALLONS PER MINUTE

FLA

ESP

EWT

ETR

FULL LOAD AMPS

EXISTING TO REMAIN

ABOVE FINISHED FLOOR

CUBIC FEET PER MINUTE

ENTERING AIR TEMPERATURE

DECIBELS

BALANCING VALVE

CHECK VALVE

db

EAT

EL

EA

CFM

APPROX

EXHAUST AIR

ELEVATION

APPROXIMATELY

AFF

APD AIR PRESSURE DROP

(TYP) TYPICAL

DRY BULB TEMPERATUREDB

HD HEAD

IN INCH

NOISE CRITERIANC

OBD OPPOSED BLADE DAMPER

SEER SEASONAL ENERGY EFFICIENCY RATING

TSP TOTAL STATIC PRESSURE

VOLTV

SENS SENSIBLE

CALC CALCULATED

WATTW

CURRENT SENSING RELAYCSR

LEAVING DRY BULB TEMPERATURELDB

LEAVING WET BULB TEMPERATURELWB

ENTERING DRY BULB TEMPERATUREEDB

EWB ENTERING WET BULB TEMPERATURE

ENERGY CODE COMPLIANCE PATH

ASHRAE 90.1

VECC CHAPTER 4 - PRESCRIPTIVE

VECC CHAPTER 4 - PERFORMANCE

CONTRACTOR SHALL PROVIDE AN APPROPRIATE LISTED THROUGH-PENETRATION FIRE STOPPING

ASSEMBLY AT EACH PENETRATION OF FIRE RATED CONSTRUCTION (I.E. WALLS AND SLABS, ETC.).

FIRE STOPPING OF DUCT PENETRATIONS THROUGH RATED ASSEMBLIES ARE ONLY PERMITTED

WHEN FIRE AND/ OR SMOKE DAMPERS ARE NOT REQUIRED. SLEEVES SHALL ONLY BE PERMITTED

WHERE INDICATED IN THE CONTRACTOR SELECTED THROUGH-PENETRATION FIRE STOPPING

ASSEMBLY. REFER TO ARCHITECTURAL DRAWINGS FOR LOCATION OF ALL RATED ASSEMBLIES

AND ASSOCIATED UL DESIGNATIONS. DEVICES INSTALLED RECESSED WITHIN FIRE RATED

CONSTRUCTION (I.E. LIGHT SWITCHES, RECEPTACLES, ICE MAKER BOXES, ETC.) ARE ONLY

PERMITTED WHEN AN APPROVED LISTED FIRE STOPPING SYSTEM EXISTS FOR THE APPLICATION.

IF AN APPROVED LISTED FIRE STOPPING SYSTEM IS NOT AVAILABLE, THE CONTRACTOR SHALL BRING THE CONDITION TO THE ATTENTION OF THE A/E FOR RESOLUTION PRIOR TO PROCEEDING

WITH WORK.

FIRE STOPPING NOTE:

PIPE CAPPED

ELECTRIC UNIT HEATER DESIGNATIONEUH-1

DUCTLESS SPLIT SYSTEM DESIGNATIONDSS-1

RELIEF HOOD DESIGNATIONRH-1

INTAKE HOOD DESIGNATIONIH-1

CLEANOUTCO

BALL VALVE

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G E N

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A L N

O T

E S , L

E G

E N

D S

S C

H E D

U L E

CU-4 CU-2CU-3

DSS, ETR

FTR, ETR

FTR, ETR

CUH, ETR

CU

H, E

TR

UH, ETR

26x16 RA

24x16, ETR

24x16, ETR20x16, ETR16x14, ETR

10x10, ETR

10"Ø, ETR

10"Ø, ETR

12x10, ETR12x10, ETR x1

2, ET

R

10x10, ETR

12"Ø, ETR

12"Ø, ETR

10"Ø, ETR10"Ø, ETR

10x12, ETR 10x12, ETR 10x12, ETR

12"Ø, ETR 12"Ø, ETR 12"Ø, ETR

12x14, ETR 12x14, ETR12x14, ETR 18x16, ETR

10"Ø, ETR 10"Ø, ETR

12x12, ETR

24x14, ETR

16x14, ETR16x16, ETR

20x14, ETR

12x10, ETR

6x8, ETR

24x14 RA

10x6, ETR

20x22 RA

12"Ø, ETR

x1

8, ET

R x1 2, ET

R

8"Ø, ETR

6x 6, ET

R

8x8, ETR 8x6, ETR

8x

, E

TR

10x6, ETR

8" Ø

10"Ø, ETR 10"Ø, ETR 10"Ø, ETR

8"Ø, ETR6"Ø, ETR

6x10, ETR

8"Ø, ETR

8"Ø, ETR

x1

4, ET

R

8x10, ETR

10x10, ETR

10x14, ETR

12x10, ETR12x10, ETR

6x6, ETR

HWS/HWR, ETR

EXISTING

MECHANICAL

EXISTING

ELECTRICAL

6x10, ETR

(TYP 2)

EXISTING

STORAGE

EXISTING

SECURITY

TELLERS

INFORMATION

EXIST.

VESTIBULE

EXIST.

VESTIBULE

EXISTING

MEN'S ROOM

TESTING

ASSIST.

MGR.

EXISTING

LOUNGE

8"Ø

8"Ø

EXISTING

COMPUTER

ROOM

LOBBY / WAITING

AREA

DSS, ETR

FTR, ETR

FTR, ETR

CUH, ETR

CU

H, E

TR

UH, ETR

x1

4, ET

R

24x16, ETR

24x16, ETR20x16, ETR16x14, ETR

10x10, ETR

10"Ø, ETR

10"Ø, ETR

12x10, ETR12x10, ETR x1

2, ET

R 8x

, E

TR 8"Ø, ETR

8"Ø, ETR

10x10, ETR 10x10, ETR 10x10, ETR 10x10, ETR

12"Ø, ETR

12"Ø, ETR

10"Ø, ETR10"Ø, ETR

10x12, ETR 10x12, ETR 10x12, ETR

12"Ø, ETR 12"Ø, ETR 12"Ø, ETR

12x14, ETR 12x14, ETR12x14, ETR 18x16, ETR 26x16, ETR

10"Ø, ETR 10"Ø, ETR

12x12, ETR

24x14, ETR

16x14, ETR16x16, ETR

20x14, ETR

12x10, ETR

8x10, ETR

6x8, ETR

6Ø, ETR

24x14 RA

(TYP 2)

8"Ø

CU-1

26x18, ETR

20x22 RA

UP TO

x1

8, ET

R x1 2, ET

R

8x10, ETR

8"Ø, ETR

10x10, ETR

26x18 SA

8"Ø, ETR

6x 6, ET

R

6x6, ETR

8x6, ETR

6x8, ETR

8x

, E

TR

10x6, ETR

8x10, ETR

8"Ø, ETR

8x6, 10"Ø, ETR 10"Ø, ETR 10"Ø, ETR

6"Ø, ETR

6x10, ETR8"Ø, ETR

8"Ø, ETR

8x10, ETR

10x6, ETR

12"Ø, ETR

8x8, ETR

10x10, ETR

10x14, ETR

12x10, ETR12x10, ETR

8x6, ETR

6x6, ETR

14x12, ETR

8"Ø

HWS/HWR, ETR

LOBBY / WAITING

AREA

EXISTING

WOMEN'S ROOM

TESTING

EXIST. LE OFFICE

EXISTING

CORRIDOR

EXISTING

MEN'S ROOM

EXISTING

WOMEN'S ROOM

EXIST. JANITOR

ASST.

MANAGER

MANAGER

OPEN

OFFICEEXISTING

CLOSET

ASST.

MANAGER

EXISTING

MECHANICAL

EXISTING

ELECTRICAL

TELLERS

12x10

12x12

(TYP 2)

8x6

ETR

6x6

8x6

8x6

FTR, ETR

FTR, ETR

6x6

8"Ø

UP TO AHU-3

106 106

106A

109 111

115 120

123 124

RS/RL

RS

/R

L

RS

/R L

RS

/R

L

ABANDON

BELOW GRADE

ABANDON

BELOW GRADE

AHU-3, ETR

UP TO

AHU-3, ETR

UP TO

AHU-3, ETR

UP TO AHU-1 , ETR

UP TO

AHU-2, ETR

RS/RL

RS/RL

(TYP.)

(TYP.)

(TYP.)

(TYP.)

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GRAPHIC SCALE(S):

DEMOLITION PLAN - FIRST FLOOR

SCALE: 3/16" = 1'-0"

D E M

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IO

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P L A

N F

IR

S T

F L O

O R

REMOVE OUTDOOR CONDENSING UNIT, REFRIGERANT PIPING TO GRADE

AND CAP, AND ALL ASSOCIATED APPURTENANCES COMPLETE.

REMOVE OUTDOOR CONDENSING UNIT AND STORE FOR RELOCATION.

REMOVE REFRIGERANT PIPING TO GRADE AND CAP. REMOVE ALL

ASSOCIATED APPURTENANCES COMPLETE.

REMOVE GAS-FIRED BOILER. DISCONNECT HWS/HWR PIPING, GAS PIPING,

AND VENT AND REMOVE ONLY AS REQUIRED TO REPLACE BOILER.

REFER TO BOILER DEMOLITION AND NEW WORK DIAGRAMS.

REMOVE INLINE HW PUMP. DISCONNECT HWS/HWR PIPING AND REMOVE

ONLY AS REQUIRED TO REPLACE PUMP. REFER TO BOILER DEMOLITION

AND NEW WORK DIAGRAMS.

REMOVE ZONE MOTORIZED DAMPER, SUPPORTS, CONTROL WIRING, AND

ASSOCIATED APPURTENANCES COMPLETE. PREP DUCTWORK FOR NEW

CONNECTION IN THE NEW WORK PHASE.

REMOVE ZONE THERMOSTAT AND CONTROL WIRING COMPLETE.

REMOVE EXISTING TRANE CONTROL PANEL AND CONTROL WIRING

COMPLETE.

NOTES THIS SHEET

3/16" = 1'-0" 0' 5' 10' 20'

REFRIGERANT RECLAIM NOTE:

REFRIGERANT RECOVERY NOTE:

REFRIGERANT FROM EXISTING MECHANICAL SYSTEMS SHALL BE RECOVERED

AND RECYCLED FOR RECLAIM. EQUIPMENT CAPABLE OF PULLING A VACUUM OF

LESS THAN 1000 MICRONS OF MERCURY SHALL BE USED TO RECOVER

REFRIGERANT. MECHANICAL SYSTEMS SHALL NOT BE OPENED TO ATMOSPHERE

UNTIL ALL REFRIGERANT IS FULLY RECOVERED. THE CONTRACTOR SHALL

PROVIDE CONTAINERS FOR THE STORAGE OF THE REFRIGERANT. REFRIGERANT

SHALL BECOME THE PROPERTY OF THE CONTRACTOR.

REFRIGERANT FROM EXISTING MECHANICAL SYSTEM (CU-4) SHALL BE

RECOVERED AND RECYCLED FOR RECLAIM. EQUIPMENT CAPABLE OF PULLING A

VACUUM OF LESS THAN 1000 MICRONS OF MERCURY SHALL BE USED TO

RECOVER REFRIGERANT. MECHANICAL SYSTEMS SHALL NOT BE OPENED TO

ATMOSPHERE FOR DEMOLITION UNTIL ALL REFRIGERANT IS FULLY RECOVERED.

THE CONTRACTOR SHALL PROVIDE CONTAINERS FOR THE STORAGE OF THE

REFRIGERANT. REUSE REFRIGERANT AFTER OUTDOOR UNIT IS RELOCATED.

CU-4 NOTE:

PRIOR TO REMOVAL, VERIFY CU-4 IS OPERATIONAL AND PROVIDE WRITTEN

CONFIRMATION INCLUDING AN DEFICIENCIES.

MD102 MD401

MD102 MD401

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GRAPHIC SCALE(S):

DEMOLITION PLAN - ATTIC

SCALE: 3/16" = 1'-0"

D E M

O L

IT

IO

N

P L A

N A

T T

IC

1 NO WORK ON THIS SHEET. SHEET IS FOR REFERENCE ONLY.

NOTES THIS SHEET

3/16" = 1'-0" 0' 5' 10' 20'

KEYPLAN - ATTIC

NO SCALE

AREA OF WORK

DSS, ETR

FTR, ETR

FTR, ETR

CUH, ETR

CU

H, E

TR

UH, ETR

24x16, ETR

24x16, ETR20x16, ETR16x14, ETR

10x10, ETR

10"Ø, ETR

10"Ø, ETR

12x10, ETR12x10, ETR x1

2, ET

R

10x10, ETR

12"Ø, ETR

12"Ø, ETR

10"Ø, ETR10"Ø, ETR

10x12, ETR 10x12, ETR 10x12, ETR

12"Ø, ETR 12"Ø, ETR 12"Ø, ETR

12x14, ETR 12x14, ETR12x14, ETR 18x16, ETR

10"Ø, ETR 10"Ø, ETR

12x12, ETR

24x14, ETR

16x14, ETR16x16, ETR

20x14, ETR

12x10, ETR

6x8, ETR

10x6, ETR

12"Ø, ETR

x1

8, ET

R x1 2, ET

R

8"Ø, ETR

6x 6, ET

R

8x8, ETR 8x6, ETR

8x

, E

TR

10x6, ETR

8" Ø

10"Ø, ETR 10"Ø, ETR 10"Ø, ETR 10"Ø, ETR

8"Ø, ETR6"Ø, ETR

6x10, ETR

8"Ø, ETR

x1

4, ET

R

8x10, ETR

10x10, ETR

10x14, ETR

12x10, ETR12x10, ETR

6x6, ETR

HWS/HWR, ETR

EXISTING

MECHANICAL

EXISTING

ELECTRICAL

6x10, ETR

(TYP 2)

EXISTING

STORAGE

EXISTING

SECURITY

TELLERS

INFORMATION

EXIST.

VESTIBULE

EXIST.

VESTIBULE

EXISTING

MEN'S ROOM

TESTING

ASSIST.

MGR.

EXISTING

LOUNGE

8"Ø

8"Ø

EXISTING

COMPUTER

ROOM

LOBBY / WAITING

AREA

DSS, ETR

FTR, ETR

FTR, ETR

CUH, ETR

CU

H, E

TR

UH, ETR

x1

4, ET

R

24x16, ETR

24x16, ETR20x16, ETR16x14, ETR

10x10, ETR

10"Ø, ETR

10"Ø, ETR

12x10, ETR12x10, ETR x1

2, ET

R 8x

, E

TR 8"Ø, ETR

8"Ø, ETR

10x10, ETR 10x10, ETR 10x10, ETR 10x10, ETR

12"Ø, ETR

12"Ø, ETR

10"Ø, ETR10"Ø, ETR

10x12, ETR 10x12, ETR 10x12, ETR

12"Ø, ETR 12"Ø, ETR 12"Ø, ETR

12x14, ETR 12x14, ETR12x14, ETR 18x16, ETR 26x16, ETR

10"Ø, ETR 10"Ø, ETR

12x12, ETR

24x14, ETR

16x14, ETR16x16, ETR

20x14, ETR

12x10, ETR

6x8, ETR

6Ø, ETR

(TYP 2)

8"Ø

8"Ø

26x18, ETR x1

8, ET

R x1 2, ET

R

8x10, ETR

8"Ø, ETR

10x10, ETR

26x18 SA

UP TO AHU-3

8"Ø, ETR

6x 6, ET

R

6x6, ETR

8x6, ETR

6x8, ETR

8x

, E

TR

10x6, ETR

8x10, ETR

8"Ø, ETR

8x6, 10"Ø, ETR 10"Ø, ETR 10"Ø, ETR 10"Ø, ETR

6"Ø, ETR

6x10, ETR8"Ø, ETR

8"Ø, ETR

8x10, ETR

10x6, ETR

12"Ø, ETR

8x8, ETR

10x10, ETR

10x14, ETR

12x10, ETR12x10, ETR

8x6, ETR

6x6, ETR

14x12, ETR

8"Ø

HWS/HWR, ETR

LOBBY / WAITING

AREA

EXISTING

WOMEN'S ROOM

TESTING

EXIST. LE OFFICE

EXISTING

CORRIDOR

EXISTING

MEN'S ROOM

EXISTING

WOMEN'S ROOM

EXIST. JANITOR

ASST.

MANAGER

MANAGER

OPEN

OFFICEEXISTING

CLOSET

ASST.

MANAGER

EXISTING

CLOSET

EXISTING

MECHANICAL

EXISTING

ELECTRICAL

TELLERS

12x10

12x12

CU-3

12x12

8x6

ETR

6x6

8x6

8x6

FTR, ETR

FTR, ETR

6x6

8"Ø

UP TO AHU-3

106 106

106A

109 111

115 120

122 123 124

CU-2 CU-1

RS/RL (2 SETS)

1 1 1

CU-42

CONCRETE

HOUSEKEEPING PAD

26x16 RA

24x14 RA24x14 RA

20x22 RA

UP TO

AHU-3, ETR

UP TO

AHU-3, ETR

UP TO AHU-1 , ETR

UP TO

AHU-2, ETR

RS/RL 33

6 (TYP.)

7 (TYP.)

7 (TYP.)

6 (TYP.)

7 (TYP.)

PROJECT CODE

RFS JOB #

OF

DATE

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GRAPHIC SCALE(S):

NEW WORK PLAN - FIRST FLOOR

SCALE: 3/16" = 1'-0"

N E W

W O

R K

P L A

N F

IR

S T

F L O

O R

PROVIDE AIR COOLED CONDENSING UNIT, CONTROLS AND CONCRETE

EQUIPMENT PAD COMPLETE. REFER TO ARCHITECT FOR CONCRETE

PAD DETAIL.

RELOCATE AIR COOLED CONDENSING UNIT. PROVIDE CONTROL

WIRING TO INDOOR UNIT AND PROVIDE CONCRETE PAD.

PROVIDE REFRIGERANT PIPING, INSULATION, HANGERS, SUPPORTS,

AND ALL ASSOCIATED APPURTENANCES. ROUTE REFRIGERANT PIPING

TIGHT TO EXTERIOR SOFFIT FROM OUTDOOR UNIT TO AIR HANDLING

UNIT IN ATTIC.

PROVIDE GAS FIRED BOILER AS SCHEDULED. PROVIDE HWS/HWR

PIPING, GAS PIPING, AND VENT AND RECONNECT TO NEW BOILER.

REFER TO BOILER DEMOLITION AND NEW WORK DIAGRAMS.

PROVIDE INLINE HW PUMP AS SCHEDULED. PROVIDE HWS/HWR PIPING

AND RECONNECT TO NEW HW PUMP. REFER TO BOILER DEMOLITION

AND NEW WORK DIAGRAMS.

PROVIDE ZONE MOTORIZED DAMPER, SUPPORTS, AND ASSOCIATED

APPURTENANCES COMPLETE.

PROVIDE ZONE THERMOSTAT AND CONTROL WIRING COMPLETE.

PROVIDE DDC CONTROLLER COMPLETE.

NOTES THIS SHEET

3/16" = 1'-0" 0' 5' 10' 20'

AHU-1/2/3 SHALL BE LOCATED IN EXISTING ATTIC SPACE. UNITS SHALL

HAVE DIMENSIONS TO FIT THROUGH EXISTING ATTIC HATCH. UNITS WILL

REQUIRE THE ABILITY TO BE DISASSEMBLED AND RE-ASSEMBLED WITHIN

THE ATTIC SPACE. THE CONTRACTOR SHALL VISIT THE JOB SITE AND

BECOME THOROUGHLY FAMILIARIZED WITH THE EXISTING CONDITIONS.

EQUIPMENT INSTALLATION IN ATTIC:

M102 M402

M102 M402

PROJECT CODE

RFS JOB #

OF

DATE

D E S C

R

IP

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#25264

GRAPHIC SCALE(S):

NEW WORK PLAN - ATTIC

SCALE: 3/16" = 1'-0"

N E W

W O

R K

P L A

N A

T T

IC

1 NO WORK ON THIS SHEET. SHEET IS FOR REFERENCE ONLY.

NOTES THIS SHEET

3/16" = 1'-0" 0' 5' 10' 20'

KEYPLAN - ATTIC

22x18, ETR

28x20, ETR

8x6, ETR20x22, ETR

14x10, ETR

26x18, ETR

RSRL

D

AHU-31

RSRL

HWSHWR

1-1/4" D, ETR

1" HWS & HWR, ETR

26x18, ETR

26x18, ETR

10x6, ETR

30x18 OA

LOUVER, ETR

24x14 DN, ETR

AHU-1

26x16, ETR

26x16 DN, ETR

AHU-2

26x18, ETR

8x6, ETR

10x8, ETR

16x8 EXHAUST

LOUVER, ETR

22x18 OA

LOUVER, ETR

28x20, ETR

32x20, ETR

RS RLRS RL

HWS

HWR

HWS

HWR

1" HWS & HWR, ETR

D

D4

1-1/4" D, ETR

1" HWS & HWR, ETR

RSRLRSRL

2 (TYP.)

EF-2, ETR

PROJECT CODE

RFS JOB #

OF

DATE

D E S C

R

IP

T

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N

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GRAPHIC SCALE(S):

E N

L A

R G

E D

D E M

O L

IT

IO

N

P L A

N S

3' 1/2" = 1'-0"

5'0'

ENLARGED DEMOLITION ATTIC PLAN

SCALE: 1/2" = 1'-0"

ENLARGED DEMOLITION ATTIC PLAN

SCALE: 1/2" = 1'-0"

MD102 MD401

MD102 MD401

REFRIGERANT RECOVERY NOTE:

REFRIGERANT FROM EXISTING MECHANICAL SYSTEMS SHALL BE RECOVERED AND

RECYCLED FOR RECLAIM. EQUIPMENT CAPABLE OF PULLING A VACUUM OF LESS THAN

1000 MICRONS OF MERCURY SHALL BE USED TO RECOVER REFRIGERANT. MECHANICAL

SYSTEMS SHALL NOT BE OPENED TO ATMOSPHERE UNTIL ALL REFRIGERANT IS FULLY

RECOVERED. THE CONTRACTOR SHALL PROVIDE CONTAINERS FOR THE STORAGE OF

THE REFRIGERANT. REFRIGERANT SHALL BECOME THE PROPERTY OF THE CONTRACTOR.

REMOVE AIR HANDLING UNIT, SUPPORTS, AND FLEXIBLE DUCT

CONNECTIONS. REMOVE AUXILIARY DRAIN PAN.

REMOVE REFRIGERANT PIPING, INSULATION, HANGERS, SUPPORTS,

AND ALL ASSOCIATED APPURTENANCES IN ATTIC MECHANICAL ROOM

AND ABOVE CEILING. CAP PIPES AT EXTERIOR WALL. SEE MD101 FOR

CONTINUATION.

REMOVE HWS/HWR PIPING, INSULATION, HANGERS, SUPPORTS, AND

ALL ASSOCIATED APPURTENANCES TO POINTS INDICATED.

REMOVE CONDENSATE DRAIN PIPING, INSULATION, HANGERS,

SUPPORTS, AND ALL ASSOCIATED APPURTENANCES TO POINTS

INDICATED.

REMOVE EXISTING AIR HANDLER CONTROL PANELS AND CONTROL

WIRING COMPLETE.

NOTES THIS SHEET

KEYPLAN - ATTIC

22x18, ETR

28x20, ETR

8x6, ETR20x22, ETR

14x10, ETR

26x18, ETR

1 AHU-3

D

HWSHWR

1" HWS & HWR, ETR

RS

RL

RS

RL

1-1/4" D, ETR

1" HWS & HWR

AHU-1

AHU-2

26x18, ETR

26x18, ETR

10x6, ETR

30x18 OA LOUVER, ETR 24x14 DN, ETR

26x16, ETR

26x16 DN, ETR

26x18, ETR

8x6, ETR

10x8, ETR

16x8 EXHAUST

LOUVER, ETR

22x18 OA

LOUVER, ETR

28x20, ETR

32x20, ETR

HWS

HWR

HWS

HWR

1" HWS & HWR, ETR

D

D4

1-1/4" D, ETR

1" HWS & HWR, ETR

1" HWS &

HWR

RS

RL

RS

RL

RS

RL

RS

RL

1" HWS &

HWR

EF-2, ETR

PROJECT CODE

RFS JOB #

OF

DATE

D E S C

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GRAPHIC SCALE(S):

E N

L A

R G

E D

P L A

N S

3' 1/2" = 1'-0"

5'0'

ENLARGED NEW WORK MEZZANINE PLAN

SCALE: 1/2" = 1'-0"

ENLARGED NEW WORK MEZZANINE PLAN

SCALE: 1/2" = 1'-0"M102 M402

M102 M402

PROVIDE AIR HANDLING UNIT AS SCHEDULED. PROVIDE FLEXIBLE

DUCT CONNECTIONS AT SUPPLY/RETURN ENDS OF UNIT AND

CONNECT TO EXISTING DUCTWORK. PROVIDE AUXILIARY DRAIN PAN.

PROVIDE REFRIGERANT PIPING, INSULATION, HANGERS, SUPPORTS,

AND ALL ASSOCIATED APPURTENANCES. ROUTE 7' ABOVE FINISHED

FLOOR.

PROVIDE HWS/HWR PIPING, INSULATION, HANGERS, SUPPORTS, AND

ALL ASSOCIATED APPURTENANCES TO POINTS INDICATED.

PROVIDE CONDENSATE DRAIN PIPING, INSULATION, HANGERS,

SUPPORTS, AND ALL ASSOCIATED APPURTENANCES TO POINTS

INDICATED.

NOTES THIS SHEET

KEYPLAN - ATTIC

NO SCALE

AREA OF WORK

AHU-1/2/3 SHALL BE LOCATED IN EXISTING ATTIC SPACE. UNITS SHALL

HAVE DIMENSIONS TO FIT THROUGH EXISTING ATTIC HATCH. UNITS WILL

REQUIRE THE ABILITY TO BE DISASSEMBLED AND RE-ASSEMBLED WITHIN

THE ATTIC SPACE. THE CONTRACTOR SHALL VISIT THE JOB SITE AND

BECOME THOROUGHLY FAMILIARIZED WITH THE EXISTING CONDITIONS.

EQUIPMENT INSTALLATION IN ATTIC:

OF

DATE

D E S C

R

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D E T

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IL

S

PRESSURE GAGE TAP W/

CAP & PET COCK (TYP)

SUPPLY

MAIN

RETURN MAIN

MANUAL BALANCING

VALVE W/ TAPS

3-WAY CONTROL

VALVE

BY-PASS SQUARE HEAD

COCK

3/4" DRAIN VALVE W/

HOSE CONNECTION

MANUAL AIR VENT

THERMOMETER, 0 - 250° F.

RANGE (TYP)

NOTES:

1. ARRANGE PIPING TO PERMIT REMOVAL OF COIL.

2. THE MANUAL BALANCING VALVES SHALL BE INSTALLED BY THE

CONTRACTOR IN CONFORMANCE WITH VALVE MANUFACTURER'S

RECOMMENDED SPACING UP AND DOWNSTREAM FROM PIPE CHANGES

IN DIRECTION AND/OR OTHER VALVES AND COMPONENTS IN THE PIPING.

HOT WATER COIL PIPING DETAIL

NO SCALE

PROVIDE VIBRATION

ISOLATING FLEXIBLE

PIPING CONNECTOR

(TYP. FOR 2)

BALL VALVE (TYP.)

CONDENSATE DRAIN TRAP DETAIL

NO SCALE

DRAIN PAN TRAPPING FOR SECTION

UNDER NEGATIVE PRESSURE:

L = H + J + PIPE DIAMETER WHERE:

H = 1 INCH FOR EACH INCH OF NEGATIVE

PRESSURE PLUS 1 INCH

J = 1/2 H

DRAIN PAN TRAPPING FOR SECTION

UNDER POSITIVE PRESSURE:

L = H + J + PIPE DIAMETER WHERE:

H = 1/2 INCH (MINIMUM)

J = 1/2 INCH PLUS THE UNIT POSITIVE

STATIC PRESSURE AT COIL DISCHARGE

(LOADED FILTERS)

CLEANOUT (TYP. FOR 2)

DRAIN LINE SHALL BE AT LEAST

THE SAME SIZE AS THE NIPPLE ON

THE DRAIN PAN

PITCH DOWN TOWARD

DRAIN, ROUTE AS

INDICATED ON PLAN

DRAIN PAN

PROVIDE (3) 1/4"ø VENT HOLES

M0917

GAS COCK

INDOOR EQUIPMENT GAS CONNECTION DETAIL

NO SCALE

UNION (TYP)

AGA APPROVED

STAINLESS STEEL

FLEXIBLE CONNECTOR

INDOOR

GAS FIRED

EQUIPMENT

6" DIRT LEG

(FULL SIZE)

CAPPED TEE FOR PRESSURE

MEASURING INSTRUMENT

BOILER DEMOLITION DIAGRAM

NO SCALE

HW

R

HWR

HW

S

EXISTING BOILER

BOILER NEW WORK DIAGRAM

NO SCALE

HW

R

HWR

HW

S

B-1

NOTE:

THIS DETAIL IS TYPICAL FOR ALL EXTERNALLY ISOLATED AIR HANDLING UNITS. PROVIDE A

MINIMUM OF 8 ISOLATORS PER UNIT. BASED ON KINETICS FDS-2.

WOOD FLOOR

WASHER

(TYP)

NUT (TYP)

5-1/2"

MAX

PROVIDE TOGGLE TYPE ANCHOR BOLT

(TYP FOR 2 EACH SPRING)

PROVIDE BOLT DOWN ISOLATOR

MOUNT

FREE STANDING SPRING

ISOLATOR

PROVIDE MC8x22.8 CHANNEL FULL

LENGTH OF AHU BASE RAIL

LEVELING

BOLT

AHU BASE RAIL

AHU VIBRATION ISOLATOR INSTALLATION DETAIL

NO SCALE

CONCRETE PAD, ETR, EXTEND AS

REQUIRED FOR NEW BOILER

CONCRETE PAD, ETR

SECURE TO WALL W/ 1/2"Ø

TOGGLE OR EXPANSION

BOLT (TYP)

3/8"Ø BOLT

(TYPICAL)

SPACED TO

CLEAR

BEAM

OFFSET RISER CLAMP

RISER SUPPORT DETAIL

NO SCALE

NOTE:

MIN. (4) - 1/2"Ø CONCRETE

CONCRETE

PAD

ANCHOR TYPE THREADED

STUDS WITH WASHERS AND

LOCKNUTS

LIQUID LINE

SIMILAR WITH

FELT LINED

BRASS SLEEVE

AROUND PIPE

REFRIGERANT

PIPE

PIPE

SUPPORT

WITH U-BOLT

FILLET

WELD ALL

AROUND

BASE

STAND

(6"x6"x1/4"

THICK)

PIPE SUPPORT DETAIL

OF

DATE

D E S C

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S C

H E D

U L E S

HOT WATER BOILER SCHEDULE

INPUT GROSS INPUT LWT EWT ELECTRICAL DATA

TAG FUEL (MBH) (MBH) GPM (ºF) (ºF) MCA MOCP VOLTS PHASE MODEL NO. REMARKS

B-1 NATURAL GAS 399.0 335.0 22.0 180 150 10.0 15.0 120 1 HD401 SEE NOTES

NOTES:

1. THE DESIGN SCHEDULE SHOWN IS BASED ON RAYPAK EQUIPMENT AND IS INTENDED ONLY TO SHOW THE GENERAL SIZE, CONFIGURATION, LOCATION, CONNECTIONS AND SUPPORT FOR EQUIPMENT OR SYSTEM SPECIFIED RELATION TO THE OTHER BUILDING SYSTEMS. SEE SPECIFICATION SECTION 237313 FOR TECTNICAL REQUIRMENTS PERTAINING TO THE EQUIPMENT.

2. PROVIDE SUITABLE FOR 4 IN. WC MINIMUM GAS PRESSURE.

3. PROVIDE ALL TRIM AND APPURTENANCES RECOMMENDED FOR INDICATED APPLICATION.

4. PROVIDE 2-STAGE BURNER.

PUMP SCHEDULE

HEAD MIN DUTY POINT ELECTRICAL DATA

TAG SERVICE TYPE GPM (FT) EFFICIENCY HP VOLTS PHASE RPM REMARKS

P-1 HW SYSTEM INLINE 22.0 40.0 51.3 1 208 3 3450 SEE NOTES

P-2 HW SYSTEM INLINE 22.0 40.0 51.3 1 208 3 3450 SEE NOTES

NOTES:

1. THE DESIGN SCHEDULE SHOWN IS BASED ON BELL & GOSSETT MODEL e-90 1AAB EQUIPMENT AND IS INTENDED ONLY TO SHOW THE GENERAL SIZE, CONFIGURATION, LOCATION, CONNECTIONS AND SUPPORT FOR EQUIPMENT OR SYSTEM SPECIFIED RELATION TO THE OTHER BUILDING SYSTEMS. SEE SPECIFICATION SECTION

237313 FOR TECTNICAL REQUIRMENTS PERTAINING TO THE EQUIPMENT.

2. PROVIDE NON-OVERLOADING MOTOR SELECTION.

3. PROVIDE WITH MOTOR STARTER SIZED IN ACCORDANCE WITH NEMA RECOMMENDATIONS.

CUSTOM AIR HANDLING UNIT SCHEDULE

SUPPLY FAN DATA DX COIL DATA HOT WATER HEATING COIL DATA UNIT ELECTRICAL DATA

SA ELECTRICAL DATA TOTAL SENS. MAX TOTAL MAX MAX

CFM OA ESP TSP REFRIGERANT CAPACITY CAPACITY EDB EWB LDB LWB REFRIGERANT CAPACITY EDB LDB EWT LWT APD WPD

TAG TYPE (MAX/MIN) CFM (IN. WG) (IN. WG) HP VOLTS PHASE TYPE MBH MBH (ºF) (ºF) (ºF) (ºF) CHARGE (LBS) MBH (ºF) (ºF) (ºF) (ºF) GPM (IN. WG) (FT WG) VOLTS PHASE MCA MOCP REMARKS AHU-1 CUSTOM 3000 885 1.50 3.22 7.5 208 3 454B 91.2 59.2 83.0 70.0 65.1 61.0 16.6 106.8 58.0 90.8 180 150.0 7.1 0.15 0.74 208 3 35.5 60 SEE NOTES AHU-2 CUSTOM 3600 880 1.50 3.27 5 208 3 454B 121.4 81.4 81.0 69.0 60.5 58.8 21.6 137.2 58.0 93.1 180 150.0 9.1 0.12 0.99 208 3 28 50 SEE NOTES AHU-3 CUSTOM 3600 540 1.50 3.50 5 208 3 454B 117.4 95.5 82.0 67.0 57.9 56.6 17.5 137.2 58.0 93.1 180 150.0 9.1 0.12 0.99 208 3 28 50 SEE NOTES

NOTES:

1. THE DESIGN SCHEDULE SHOWN IS BASED ON TRANE UCCA EQUIPMENT AND IS INTENDED ONLY TO SHOW THE GENERAL SIZE, CONFIGURATION, LOCATION, CONNECTIONS AND SUPPORT FOR EQUIPMENT OR SYSTEM SPECIFIED RELATION TO THE OTHER BUILDING SYSTEMS. SEE SPECIFICATION SECTION 237313 FOR TECTNICAL REQUIRMENTS PERTAINING TO THE EQUIPMENT.

2. LEAVING AIR TEMPERATURE IS TO BE PROVIDED AT THE UNIT DISCHARGE, TOTAL & SENSIBLE CAPACITIES ARE "NET" VALUES TO BE PROVIDED DOWNSTREAM OF THE SUPPLY AIR FAN.

3. PROVIDE WITH INVERTER DUTY RATED MOTOR AND VARIABLE FREQUENCY DRIVE

4. PROVIDE WITH THE FOLLOWING SECTIONS: FLAT FILTER, MEDIUM ACCESS COOLING COIL, FAN, DUAL CIRCUIT COOLING COIL (AHU-2/3), HOT-WATER REHEAT COIL.

DUCT CONSTRUCTION AND LEAK TEST SCHEDULE

TAG

DUCT PRESSURE CLASS

SUPPLY/RETURN/OUTSIDE/EXHAUST AIR

ROUND/OVAL RECTANGULAR DUCT DUCT

SUPPLY RETURN EXHAUST OUTSIDE DUCT DUCT LEAK DUCT DUCT LEAK TEST TEST

DUCT DUCT DUCT AIR DUCT SEAL CLASS SEAL CLASS PRESSURE TYPE

SP SP SP SP CLASS CFM/100 SF CLASS CFM/100 SF SP

RTU/AHU 2 -2 -2 A 2 A 4 - NOT REQUIRED

NOTES:

1. ALL DUCTWORK SYSTEMS SHALL BE SEALED IN ACCORDANCE TO SMACNA DUCT SEAL CLASS A STANDARDS.

AIR COOLED CONDENSING UNIT SCHEDULE

MIN REFRIG. REFRIGERANT OA TEMP. COMPRESSOR MOTOR(S) ELECTRICAL DATA MINIMUM

TAG SERVES EFFECT (MBH) TYPE (ºF DB) NO. RLA (EACH) MCA MOCP VOLTS PHASE IEER MODEL NO. REMARKS

CU-1 AHU-1 91.2 454B 95 1 27.1 38 60 208 3 14.6 TTA09 SEE NOTES

CU-2 AHU-2 121.4 454B 95 2 16.5 43 50 208 3 14.6 TTA12 SEE NOTES

CU-3 AHU-3 119.0 454B 95 2 16.1 42 50 208 3 14.6 TTA12 SEE NOTES

NOTES:

1. THE DESIGN SCHEDULE SHOWN IS BASED ON TRANE EQUIPMENT AND IS INTENDED ONLY TO SHOW THE GENERAL SIZE, CONFIGURATION, LOCATION, CONNECTIONS AND SUPPORT FOR EQUIPMENT OR SYSTEM SPECIFIED RELATION TO THE OTHER BUILDING SYSTEMS. SEE SPECIFICATION SECTION 237313 FOR TECTNICAL REQUIRMENTS PERTAINING TO THE EQUIPMENT.

2. PROVIDE SAME MANUFACTURER AS ASSOCIATED AIR HANDLER.

3. PROVIDE LOCKING-TYPE TAMPER-RESISTANT CAPS ON REFRIGERANT CIRCUIT ACCESS PORTS.

REFRIGERANT SAFETY CALCULATION

EQUIPMENT REFRIGERANT SAFETY RCL LFL TOTAL REFRIGERANT ACCEPTABLE CIRCUIT INITIAL SPACE MITIGATION RELEASE MITIGATION MITIGATION CONROL MACHINERY

TAG TYPE GROUP (LB/1000CF) (LB/1000CF) VOLUME (CF) CHARGE LIMIT Mdef (LB) CHARGE EDVC (LB) CHARGE (LB) COMPLIANCE CONTROLS TYPE RELEASEABLE CHARGE (LB) COMPLIANCE ROOM COMPLIANCE AHU-1 (R-32) 32 A2L 4.8 19.1 35352 NOT APPLICABLE 337.61 32.3 PASS NONE - NOT APPLICABLE NOT REQUIRED

AHU-1 (R-454B) 454B A2L 3.1 22 35352 NOT APPLICABLE 388.87 16.6 PASS NONE - NOT APPLICABLE NOT REQUIRED AHU-2 (R-32) 32 A2L 4.8 19.1 13210 NOT APPLICABLE 126.16 36.2 PASS NONE - NOT APPLICABLE NOT REQUIRED

AHU-2 (R-454B) 454B A2L 3.1 22 13210 NOT APPLICABLE 145.31 21.6 PASS NONE - NOT APPLICABLE NOT REQUIRED AHU-3 (R-32) 32 A2L 4.8 19.1 32389 NOT APPLICABLE 309.31 36.8 PASS NONE - NOT APPLICABLE NOT REQUIRED

AHU-3 (R-454B) 454B A2L 3.1 22 32389 NOT APPLICABLE 356.28 17.5 PASS NONE - NOT APPLICABLE NOT REQUIRED

NOTES:

1. ALL REFRIGERANT SAFETY CALCULATIONS ARE CALCULATED IN ACCORDANCE WITH ASHRAE 15 - 2022 AND ASHRAE 34 - 2022.

2. REFRIGERANT CHARGE LIMIT Mdef ONLY APPLIES TO GROUP A2L REFRIGERANT SYSTEMS THAT ARE NOT EQUIPPED WITH AIR CIRCULATION IN ACCORDANCE WITH SECTION 7.6 OF ASHRAE 15.

3. CIRCUIT CHARGE IS THE LARGEST INDEPENDENT CIRCUIT CHARGE FOR THE SYSTEM.

4. FOR SYSTEMS PROVIDED WITH MITIGATION CONTROLS, MITIGATION CONTROLS MUST BE PROVIDED BY THE EQUIPMENT MANUFACTURER AND BE COMPONENTS OF A REFRIGERATION SYSTEM THAT IS LISTED PER UL 60335-2-40/CSA C22.2 No. 60335-2-40 -OR- UL 60335-2-89/CSA C22.2 No. 60335-2-89 .

5. COMPLIANCE WITH EDVC USING RELEASE MITIGATION CONTROLS IS PROHIBITED FOR SYSTEMS SERVING INSTITUTIONAL OCCUPANCIES.

6. FOR SYSTEMS REQURING MACHINERY ROOMS, MACHINERY ROOMS MUST BE DESIGNED IN ACCORDANCE WITH SECTION 8.9 OF ASHRAE 15 FOR ALL NON-FLAMMABLE CLASSIFIED REFRIGERANTS -OR- IN ACCORDANCE WITH SECTION 8.11 OF ASHRAE 15 FOR ALL REFRIGERANTS CLASSIFIED A2L AND B2L.

7. ACCEPTABLE CHARGE EDVC CALCULATION NOT REQUIRED FOR LISTED SYSTEMS WITH A CIRCUIT CHARGE ≤6.6 LBS -OR- LISTED SELF-CONTAINED SYSTEMS LOCATED IN A COMMERCIAL OCCUPANCY, NOT LOCATED IN A PUBLIC CORRIDOR OR LOBBY, WITH A CIRCUIT CHARGE ≤22 LBS.

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3-WAY CONTROL VALVE WITH PORT POSITIONS INDICATED

DUCT TEMPERATURE SENSOR - POINT TYPE

AIR FLOW MONITORING STATION WITH FLOW DIRECTION INDICATED

AIRSIDE CONTROLS KEY:

NO NORMALLY OPEN

NC NORMALLY CLOSED

ANALOG INPUT

ANALOG OUTPUT

CHECK VALVE WITH PERMISSIBLE FLOW DIRECTION SHOWN

DIFFERENTIAL PRESSURE SENSOR/SWITCH

VFD

VARIABLE FREQUENCY DRIVE

DUCT TEMPERATURE SENSOR - AVERAGE TYPE

DUCT HUMIDITY SENSOR

TS

TS

HS

DPS

AFMS

FREEZESTAT PROTECTION SENSORFP

COS CONDENSATE OVERFLOW SWITCH

DA DAMPER ACTUATOR

OPPOSED DAMPER BLADES

PARALLEL DAMPER BLADES

SMOKE DUCT SMOKE DETECTOR

PUMP

WATERSIDE CONTROLS KEY:

PIPE JUNCTION

PIPE FLOW DIRECTION

AI

AO

DIGITAL INPUTDI

DIGITAL OUTPUTDO

BACNET INTEGRATIONBAC

SAFETY CIRCUIT DEVICESAFE

FIRE ALARM RELAY/INTEGRATIONFAR

CONTROL POINTS KEY:

IMMERSION TEMPERATURE SENSORTS

DIFFERENTIAL PRESSURE SENSOR/SWITCHDPS

PROOF OF FLOW SWITCHFS

FLOW METER WITH FLOW DIRECTION INDICATEDFM

VFD

ABBREVIATIONS:

C COMMON

SR SPRING RETURN

NSR NON-SPRING RETURN

EW ENTERING WATER

LW LEAVING WATER

CWS/CWR CHILLED WATER SUPPLY/RETURN

HWS/HWR HOT WATER SUPPLY/RETURN

CS/CR CONDENSER WATER SUPPLY/RETURN

OCC OCCUPANCY

VAC VACANCY

OCC/VAC

OCCUPANCY/VACANCY SENSOR WITH SENSOR TYPE

CSR CURRENT SENSING RELAY

PCWP PRIMARY CHILLED WATER PUMP

PHWP PRIMARY HOT WATER PUMP

SHWP SECONDARY HOT WATER PUMP

SCWP SECONDARY CHILLED WATER PUMP

CP CONDENSER WATER PUMP

MOTOR STARTER

MOTOR STARTER

VARIABLE FREQUENCY DRIVE

LPS LOW PRESSURE STEAM

COND STEAM CONDENSATE

BR BAROMETRIC RELIEF

CONTROLS LEGEND

TIME DELAY RELAY WITH DELAY TYPE AND TIMER

TYPE

TIMER

C

CONTROL SYMBOLS KEY:

NORMALLY OPEN CONTACT

NORMALLY CLOSED CONTACT

GENERAL CONTROL DRAWING NOTES

1.0 GENERAL ITEMS:

GENERAL NOTES ON THIS DRAWING ARE APPLICABLE TO EACH CONTROL DRAWING IN THIS SET. SEE

EACH DRAWING FOR SPECIFIC NOTES APPLICABLE TO THAT DRAWING.

IF ANY DESIGN DEVIATIONS EXIST, CONTRACTOR MUST IDENTIFY ALL EXCEPTIONS AND/OR DEVIATIONS

AND SUBMIT TO THE DESIGNER OF RECORD FOR APPROVAL.

2.0 FIELD INSTALLED CONTROL DEVICES:

COORDINATE FINAL LOCATION OF ALL CONTROL DEVICES WITH REFLECTED CEILING PLAN, LIGHTING

FIXTURE LAYOUT, AND ACCESSORIES INSTALLED BY OTHER TRADES TO PRESENT A NEAT AND

ATTRACTIVE INSTALLATION THROUGHOUT THE ENTIRE BUILDING.

WALL-MOUNTED CONTROL SENSORS SHALL BE LOCATED IN THE ROOMS INDICATED ON PLANS. INSTALL SENSORS WITH CENTERLINE AT 46" ABOVE FINISHED FLOOR UNLESS NOTED OTHERWISE. FOR SENSORS LOCATED ADJACENT TO OTHER WALL-MOUNTED DEVICES, THE CONTROL SENSOR SHALL BE INSTALLED

TO MATCH CENTERLINE HEIGHT OF THE ADJACENT WALL-MOUNTED DEVICE.

ALL CONTROL DEVICES SHALL BE INSTALLED IN LOCATIONS THAT ARE EASILY ACCESSIBLE AND PER

MANUFACTURER'S INSTALLATION INSTRUCTIONS.

3.0 NETWORKING AND WIRING:

PROVIDE MATCHING WIRE LABELS ON EACH END OF ALL CONTROL WIRING THAT IDENTIFY POINT NAME AND ADDRESS. FOR NETWORKING WIRING, LABEL TO IDENTIFY SOURCE AND DESTINATION LOCATIONS.

FOR ETHERNET-BASED BUILDING LEVEL CONTROLLERS, PROVIDE A SECONDARY ETHERNET PORT

INSIDE THE CONTROLLER CABINET AND ADJACENT TO THE CONTROLLER. WIRE SECONDARY ETHERNET PORT TO THE SAME NETWORK SWITCH SERVING THE CONTROLLER TO BE UTILIZED FOR NETWORK

ACCESS TO BAS FOR SERVICEABILITY.

LOW VOLTAGE POWER TRUNKS SHALL BE SIZED SO THAT THE TOTAL CONNECTED LOAD DOES NOT EXCEED 80% OF RATED POWER SUPPLY CAPACITY AND END-OF-LINE VOLTAGE DOES NOT FALL BELOW

MANUFACTURER'S DOCUMENTED MINIMUM VOLTAGE REQUIREMENTS.

4.0 RECORD DRAWINGS/AS-BUILTS:

PROVIDE RECORD DRAWINGS THAT INDICATES ALL FIELD INSTALLED CONTROL DEVICES AND WIRING

PATHS ON FLOOR PLANS.

PROVIDE A LAMINATED AS-BUILT WIRING DIAGRAM INSIDE EACH CONTROL CABINET.

FOR CONTROL DEVICES LOCATED IN CEILINGS, CONTROLS CONTRACTOR MUST PROVIDE LABELS TO IDENTIFY THE LOCATIONS OF CONTROL DEVICES WITHOUT HAVING TO OPEN THE CEILING. SUBMIT

LABEL PRODUCT DATA TO ARCHITECT FOR APPROVAL.

EACH CONTROL VALVE SHALL BE PROVIDED WITH A TAG THAT IDENTIFIES THE VALVE TAG NUMBER, VALVE TYPE, Cv VALUE, FAIL POSITION, AND VALVE BODY/ACTUATOR PART NUMBERS.

ETHERNET SWITCH

BY OWNER

TO ADDITIONAL BACnet I/P BUILDING

CONTROLLERS (B-BC) OR ADVANCED

APPLICATION CONTROLLERS (B-AAC)

TO BACnet I/P APPLICATION SPECIFIC

CONTROLLERS (B-ASC)

TO BACnet MS/TP APPLICATION SPECIFIC

CONTROLLERS (B-ASC)

TO BACnet MS/TP APPLICATION SPECIFIC

CONTROLLERS (B-ASC)

HUMAN MACHINE INTERFACE (HMI)

OWNER'S IT INFRASTRUCTURE

UNINTERRUPTIBLE

POWER

SUPPLY/TRANSFORMER24 VAC

120 VAC

(COORDINATE WITH DIVISION 26)

REMOTE ACCESS TO BAS

DDC CONTROL SYSTEM BACnet ARCHITECTURE

NO SCALE

NOTE 1: COORDINATE ALL I/P NETWORK REQUIREMENTS WITH OWNER'S IT PERSONNEL.

LAN

1A 1B

AC/DC 24 V

COM1

COM2

COM3

COM4

RUN

BAT

TXM

SVC

WLAN

COM1

COM2

COM3

COM4

SVC

BUILDING CONTROLLER (B-BC)

TO BACnet MS/TP ADVANCED

APPLICATION CONTROLLERS (B-AAC)

CONNECT TO OWNER'S IT

INFRASTRUCTURE TO INTEGRATE

INTO BAS ENTERPRISE NETWORK

PROVIDE FRONT END WORKSTATION

LAPTOP/TABLET WITH ALL REQUIRED

BAS SOFTWARE. COORDINATE WITH

IT PERSONNEL FOR INTEGRATION

INTO IT NETWORK

SIZE UPS TO PROVIDE CONTINUOUS

POWER FOR A MINIMUM OF 30 MINUTES

TO BACnet MS/TP ADVANCED

APPLICATION CONTROLLERS (B-AAC)

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NO SCALE

1.0 GENERAL:

THE SPLIT SYSTEM UNIT IS EQUIPPED WITH A DX COOLING COIL, HOT WATER HEATING COIL, AND

OUTDOOR AIR DAMPER THAT SHALL BE INTEGRATED INTO THE BAS.

2.0 UNOCCUPIED MODE:

WHENEVER THE BUILDING ENTERS THE UNOCCUPIED MODE THE SUPPLY FAN SHALL BE DISABLED. ON A RISE IN SPACE TEMPERATURE ABOVE THE UNOCCUPIED COOLING SETPOINT (85°F, ADJ.), THE SUPPLY FAN SHALL BE ENABLED, ENGAGE THE COOLING COIL, AND THE COMPRESSORS SHALL STAGE AS REQUIRED TO MAINTAIN SPACE TEMPERATURE. UPON A FALL IN SPACE TEMPERATURE BELOW THE UNOCCUPIED COOLING SETPOINT, THE SUPPLY FAN SHALL BE DISABLED AND THE COMPRESSORS

SHALL BE DISABLED.

ON A FALL IN SPACE TEMPERATURE BELOW ITS UNOCCUPIED HEATING SETPOINT (55°F, ADJ.), THE SUPPLY FAN SHALL BE ENABLED AND THE HEATING COIL SHALL STAGE AS REQUIRED TO MAINTAIN

SPACE TEMPERATURE. UPON A FALL IN SPACE TEMPERATURE ABOVE THE UNOCCUPIED HEATING

SETPOINT, THE SUPPLY FAN SHALL BE DISABLED, AND THE HOT WATER COIL SHALL BE DISABLED.

2.1 OCCUPIED OVERRIDE:

THE UNIT IS EQUIPPED WITH AN OCCUPANCY OVERRIDE SWITCH THAT IS LOCATED ON THE SPACE TEMPERATURE SENSOR. DURING THE UNOCCUPIED MODE, IF THE OCCUPANCY OVERRIDE SWITCH IS ACTIVATED, THE UNIT SHALL BE INDEXED TO THE OCCUPIED MODE FOR A DETERMINED AMOUNT OF TIME (INITIALLY SET AT 2 HOURS (ADJ.)). AFTER THE OCCUPANCY OVERRIDE TIME EXPIRES, THE SYSTEM

SHALL RETURN TO THE UNOCCUPIED MODE.

TRANSITION FROM UNOCCUPIED TO OCCUPIED SHALL BE AUTOMATIC THROUGH THE BAS UTILIZING

PRESET TIME SCHEDULE.

3.0 MORNING WARM-UP/COOL-DOWN:

THE BAS SYSTEM SHALL EMPLOY AN OPTIMUM START/STOP PROGRAM TO ENGAGE MORNING

WARM-UP/COOL-DOWN SO THAT SPACE CONDITIONS REACH THE OCCUPIED SETPOINTS 30 MINUTES (ADJ.) PRIOR TO SCHEDULED OCCUPANCY. DURING THIS MODE OF OPERATION, THE SUPPLY FAN SHALL BE ENABLED, THE OUTDOOR AIR DAMPER SHALL REMAIN FULLY CLOSED, AND THE HOT WATER COIL SHALL STAGE AS REQUIRED TO MAINTAIN THE ACTIVE OCCUPIED SPACE TEMPERATURE SETPOINTS.

ONCE THE BUILDING REACHES OCCUPIED SETPOINTS OR IF THE OCCUPANCY OVERRIDE SWITCH IS

ENABLED AT THE SPACE SENSOR, THE UNIT SHALL BE INDEXED TO THE OCCUPIED MODE.

4.0 OCCUPIED MODE:

WHENEVER THE BUILDING ENTERS THE OCCUPIED MODE, THE SUPPLY FAN SHALL BE ENABLED. ON A RISE IN SPACE TEMPERATURE ABOVE THE OCCUPIED COOLING SETPOINT (74°F, ADJ.), THE UNIT SHALL ENGAGE THE COOLING COIL, AND THE COMPRESSORS SHALL STAGE AS REQUIRED TO MAINTAIN SPACE TEMPERATURE. UPON A FALL IN SPACE TEMPERATURE BELOW THE OCCUPIED COOLING SETPOINT, THE

COMPRESSORS SHALL BE DISABLED.

ON A FALL IN SPACE TEMPERATURE BELOW ITS OCCUPIED HEATING SETPOINT (69°F, ADJ.), THE UNIT

SHALL ENGAGE THE HOT WATER COIL AND SHALL STAGE AS REQUIRED TO MAINTAIN SPACE

TEMPERATURE. UPON A RISE IN SPACE TEMPERATURE ABOVE THE OCCUPIED HEATING SETPOINT, THE

HOT WATER HEATING COIL SHALL BE DISABLED.

5.0 SAFETIES AND ALARMS:

ALL SAFETY DEVICES IDENTIFIED WITH (SAFE) SHALL BE HARDWIRE-INTERLOCKED TO PREVENT UNIT

OPERATION DURING A SAFETY EVENT UNLESS NOTED OTHERWISE.

5.1 CONDENSATE OVERFLOW SWITCH:

UPON ACTIVATION OF THE CONDENSATE OVERFLOW SWITCH, THE DX COOLING SHALL BE DISABLED, AND AN ALARM SHALL BE GENERATED AT THE BAS FRONT END. UPON DE-ACTIVATION OF THE

CONDENSATE OVERFLOW SWITCH, THE DX COOLING SHALL RETURN TO NORMAL OPERATION AND THE

GENERATED ALARM SHALL BE CLEARED.

5.2 SUPPLY FAN FAILURE:

UPON FAILURE OF THE SUPPLY FAN, THE BAS SHALL DISABLE THE UNIT AND GENERATE AN ALARM AT

THE FRONT END.

5.3 CONDENSER UNIT FAILURE:

UPON FAILURE OF THE CONDENSER UNIT, THE BAS SHALL DISABLE THE UNIT AND GENERATE AN ALARM

AT THE FRONT END.

5.4 DIRTY FILTER ALARM:

WHENEVER THE UNIT RUNTIME EXCEEDS 500 HOURS (ADJ.), AN ALARM SHALL BE GENERATED AT THE

BAS FRONT END.

COOLING

COILFILTER

AI1

TS

SUPPLY AIRRETURN AIR

OUTDOOR AIR

DO3

DO4

DI3

D X

DI2DO2

AI3

DI5

SPACE TEMPERATURE SENSOR

W/ OCCUPANCY OVERRIDE, ETR

AI2

DI4

SAFE

H C

HEATING HOT

WATER COIL

HW

S

HW

R

AO1

AI4

CONDENSING

UNIT

AHU-1/CU-1 & AHU-2/CU-2

M

POINTS LIST (AHU-1/2/3)

POINT

ADDRESS POINT NAME NOTES POINT

ADDRESS POINT NAME NOTES

INPUTS OUTPUTS

DI

GI

TA

L

DI1 NOT USED

DI

GI

TA

L

DO1 NOT USED

DI2 SUPPLY FAN STATUS DO2 SUPPLY FAN COMMAND

DI3 CONDENSER UNIT STATUS DO3 COMPRESSOR STAGE COMMAND 1

DI4 CONDENSATE OVERFLOW SWITCH STATUS DO4 NOT USED

DI5 OCCUPANCY OVERRIDE REQUEST STATUS DO5 NOT USED

AN

AL

OG

AI1 SUPPLY AIR TEMPERATURE

AN

AL

OG

AO1 HOT WATER VALVE COMMAND

AI2 SPACE TEMPERATURE

AI3 SPACE TEMPERATURE SETPOINT LOCAL OVERRIDE

AI4 HOT WATER VALVE POSITION FEEDBACK

NOTES:

1. POINT IS TYPICAL FOR EACH COMPRESSOR STAGE.

2. UNIT TO BE INTEGRATED INTO THE BAS VIA BACnet I/P OR BACnet MS/TP.

DA

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COOLING

DX COILFILTER

AI2

NC-SR

AI3

AI1

TS

SUPPLY AIR

RETURN AIR

AHU-3/CU-3 CONTROL DIAGRAM

NO SCALE

SEQUENCE OF OPERATION

D X

STRAIGHT AC

REMOTE

OUTDOOR AIR

SMOKE

FAS

DI4

SAFE

AI6

DI6

SPACE TEMPERATURE SENSOR

W/OCCUPANCY OVERRIDE.

AI5

DI3

SAFE

TS

H C

HW HEATING

COIL

AO1

NC

CNO

TS

HWR

HWSDO3

NO-SR

AO2

DI1

DO1

L H

DI5

SAFE

L H

AI4

DO2

NO-SR SUPPLY AIR

AO3

SUPPLY AIR

ZONE DAMPER CONTROL DIAGRAM

NO SCALE

DI2

POINTS LIST

POINT

ADDRESS POINT NAME NOTES POINT

ADDRESS POINT NAME NOTES

INPUTS OUTPUTS

DI

GI

TA

L

DI1 SUPPLY FAN STATUS

DI

GI

TA

L DO1 SUPPLY FAN COMMAND

DI2 REFRIGERANT DETECTOR STATUS 2 DO2 COMPRESSOR ENABLE COMMAND 1

DI3 CONDENSATE OVERFLOW SWITCH STATUS DO3 OUTDOOR AIR DAMPER COMMAND

DI4 SMOKE DETECTOR ACTIVATION

AN

AL

OG AO1 MODULATING HEATER COMMAND

DI5 DUCT HIGH STATIC PRESSURE SWITCH STATUS AO2 BYPASS DAMPER COMMAND

DI6 OCCUPANCY OVERRIDE REQUEST STATUS AO3 ZONE DAMPER COMMAND

AN

AL

OG

AI1 RETURN AIR TEMPERATURE

AI2 MIXED AIR TEMPERATURE

AI3 SUPPLY AIR TEMPERATURE

AI4 DUCT STATIC PRESSURE

AI5 SPACE TEMPERATURE

AI6 SPACE TEMPERATURE SETPOINT LOCAL OVERRIDE

GENERAL NOTES:

A. PROVIDE THE FOLLOWING SYSTEM WITH A DIRECT DIGITAL CONTROLLER THAT WILL INTEGRATE INTO THE BAS VIA BACnet. POINTS LISTED ABOVE ARE THE MINIMUM REQUIRED FOR INTEGRATION INTO

THE BAS.

B. INTEGRATE ADDITIONAL BACnet POINTS NOT SHOWN TO MEET THE DESIGN INTENT OF THE SEQUENCE OF OPERATION.

C. DEVICES IDENTIFIED WITH (FAS) MUST INTERFACE WITH THE FIRE ALARM SYSTEM. COORDINATE WITH REQUIRED TRADES TO INTEGRATE IDENTIFIED POINTS INTO THE BAS/FIRE ALARM SYSTEM.

INSTALLATION NOTES:

1. TYPICAL FOR EACH COMPRESSOR STAGE.

2. REFRIGERANT DETECTOR PROVIDED AND INSTALLED BY EQUIPMENT MANUFACTURER.

CONTROL VALVE SCHEDULE

TAG PORT

TYPE

VALVE

TYPE

CONTROL

TYPE SERVES FAIL

POSITION

VALVE

SIZING NOTES

V-1 3-WAY BALL EQUAL PERCENTAGE HOT WATER COIL NORMALLY OPEN - NON

SPRING RETURN SIZE TO CV SEE NOTES BELOW

NOTES:

1. ALL HYDRONIC CONTROL VALVES MUST BE SELECTED WITH MINIMUM CLOSE OFF PRESSURE CAPACITY OF 50 PSIG -OR- 1.5 TIMES SYSTEM HEAD PRESSURE (WHICHEVER IS

GREATER).

2. USE DESIGN PRESSURE DROP OF 3 PSIG FOR MODULATING CONTROL VALVE SIZING. ACTUAL PRESSURE DROP MUST NOT EXCEED 3.5 PSIG.

3. MODULATING CONTROL VALVE SIZE MUST HAVE A MINIMUM VALVE SIZE NO LESS THAN TWO NOMINAL LINE SIZES AND A MAXIMUM VALVE SIZE EQUAL TO LINE SIZE.

1.0 GENERAL:

THE FOLLOWING SYSTEM IS EQUIPPED WITH A DX COOLING COIL, HOT WATER HEATING COIL, ZONE CONTROL DAMPERS, AND A SYSTEM BYPASS DAMPER. THE SYSTEM SHALL BE PROVIDED WITH DIRECT

DIGITAL CONTROLS THAT SHALL INTEGRATE INTO THE BAS.

2.0 UNOCCUPIED MODE:

WHENEVER THE BUILDING ENTERS THE UNOCCUPIED MODE, THE SUPPLY FAN SHALL BE DISABLED, THE OUTDOOR AIR DAMPER SHALL BE FULLY CLOSED, AND THE BYPASS DAMPER FULLY CLOSED. ALL ZONE DAMPERS SHALL BE FULLY OPEN. ON A CALL FOR NIGHT SETBACK CONDITIONING, THE OUTDOOR AIR DAMPER AND BYPASS DAMPER SHALL REMAIN FULLY CLOSED AND ALL ZONE DAMPERS SHALL REMAIN

FULLY OPEN.

ON A RISE IN THE AVERAGE ZONE TEMPERATURE ABOVE THE UNOCCUPIED COOLING SETPOINT (78°F, ADJ.), THE SUPPLY FAN SHALL BE ENABLED AND THE COMPRESSOR(S) SHALL STAGE AS REQUIRED TO MAINTAIN THE AVERAGE SPACE TEMPERATURE SETPOINT. UPON A FALL IN SPACE TEMPERATURE BELOW THE UNOCCUPIED COOLING SETPOINT, THE SUPPLY FAN SHALL BE DISABLED AND COOLING

SHALL BE DISABLED.

ON A FALL IN THE AVERAGE SPACE TEMPERATURE BELOW ITS UNOCCUPIED HEATING SETPOINT (65°F, ADJ.), THE SUPPLY FAN SHALL BE ENABLED AND THE HOT WATER HEATING COIL SHALL MODULATE TO MAINTAIN THE AVERAGE SPACE TEMPERATURE SETPOINT. UPON A RISE IN SPACE TEMPERATURE ABOVE THE UNOCCUPIED HEATING SETPOINT, THE SUPPLY FAN SHALL BE DISABLED AND HEATING

SHALL BE DISABLED.

2.1 OCCUPIED OVERRIDE:

THE UNIT IS EQUIPPED WITH AN OCCUPANCY OVERRIDE SWITCH THAT IS LOCATED ON THE SPACE TEMPERATURE SENSOR. DURING THE UNOCCUPIED MODE, IF THE OCCUPANCY OVERRIDE SWITCH IS ACTIVATED, THE UNIT SHALL BE INDEXED TO THE OCCUPIED MODE FOR A DETERMINED AMOUNT OF TIME (INITIALLY SET AT 2 HOURS (ADJ.). AFTER THE OCCUPANCY OVERRIDE TIME EXPIRES, THE SYSTEM

SHALL RETURN TO THE UNOCCUPIED MODE.

TRANSITION FROM UNOCCUPIED TO OCCUPIED SHALL BE AUTOMATIC THROUGH THE BAS UTILIZING

PRESET TIME SCHEDULE.

3.0 ADAPTIVE START:

THE BAS SHALL EMPLOY AN ADAPTAVE START PROGRAM TO AUTOMATICALLY ADJUST THE DAILY START

TIME SO THAT SPACE CONDITIONS REACH THE OCCUPIED SETPOINTS PRIOR TO SCHEDULED

OCCUPANCY. DURING THIS MODE OF OPERATION, THE SUPPLY FAN SHALL BE ENABLED, THE OUTDOOR AIR DAMPER SHALL BE FULLY CLOSED, AND ENABLE HEATING OR COOLING WITHOUT OVERLAP TO

ACHIEVE THE ACTIVE OCCUPIED SPACE TEMPERATURE SETPOINTS. THE BYPASS DAMPER SHALL

REMAIN FULLY CLOSED AND ALL ZONE DAMPERS SHALL REMAIN FULLY OPEN.

ONCE THE BUILDING REACHES OCCUPIED SETPOINTS -OR- IF THE OCCUPANCY OVERRIDE SWITCH IS

ENABLED, THE UNIT SHALL BE INDEXED TO THE OCCUPIED MODE.

4.0 OCCUPIED MODE:

WHENEVER THE BUILDING ENTERS THE OCCUPIED MODE, THE SUPPLY FAN SHALL BE ENABLED, AND

THE OUTDOOR AIR DAMPER SHALL OPEN TO MAINTAIN THE FOLLOWING:

- BASE MINIMUM OUTDOOR AIR VOLUME

THE BYPASS DAMEPR SHALL MODULATE TO MAINTAIN THE DUCT STATIC PRESSURE SETPOINT AND THE

ZONE DAMPERS SHALL OPERATE TO MAINTAIN OCCUPIED SETPOINTS.

4.1 ZONE DAMPER CONTROL:

ON A RISE IN THE ZONE SPACE TEMPERATURE ABOVE THE OCCUPIED COOLING SETPOINT (74°F, ADJ.)

-AND- THE AHU IS INDEXED INTO COOLING MODE, THE ASSOCIATED ZONE DAMPER SHALL FULLY OPEN.

UPON A FALL IN SPACE TEMPERATURE BELOW THE OCCUPIED COOLING SETPOINT, THE ZONE DAMPER

SHALL CLOSE TO MINIMUM POSITION.

ON A FALL IN THE ZONE SPACE TEMPERATURE BELOW ITS OCCUPIED HEATING SETPOINT (68°F, ADJ.)

-AND- THE AHU IS INDEXED INTO HEATING MODE, THE ASSOCIATED ZONE DAMPER SHALL FULLY OPEN.

UPON A RISE IN SPACE TEMPERATURE ABOVE THE OCCUPIED HEATING SETPOINT, THE ZONE DAMPER

SHALL CLOSE TO MINIMUM POSITION.

4.2 AHU MODE OF OPERATION:

AHU MODE OF OPERATION SHALL BE DETERMINED BASED ON THE AMOUNT OF ZONE HEATING AND

COOLING CALLS.

IF A MAJORITY OF THE ZONES ARE CALLING FOR COOLING FOR MORE THAN 5 MINUTES (ADJ.), THE AHU SHALL ENABLE COOLING TO MAINTAIN A SUPPLY AIR TEMPERATURE SETPOINT OF 55°F (ADJ.).

IF A MAJORITY OF THE ZONES ARE CALLING FOR HEATING FOR MORE THAN 5 MINUTES (ADJ.), THE AHU SHALL ENABLE HEATING TO MAINTAIN A SUPPLY AIR TEMPERATURE SETPOINT OF 90°F (ADJ.).

IF A MAJORITY OF THE ZONES ARE SATISFIED, HEATING AND COOLING SHALL BE DISABELD AT THE AHU.

5.0 ADAPTIVE STOP:

THE BAS SHALL EMPLOY AN ADAPTIVE STOP PROGRAM TO REDUCE THE HEATING TEMPERATURE

SETPOINT AND INCREASE THE COOLING TEMPERATURE SETPOINT BY NOT LESS THAN 2°F BEFORE SCHEDULED UNOCCUPIED PERIODS BASED ON THE THERMAL LAG AND ACCEPTABLE DRIFT IN SPACE

TEMPERATURE THAT IS WITHIN COMFORT LIMITS.

6.0 SAFETIES AND ALARMS:

ALL SAFETY DEVICES IDENTIFIED WITH (SAFE) SHALL BE HARDWIRE-INTERLOCKED TO PREVENT UNIT

OPERATION DURING A SAFETY EVENT UNLESS NOTED OTHERWISE.

6.1 REFRIGERANT LEAK DETECTION SYSTEM:

FOR SYSTEMS EQUIPPED WTH A2L REFRIGERANT, THE UNIT SHALL BE PROVIDED WITH A

MANUFACTURER-INSTALLED REFRIGERANT DETECTION SYSTEM THAT IS COMPLIANT WITH UL 60335-2-40.

UPON ACTIVATION OF THE REFRIGERANT DETECTION SYSTEM, THE SUPPLY FAN SHALL BE ENABLED AND INDEXED TO MAXIMUM AIRFLOW. ALL ELECTRIC RESISTANCE HEATERS OR ANY OTHER POTENTIAL IGNITION SOURCES THAT ARE INSTALLED WITHIN THE UNIT OR CONNECTED DUCTWORK SHALL BE DISABLED. MITIGATION ACTIONS SHALL BE INITIATED WITHIN 15 SECONDS OR LESS OF DETECTION AND

MUST CONTINUE FOR AT LEAST 5 MINUTES AFTER THE DETECTOR HAS SENSED A DROP IN

REFRIGERANAT CONCENTRATION BELOW THE SETPOINT VALUE. AN ALARM SHALL BE GENERATED AT

THE BAS FRONT END.

6.2 CONDENSATE OVERFLOW SWITCH:

UPON ACTIVATION OF THE CONDENSATE OVERFLOW SWITCH, THE DX COOLING SHALL BE DISABLED AND AN ALARM SHALL BE GENERATED AT THE BAS FRONT END. UPON DE-ACTIVATION OF THE CONDENSATE OVERFLOW SWITCH, THE DX COOLING SHALL RETURN TO NORMAL OPERATION AND THE GENERATED

ALARM SHALL BE CLEARED.

6.3 SUPPLY FAN FAILURE:

UPON FAILURE OF THE SUPPLY FAN, THE BAS SHALL DISABLE THE UNIT AND AN ALARM SHALL BE

GENERATED AT THE BAS FRONT END.

6.4 SMOKE DETECTOR ACTIVATION:

FOR SYSTEMS REQUIRED TO HAVE DUCT-MOUNTED SMOKE DETECTORS, UPON ACTIVATION OF THE SMOKE DETECTOR, THE SUPPLY FAN SHALL STOP, AND THE OUTDOOR AIR DAMPER SHALL BE FULLY

CLOSED. AN ALARM SHALL BE GENERATED AT THE BAS FRONT END.

6.5 PRESSURE PROTECTION:

UPON ACTIVATION OF A HIGH STATIC PRESSURE CUTOFF SWITCH, THE SUPPLY FAN SHALL STOP, THE OUTDOOR AIR DAMPER SHALL BE FULLY CLOSED, AND THE BYPASS/ZONE DAMPERS SHALL BE FULLY OPEN. AN ALARM SHALL BE GENERATED AT THE FRONT END AND WILL REQUIRE A MANUAL RESET LOCATED AT THE UNIT. FINAL STATIC PRESSURE CUTOFF SETPOINT SHALL BE COORDINATED BETWEEN

TAB AND CONTROLS.

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HEATING HOT WATER SYSTEM CONTROL DIAGRAM

NO SCALE

HWS

HWR

B-1

BOILER

CONTROLLER

BOILER CONTROL WIRING

PER MANUFACTURER (TYP.)

DO1

DI1

BAC

1.0 GENERAL:

THE HOT WATER SYSTEM CONSISTS OF…