Technical Exhibit A - Drawings.pdf

SHEET NUMBER

D ir ec to rat eofPublic

W o rk s

24" x 36"

SHEET SIZE: ARCH D

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

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C T T

IT

L E

BRANCH CHIEF

B L

D G N

U M

B E

R

FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

S H

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T D

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FORT HOOD

B. PRESSER F. LAMAS

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G-101

C O

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H E

E T

DETAIL NUMBER

REFERENCE FROM

REFERENCE TO

PROJECT NUMBER: PX920441P

87000

86000

85000

22000

48000

51000

60000

69000

30000

38000

36000

26000

40000

43000

39000

11000

25000

13000

42000 33000

44000

41000

32000

10000

49000

35000

29000

18000

12000

1500037000

31000

28000

23000

17000

19000

27000

34000

21000

16000

24000

93020

75000

14000

55000

92000

91000

90000

94000

FORT HOOD DIRECTORATE OF PUBLIC WORKS - ENGINEERING DIVISION

N

W E

S

INDEX OF DRAWINGS

REV SHEET DESCRIPTIONSHEET REV SHEET DESCRIPTIONSHEET

GENERAL SYMBOLS

NOTE BY SYMBOL

REVISION NUMBER

LEGEND

CLEER CREEK

THE COURSES OF

NEW RAIL HEAD

COLLEGE

CENTRAL TEXAS

III CORPS

HOSPITAL

CARL R. DARNALL

PUBLIC WORKS

DIRECTORATE OF

PROJECT SITE

AIRFIELD

HOOD ARMY

SYMBOL

SHOEMAKER

RANGE CONTROL

FORT HOOD

TANK TRAIL

BLOCK PLAN

SCALE : 1" = 2000'-0"

0 1/2 MILE 1 MILE

SCALE : 1" = 1200'-0"

REPLACE HVAC

30 APR 2022

COVER SHEETG-101

M-001

MD-102

MD-104

M-102

M-601

MD-101

MD-103

M-101

M-501

M-701

MECHANICAL NOTES

(DEMOLITION) - B48830

MECHANICAL FLOOR PLAN

(DEMOLITION) - B48830

MECHANICAL ROOF PLAN

(DEMOLITION) - B91071

MECHANICAL FLOOR PLAN

(DEMOLITION) - B91071

MECHANICAL BASEMENT PLAN

MECHANICAL SCHEDULES

M-103

(NEW) - B91071

MECHANICAL BASEMENT PLAN

0 1/2 MILE 1 MILE

FORT HOOD MILITARY RESERVATION

MAIN CANTONMENT AREA WEST FORT HOOD

MECHANICAL DETAILS

B48830

MECHANICAL ROOF PLAN (NEW) -

(NEW) - B91071

MECHANICAL FLOOR PLAN

M-702

MECHANICAL CONTROLS - B48830

MECHANICAL CONTROLS - B91071

A

E n g ni eeringDi vi s io n

S C

L E

A R C

R E

E K R

D

N C

L E

A R C

R E

E K R

D

VILLAGE

MCNAIR

VILLAGE

CHAFEE

VILLAGE

VENABLE

PARK

PERSHING

VILLAGE

LIBERTY

VILLAGE

KOUMA

HEIGHTS

WAINWRIGHT

GATE

BECK

BERNIE

PARK

PATTON

W OLD IRONSIDES AVE

W TANK DESTROYER BLVD E TANK DESTROYER BLVD

SANTA FE

AVE

WAREHOUSE AVE

W R

A T

T E

N D

R

OLDRAILHEAD DR

M A

R T

IN

D

R

W HELL ON WHEELS BLVD

W IVY DIVISION RD

E OLD IRONSIDES AVE

E HELL ON WHEELS BLVD

E HELL ON WHEELS BLVD

E OLD IRONSIDES AVE

CENTRAL DR

W E S T R

A N

G E R

D

N

N

D S

T

N

N

D S

T

W IVY DIVISION RD

N F

O R

T H

O O

D S

T

TURKEY RUN RD

W VETERANS MEMORIAL BLVD

E MURPHY RD

SOUTH RANGE RD

GATE

MAYBORNE

E IVY DIVISION RD

PARK

MOTORCYCLE

ATV

M U

N

IT

IO

N S R

D

JOHNSON DR

T

H S

T

R

D S

T

E MURPHY RD

T

H S

T

S

T

H S

T

S

T

H S

T

S

N

D S

T

S T J M

IL

L S B

L V

D

STADIUM

HOOD

GATE

CREEK

CLEAR

W LEGENDS WAY

E LEGENDS WAY

E LEGENDS WAY

OUTER FENCE RD

INNER F

ENCE R

D

LO

O P R

D

N E

W S

E R

V

IC

E R

D

S T A T

IO

N A

V E

MOHAWK DR

S C

L A

R K

E R

D

SOUTH RD

SUPPLY RD

VALLE

Y R

D

SURVEY

RD

LOOP RD H

IL

L R

D

G R

A Y E

A G

L E R

D R

D

C O

B R

A D

R

G R

A Y L

P

W H

EAD

Q

U

AR

TE

R S

AVEM

U

STAN

G R

D

ROBERT GRAY

ARMY AIR

FIELD

C L E

A R C

R E

E K R

D

MOHAWK

GATE

SITE

PROJECT

SITE

PROJECT

B. PRESSER B. PRESSER

ir ec to rat eofPublic

W o rk s

24" x 36"

SHEET SIZE: ARCH D

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

D A

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A L E

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B E

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B E

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P R

O J E

C T T

IT

L E

BRANCH CHIEF

B L

D G N

U M

B E

R

FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

S H

E E

T D

E S

C R

IP

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B. PRESSER F. LAMAS

E

P L

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V A

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M-001

W

E

SCALE: 1/4" = 1'-0"

FLOOR PLAN

CL

S

M

S

ΔP

DPS

DPTF

HS

H

T

P

T

T

EF

A

M

S

M E

C H

A N

IC

A L N

O T

E S

TS

N g ni eeringDi vi s io n

M-201

POINT OF CONNECTION

DUCT SMOKE DETECTOR

HUMIDISTAT

PRESSURESTAT

FIRESTAT

TEMPERATURE SENSOR

HEAT SENSOR

MOTORIZED BALANCING DAMPERS

FIRE DAMPER

FIRE AND SMOKE DAMPER

SMOKE DAMPER

ROUND DUCTWORK DIAMETER

(IN INCHES)

RECTANGULAR DUCTWORK SIZE

(IN INCHES)

SQUARE DUCT TRANSITION

SQUARE-TO-ROUND DUCT TRANSITION

ROUND DUCT REDUCER

"X"

(BETWEEN NEW AND EXISTING)

WATER METER

ELECTRIC METER

(LOCAL CONTROL "X" INDICATES ZONE)

THERMOSTAT

FLEXIBLE DUCT

RECTANGULAR

RADIUS DUCTWORK ELBOW ROUND OR

DUCTWORK SIZE TRANSITION

SUPPLY OR OUTSIDE-AIR DUCT UP

SUPPLY OR OUTSIDE-AIR DUCT DOWN

RETURN-AIR DUCT UP

RELIEF OR EXHAUST-AIR DUCT UP

RELIEF OR EXHAUST-AIR DUCT DOWN

RELIEF OR EXHAUST-AIR DUCT UP

12" X 12"

DEVICE IDENTIFICATION

AIR QUANTITY (CFM)

SECOND DIMENSION REPRESENTS SIDE NOT SHOWN.

FIRST DIMENSION SHOWN REPRESENTS SIDE SHOWN.

DUCT SIZE IN INCHES (NET INSIDE DIMENSIONS).

(NO ARROWS SHOWN EQUALS 4-WAY THROW)

ARROWS INDICATE FLOW DIRECTION

EXISTING SUPPLY-AIR DIFFUSER

PROPOSED SUPPLY-AIR DIFFUSER

EQUIPMENT MARKER

GATE VALVE

BALL VALVE

TRIPLE DUTY VALVE

SAFETY RELIEF VALVE

(FACTORY SUPPLIED)

BUTTERFLY VALVE

CHECK VALVE

GLOBE VALVE

ANGLE GLOBE VALVE

KNIFE VALVE

NEEDLE VALVE

PLUG VALVE

PINCH VALVE

VEEBALL VALVE

CONTROL VALVE

3-WAY CONTROL VALVE

MOTORIZED VALVE

SOLENOID VALVE

2-WAY VALVE

SELECTOR VALVE

LOCK-OUT VALVE

BACKFLOW PREVENTER

BOILER CIRCULATOR

PUMP

BLOW-DOWN VALVE

STRAINER WITH

AUTOMATIC AIR VENT

MANUAL AIR VENT

FLOW SWITCH

(FACTORY SUPPLIED)

P/T PLUG

UNION

TEE

ELBOW

ELBOW UP

ELBOW DOWN

TEE OUTLET UP

TEE OUTLET DOWN

VALVE IN DROP

VALVE IN CENTER DROP

VALVE IN RISE

DIRECTION OF FLOW

CONCENTRIC REDUCER

PIPE FLANGE

THERMOMETER WELL

FLEXIBLE CONNECTOR

TRANSMITTER

DIFFERENTIAL PRESSURE

SWITCH

DIFFERENTIAL PRESSURE

(P/T) GAUGE

PRESSURE/TEMPERATURE

(PROBE TYPE)

LOW-WATER CUTOFF

GAUGE

DIFFERENTIAL PRESSURE

HYDRONIC PIPING

THERMOWELL IN

VALVE

PRESSURE-REDUCING

PIPE CONTINUATION

END CAP

HVAC NOTES:GENERAL MEHCANICAL NOTES: GENERAL MEHCANICAL NOTES CONTINUED:

EXISTING STEAM LINE PROPOSED STEAM LINE

WALL-MOUNTED LOUVER

PRESSURE RELIEF VALVE

MANUAL VOLUME (BALANCE) DAMPER RECTANGULAR DUCT WITH 45º TAKEOFF

ROUND DUCT WITH ROUND SADDLE TAKEOFF

ROUND DUCT WITH CONICAL TAKEOFF

RECTANGULAR ELBOW WITH TURNING VANES

DRAWING ABBREVIATIONS: NUMBERING SYSTEM & ANNOTATION SYMBOLS:

HVAC LEGEND: PIPING LEGEND:

A

B

N

(PRE-AWARD AMENDMENTS)

REVISION NUMBER

(POST-AWARD AMENDMENTS)

REVISION LETTER

(LIMITS OF REVISION AREA)

REVISION CLOUD

DRAWING VIEW TITLE

DRAWING VIEW SCALE

NUMBER

DRAWING VIEW

LIMIT OF ENLARGED AREA

MATCHLINE

TEXT

MATCHLINE CONTINUATION

DETAIL NUMBER

REFERENCE TO

REFERENCE FROM

DIRECTION OF CUTTING PLANE

PLANE

LIMIT OF CUTTING

LINE OF CUTTING PLANE

MULTIPLE VIEW DESIGNATOR

SUPPLY-AIR DIFFUSER

EXISTING ROUND

CONDITIONING ENGINEERS

REFRIGERATION, AND AIR

AMERICAN SOCIETY OF HEATING, ASHRAE

ARCHITECTURE / ARCHITECTURALARCH

ABOVE FINISHED FLOORAFF

AIR CONDITIONINGA/C

C

D

E

F

G

H

K

M

O

P

R

S

T

U

V

W

CENTIGRADE

BRITISH THERMAL UNIT PER HOUR BTUH

BOTTOM OF PIPE ELEVATIONBOP

BRAKE HORSEPOWERBHP

BOTTOM OF DUCTBOD

CONDENSATE DRAINCD

CUBIC FEET PER MINUTECFM

COOLING COILCC

DRAWINGSDWGS

DIRECT EXPANSIONDX

DIRECT DIGITAL CONTROLDDC

DECIBELSdB

EXHAUSTEXH

CONTROL SYSTEM

ENERGY MONITORING AND EMCS

ELEVATIONEL

EFFICIENCYEFF

ELECTRICALELEC

FLOOR DRAINFD

FEET, FOOTFT

FEET PER MINUTEFPM

FLEXIBLEFLEX

GALLONS PER MINUTEGPM

HEATINGHTG

HORSEPOWERHP

HERTZHZ

CONDITIONING

HEATING, VENTILATION AND AIR HVAC

HEATING COILHC

KILOWATTKW

MINIMUMMIN

THOUSANDS BTU'S PER HOURMBH

MINIMUM CIRCUIT AMPACITYMCA

MECHANICALMECH

MAXIMUMMAX

NORMALLY OPENNO

NORMALLY CLOSEDNC

NUMBERNO

NOT TO SCALENTS

NOMINALNOM

ASSOCIATION

NATIONAL FIRE PROTECTION NFPA

OUTSIDE AIROA

POUNDS PER SQUARE INCHPSI

PASCALPa

PHASEPH

REVOLUTIONS PER MINUTERPM

RETURN AIRRA

REFERENCEREF

SUPPLY AIRSA

STATIC PRESSURESP

SQUARE FEETSQ FT

NATIONAL ASSOCIATION

CONDITIONING CONTRACTORS

SHEET METAL AND AIR SMACNA

TOP OF PIPE ELEVATIONTOP

TOP OF DUCT ELEVATIONTOD

TYPICALTYP

THERMOSTATT-STAT

TEMPERATURETEMP

UNLESS NOTED OTHERWISEUNO

VOLUME DAMPERVD

VARIABLE FREQUENCY DRIVEVFD

VARIABLE AIR VOLUMEVAV

WATER GAUGEWG

WATERWTR

WATTSW

REGISTER

EXISTING RETURN-AIR GRILLE OR

REGISTER

EXISTING EXHAUST-AIR GRILLE OR

REGISTER

PROPOSED RETURN-AIR GRILLE OR

REGISTER

PROPOSED EXHAUST-AIR GRILLE OR

E

U

D

U

D

U

D

RETURN LINE

EXISTING CHILLED-WATER

SUPPLY LINE

EXISTING CHILLED-WATER

DRAIN LINE

EXISTING CONDENSATE

WATER RETURN LINE

EXISTING CONDENSER-

WATER SUPPLY LINE

EXISTING CONDENSER-

LINE

EXISTING REFRIGERANT

WATER RETURN LINE

PROPOSED CHILLED-

WATER SUPPLY LINE

PROPOSED CHILLED-

DRAIN LINE

PROPOSED CONDENSATE

WATER RETURN LINE

PROPOSED CONDENSER-

WATER SUPPLY LINE

PROPOSED CONDENSER-

LINE

PROPOSED REFRIGERANT

LINE FOR DEMOLITION

CHILLED-WATER RETURN

LINE FOR DEMOLITION

CHILLED-WATER SUPPLY

FOR DEMOLITION

CONDENSATE DRAIN LINE

DEMOLITION

REFRIGERANT LINE FOR

LINE FOR DEMOLITION

CONDENSER-WATER RETURN

LINE FOR DEMOLITION

CONDENSER-WATER SUPPLY

STEAM LINE FOR DEMOLITIONUP

DN

12" Ø

12" X 12"

B. PRESSER B. PRESSER

COMPLETELY SEAL ALL JOINTS WITH UV-RESISTANT WEATHERPROOF SEALANT.

FOR EXTERIOR DUCTWORK, CROWN TOP SURFACES FOR WATER RUNOFF AND GN-23

FIRE ALARM SYSTEMS.

FOR SHUTDOWN OF UNIT UPON ACTIVATION, AND SHALL BE COMPATIBLE WITH EXISTING

DETECTORS SHALL BE DUCT-MOUNTED, PHOTOELECTRIC TYPE WITH INTEGRAL RELAY

EGRESS, CONTRACTOR SHALL PROVIDE A SMOKE DETECTOR IN THE RETURN DUCT.

FOR AIR HANDLERS PRODUCING OVER 2,000 CFM OR THOSE THAT SERVE AREAS OF GN-22

INSULATED BASE.

A.F.F. ANY THERMOSTAT MOUNTED ON AN EXTERIOR WALL SHALL FEATURE AN

FACILITY REPRESENTATIVE. UNLESS OTHERWISE NOTED, MOUNT THERMOSTATS AT 48"

COORDINATE THERMOSTAT LOCATIONS WITH OTHER WALL-MOUNTED DEVICES AND THE GN-21

EXHAUST FAN DISCHARGES, FLUES, ETC.

MAINTAIN A MINIMUM OF 15'-0" BETWEEN ALL FRESH AIR INTAKES AND PLUMBING VENTS, GN-20

SLOPED RISE IN DUCT

SLOPED DROP IN DUCT

RETURN LINE

PROPOSED HOT-WATER

SUPPLY LINE

PROPOSED HOT-WATER

RETURN LINE

EXISTING HOT-WATER

SUPPLY LINE

EXISTING HOT-WATER

FOR DEMOLITION

HOT-WATER SUPPLY LINE

FOR DEMOLITION

HOT-WATER RETURN LINE

LINE

EXISTING NATURAL GAS

LINE

PROPOSED NATURAL GAS

DEMOLITION

NATURAL GAS LINE FOR

SHALL BE LOW LEAKAGE, CLASS 1A DAMPERS.

ALL DAMPERS INSTALLED IN OUTSIDE-AIR INTAKES AND EXHAUST/RELIEF DISCHARGES HN-18

INSTALLED ACCORDING TO DIVISION 26.

INSTALL THEM ACCORDING TO DIVISION 26. OTHERWISE, THEY SHALL BE FURNISHED AND

WHERE DISCONNECTS ARE FURNISHED WITH HVAC EQUIPMENT, CONTRACTOR SHALL HN-17

CONTRACTOR SHALL SUBMIT ALL FINAL TAB REPORTS FOR REVIEW.

INDICATED AIRFLOWS. REFER TO SPECIFICATIONS FOR ADDITIONAL TAB REQUIREMENTS.

UNLESS NOTED OTHERWISE, AIR SYSTEMS SHALL BE BALANCED TO PROVIDE THE HN-16

BALANCING (TAB).

OF SCHEDULED FILTERS BEING INSTALLED PRIOR TO TESTING, ADJUSTING, AND

MAINTAINED AND/OR REPLACED REGULARLY DURING CONSTRUCTION, WITH A FINAL SET

DO NOT OPERATE HVAC EQUIPMENT WITHOUT PROPER FILTERS. FILTERS SHALL BE HN-15

DUCT SIZES INDICATED ON DRAWINGS REFER TO THE NET FREE AREA.HN-14

REFER TO SPECIFICATIONS FOR DETAILED INSULATION REQUIREMENTS.HN-13

ALL CEILING-MOUNTED AIR DEVICES (WHERE APPLICABLE).

REFER TO ARCHITECTURAL REFLECTED CEILING PLAN FOR THE EXACT LOCATIONS OF HN-12

TO MOTOR-DRIVEN EQUIPMENT (INLET AND OUTLET).

PROVIDE FLEXIBLE CONNECTORS AND TRANSITIONS WHEREVER DUCTWORK CONNECTS HN-11

DUCT TO A RECTANGULAR DUCT.

PROVIDE AIR-TIGHT FITTINGS AND DAMPERS AT EACH CONNECTION OF A ROUND BRANCH HN-10

USING FLEX DUCT.

RUNOUTS TO AIR DEVICES (5'-0" MAXIMUM). ELBOWS SHALL NOT BE CONSTRUCTED

FLEXIBLE DUCT SHALL ONLY BE USED FOR STRAIGHT, VERTICAL, ABOVE-CEILING HN-9

VISIBILITY.

PAINTED FLAT BLACK A MINIMUM OF 5'-0" PAST EACH SIDE OF THE OPENING TO REDUCE

ANY DUCTWORK THAT MIGHT BE VISIBLE THROUGH A RETURN-AIR OPENING SHALL BE HN-8

PAINTING, AND SHALL BE PAINTED AS REQUIRED BY ARCHITECTURAL SPECIFICATIONS.

EXPOSED DUCTWORK SHALL BE FURNISHED FREE OF VISUAL DEFECTS, SUITABLE FOR HN-7

PROVIDE SINGLE-THICKNESS TURNING VANES FOR ALL ELBOWS GREATER THAN 45º.HN-6

CONFLICTS TO KEEP THEM TIGHT TO THE STRUCTURE.

STRUCTURAL MEMBERS. DIAGONALLY OFFSET DUCTS IMMEDIATELY BEFORE AND AFTER

BEAMS, EXCEPT AS REQUIRED TO AVOID CONFLICTS WITH OTHER DUCTWORK OR

ALL DUCTWORK SHALL BE MOUNTED AS CLOSE AS POSSIBLE TO THE BOTTOMS OF HN-5

CODES.

ALL HVAC WORK SHALL COMPLY WITH ASHRAE, SMACNA, AND ALL OTHER APPLICABLE HN-4

TEMPERATURES SCHEDULED.

ALL EQUIPMENT AND MATERIALS SHALL BE SUITABLE FOR THE ELEVATED HN-3

THE FIRE/SMOKE RATING OF THE ASSEMBLY.

PENETRATIONS OF RATED WALLS, CHASES, CEILINGS, FLOORS, ETC. SO AS TO MAINTAIN

INSTALL FIRE OR SMOKE DAMPERS IN RATED WALLS AS INDICATED. SEAL AROUND ALL HN-2

CEILING TILES. MINIMUM SIZE SHALL BE 18" X 10", UNLESS NOTED OTHERWISE.

ETC. THAT ARE NOT DIRECTLY ACCESSIBLE THROUGH AIR DEVICES OR REMOVABLE

PROVIDE ACCESS DOORS FOR ALL FIRE DAMPERS, SMOKE DAMPERS, EQUIPMENT, COILS, HN-1

PENETRATIONS. MINIMUM ACCEPTABLE HEIGHT OF FLASHING IS 0'-8" ABOVE ROOF.

SEAL ALL ROOF AND WALL PENETRATIONS. FLASH AND COUNTER-FLASH ALL ROOF GN-19

INSTALLATIONS MUST MEET NFPA AND NEC REQUIREMENTS AND LOCAL CODES.

RETURN-AIR PLENUMS, MUST BE PLENUM-RATED OR INSTALLED IN CONDUIT. ALL SUCH

INTERLOCKS, ETC., WHICH ARE TO BE INSTALLED IN OCCUPIED SPACES OR IN

UNLESS OTHERWISE INDICATED, ALL WIRING INSTALLED FOR CONTROLS, POWER, GN-18

THE FLOOR (MINIMUM 4 RODS PER PAD) MUST BE USED TO ANCHOR PADS IN POSITION.

INSTALLED ON CONCRETE FLOORS, DOWEL RODS PENETRATING INTO BOTH THE PAD AND

MUST BE A MINIMUM OF 4 INCHES THICK WITH CHAMFERED EDGES. WHERE PADS ARE

GROUND AND/OR FLOOR-MOUNTED EQUIPMENT. UNLESS OTHERWISE INDICATED, PADS

CALLED FOR ON THE PLANS, PROVIDE CONCRETE HOUSEKEEPING PADS FOR ALL

HOUSEKEEPING PADS: EXCEPT WHERE STRUCTURAL EQUIPMENT SUPPORT PADS ARE GN-17

ACCEPTED.

MUST NOT BE CONCEALED UNTIL INSPECTIONS AND TESTINGS ARE COMPLETED AND

WHERE INSPECTIONS ARE REQUIRED BY AUTHORITIES HAVING JURISDICTION, WORK

ALL WORK MUST COMPLY WITH THE REQUIREMENTS OF LOCAL CODES AND ORDINANCES. GN-16

WORK.

REPLACE ALL ARCHITECTURAL FEATURES REMOVED OR DAMAGED WHILE PERFORMING GN-15

HUNG, OR SUPPORTED FROM DUCTWORK OR PIPING.

NO OTHER TRADES, I.E., ELECTRICAL, CEILING, PLUMBING, ETC., SHALL BE SUSPENDED, GN-14

CONTRACTOR.

RATED ASSEMBLIES, FIRE AND SMOKE WALLS. COORDINATE WITH GENERAL

MAINTAIN "UL" ASSEMBLY RATINGS. SEAL AROUND ALL PENETRATIONS THROUGH UL

ALL MECHANICAL CONSTRUCTION DETAILS SHALL BE AS SHOWN OR AS REQUIRED TO GN-13

FURNISHED EQUIPMENT (WHERE APPLICABLE).

IMMEDIATELY. REFER TO SPECIFICATIONS OR DRAWINGS FOR A LIST OF OWNER-

NOTIFY THE ENGINEER OF ANY CHANGES, INCOMPATIBILITY, OR UNUSUAL CONDITIONS

AND FINAL CONNECTION REQUIREMENTS AND DESIGN CRITERIA AS IN THE DOCUMENTS.

OWNER OR ARCHITECT. VERIFY THAT APPROVED EQUIPMENT HAS THE SAME ROUGH-IN

OWNER-FURNISHED ITEMS UNTIL THE APPROVED DRAWINGS ARE OBTAINED FROM THE

NOT SUBMIT SHOP DRAWINGS FOR ANY EQUIPMENT THAT MUST BE COORDINATED WITH

APPROVED EQUIPMENT DRAWINGS ARE OBTAINED FROM THE OWNER OR ARCHITECT. DO

ROUGH-IN OR INSTALLATION OF OWNER-FURNISHED EQUIPMENT SHALL NOT BEGIN UNTIL GN-12

THAT OF OTHER TRADES.

CONTRACTOR SHALL BE RESPONSIBLE FOR COORDINATING ALL MECHANICAL WORK WITH GN-11

SYMMETRICAL LAYOUT.

HEADS MUST BE CENTERED IN CEILING GRID PANELS AND MUST PROVIDE FOR A

PRECEDENCE OVER CEILING-MOUNTED MECHANICAL REQUIREMENTS. ALL SPRINKLER

CEILING-MOUNTED SPRINKLER, LIGHTING, AND ELECTRICAL REQUIREMENTS TAKE

DUCTWORK, DIFFUSERS, ETC. SHALL BE COORDINATED WITH OTHER TRADES.

EXACT LOCATIONS OF ALL EQUIPMENT, THERMOSTATS, SWITCHES, VAV BOXES, GN-10

INSTALL THAT ITEM.

DRAWINGS OR SPECIFICATIONS CARRIES WITH IT THE INSTRUCTION TO FURNISH AND

UNLESS NOTED OTHERWISE, THE INDICATION AND/OR DESCRIPTION OF ANY ITEM IN GN-9

NOT LIMIT THE RESPONSIBILITY OF WORK REQUIRED BY OTHER CONTRACT DOCUMENTS.

CONTRACTOR SHALL NOT SCALE DRAWINGS. DRAWINGS SPECIFIC TO THIS TRADE DO GN-8

BY BOTH.

SHOWN ON PLANS, AND VICE VERSA, SHALL BE PROVIDED AS IF EXPRESSLY REQUIRED

INFORMATION AND COMPONENTS SHOWN ON RISER DIAGRAMS OR DETAILS, BUT NOT GN-7

COMPONENT.

TO SPECIFY OR SHOW EVERY OFFSET, SEQUENCE, DEVICE, OPTION, FITTING, OR

GEOMETRIC RELATIONSHIPS OF EQUIPMENT AND SERVICES. THEY ARE NOT INTENDED

ALL DRAWINGS ARE DIAGRAMMATIC AND INDICATE THE GENERAL ARRANGEMENTS OR GN-6

CONTRACT DOCUMENTS.

REQUIREMENTS OF THESE NOTES, AS WELL AS REQUIREMENTS SHOWN ON OTHER

PRIOR TO BID, CONTRACTOR SHALL BECOME THOROUGHLY FAMILIAR WITH THE GN-5

GENERAL CONTRACTOR IS RESPONSIBLE FOR FULL COORDINATION OF THIS PROJECT.GN-4

REFER TO AS-BUILTS (TECHNICAL EXHIBIT C) FOR BUILDING DETAILS AND DIMENSIONS.GN-3

AND REQUIREMENTS.

REFER TO DPW SPECIFICATIONS (TECHNICAL EXHIBIT B) FOR ADDITIONAL INFORMATION GN-2

AND INSTALLATION REQUIREMENTS.

REFER TO PROJECT DRAWINGS (TECHNICAL EXHIBIT A) FOR DETAILS OF CONSTRUCTION GN-1

F - FIRE PROTECTION

T - TECHNOLOGY

E - ELECTRICAL

P - PLUMBING

M - MECHANICAL

A - ARCHITECTURE

S - STRUCTURAL

C - CIVIL

D - DEMOLITION

G - GENERAL

DISCIPLINE WITH DESINATOR:

SHEET NUMBER WITHIN SERIES

SERIES NUMBER

DAMPERS

GENERAL AND CONTROL SYMBOLOGY

PIPING SYSTEMS (EXISTING) PIPING SYSTEMS (PROPOSED)DUCTWORK SYMBOLS

PIPING SYMBOLS

DENOTES ITEMS FOR DEMOLITION

EXISTING MECHANICAL EQUIPMENT

PROPOSED MECHANICAL EQUIPMENT

FOR CONTINUATION SEE DWG. M-001

NORTH ARROW

DETAIL INDICATOR SYMBOL

EXTERIOR ELEVATION INDICATOR

SECTION INDICATOR

WITH MULTIPLE VIEWS

INTERIOR ELEVATION INDICATOR

MULTIPLE VIEW DESIGNATOR NOTE BY SYMBOL

NOTE BY SYMBOL WITH LEADER

C

B

CENTERLINE

EXISTING FEATURE

PIPING SYSTEMS (DEMOLITION)DEMOLITION, EXISTING, AND PROPOSED

A

A

A

A

A

A

A

A

A

A

A

A ir ec to rat eofPublic

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SHEET SIZE: ARCH D

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D -1

M e c h F lo o r P la n

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BRANCH CHIEF

B L

D G N

U M

B E

R

FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

S H

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T D

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A R

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T U

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TEXAS

DPW

FORT HOOD

B. PRESSER F. LAMAS

R E

P L

A C

E H

V A

C P

X P

/9

-A

P R -2

T

T

T

MD-101

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

MECHANICAL FLOOR PLAN (DEMOLITION) - B48830

(D E

M O

L

IT

IO

N

B

M E

C H

A N

IC

A L F

L O

O R P

L A g ni eeringDi vi s io n

ROOF ACCESS LADDER.

CONTRACTOR SHALL RELOCATE EXISTING DIFFUSER CLOSER TO THE TRUNK TO REMOVE CONFLICT WITH

SUPPLY AND RETURN DUCTWORK UP THROUGH ROOF TO RTU-6.

SUPPLY AND RETURN DUCTWORK UP THROUGH ROOF TO RTU-3.

SUPPLY AND RETURN DUCTWORK UP THROUGH ROOF TO RTU-2.

SUPPLY AND RETURN DUCTWORK UP THROUGH ROOF TO RTU-1.

X

22" X 14"

X

22" X 14"

X

X

X

X

X

X

X

16" X 12"

X

X

X

14" X 14"

X

X

14" X 14"

X

X

16" X 12"

16" X 14"

14" X 14"

10" X 12"

PANEL (FACP)

FIRE ALARM CONTROL

PANELBOARD "L"

B. PRESSER B. PRESSER

REST OF FLOOR PLAN NOT USED

KEY NOTES:

NOTES:

IF IT IS APPROPRIATELY SIZED. ANY CONDUIT THAT IS NOT REUSED SHALL BE DEMOLISHED.

ASSOCIATED WIRING. EXISTING ELECTRICAL CONDUIT SHALL BE PRESERVED AND REUSED FOR NEW DEVICES

CONTRACTOR SHALL DEMOLISH TWO EXISTING THERMOSTATS/TEMPERATURE SENSORS, INCLUDING 3.

PURPOSES ONLY.

FOR MODIFIED HVAC SYSTEMS. AIRFLOW VALUES FOR EXISTING DEVICES ARE PROVIDED FOR REFERENCE

UNLESS NOTED OTHERWISE, ALL EXISTING DUCTWORK AND AIR DEVICES SHALL BE PRESERVED AND REUSED 2.

INFORMATION AND FIELD MEASUREMENTS.

ALL INDICATED DUCTWORK DIMENSIONS ARE APPROXIMATE AND REPRESENT A COMBINATION OF AS-BUILT 1.

MD

MD

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APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

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D -1

M e c h R o o f P la n

D e m o

B .d g n

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B E

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C O

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R A

C T N

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B E

R

P R

O J E

C T T

IT

L E

BRANCH CHIEF

B L

D G N

U M

B E

R

FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

S H

E E

T D

E S

C R

IP

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IO

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A R

C H

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E C

T U

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DPW

FORT HOOD

B. PRESSER F. LAMAS

R E

P L

A C

E H

V A

C P

X P

/9

-A

P R -2

RV

EF

RTU

RTU

RTU

RTU

MD-102

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

MECHANICAL ROOF PLAN (DEMOLITION) - B48830

(D E

M O

L

IT

IO

N

B

M E

C H

A N

IC

A L R

O O

F P

L A g ni eeringDi vi s io n

3/4" Ø

1/2" Ø

LADDER

ROOF ACCESS

B. PRESSER B. PRESSER

SYMBOL

EQUIPMENT LIST

RTU-1, 2, 3, 6 ROOFTOP PACKAGED AHU

DESCRIPTION

EF-1

RV-1 ROOF VENT

EXHAUST FAN

REST OF FLOOR PLAN NOT USED

NOTES:

APPROPRIATELY SIZED. ANY CONDUIT THAT IS NOT REUSED SHALL BE DEMOLISHED.

RESPECTIVE ELECTRICAL/CONTROL PANEL. EXISTING CONDUIT SHALL BE PRESERVED AND REUSED IF IT IS

CONTRACTOR SHALL DEMOLISH ALL WIRING ASSOCIATED WITH DEMOLISHED EQUIPMENT BACK TO ITS 6.

SENSORS, SWITCHES, RELAYS, AND DUCT SMOKE DETECTORS.

CONTRACTOR SHALL DEMOLISH ALL CONTROL DEVICES SERVING DEMOLISHED EQUIPMENT, INCLUDING 5.

(SEE MD-101).

NEEDED FOR NEW EQUIPMENT. EXISTING BREAKERS FOR RTU-1, 2, AND 3 ARE LOCATED IN PANELBOARD "L"

CIRCUIT BREAKERS SHALL REMAIN IN THEIR PANELS AND BE LABELED AS "SPARE," UNLESS SPACES ARE

CONTRACTOR SHALL DEMOLISH ELECTRICAL DISCONNECTS SERVING DEMOLISHED EQUIPMENT. EXISTING 4.

EXISTING PIPE SUPPORTS SHALL BE PRESERVED AND REUSED.

CONTRACTOR SHALL DEMOLISH EXISTING NATURAL GAS (NG) AND CONDENSATE PIPING AS INDICATED. 3.

REPLACED AS NECESSARY TO INSTALL NEW EQUIPMENT.

EXISTING ROOF CURBS SHALL BE PRESERVED AND REUSED. EXISTING DUCTWORK MAY BE DEMOLISHED AND

CONTRACTOR SHALL DEMOLISH THREE EXISTING ROOFTOP PACKAGED AIR HANDLERS (RTU-1, 2, AND 3). 2.

PRESERVED AND REUSED FOR MODIFIED HVAC SYSTEMS.

UNLESS NOTED OTHERWISE, ALL EXISTING EQUIPMENT, DUCTWORK, PIPING, AND ACCESSORIES SHALL BE 1.

MD

ir ec to rat eofPublic

W o rk s

24" x 36"

SHEET SIZE: ARCH D

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

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C E H

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D -1

M e c h F lo o r P la n

D e m o

B .d g n

:1

:2

O J E

C T N

U M

B E

R

C O

N T

R A

C T N

U M

B E

R

P R

O J E

C T T

IT

L E

BRANCH CHIEF

B L

D G N

U M

B E

R

FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

S H

E E

T D

E S

C R

IP

T

IO

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A R

C H

IT

E C

T U

R A

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TEXAS

DPW

FORT HOOD

B. PRESSER F. LAMAS

R E

P L

A C

E H

V A

C P

X P

/9

-A

P R -2

T

MD-103

(D E

M O

L

IT

IO

N

B

M E

C H

A N

IC

A L F

L O

O R P

L A

N

SCALE: 1/4" = 1'-0"

MECHANICAL FLOOR PLAN (DEMOLITION) - B91071

g ni eeringDi vi s io n

EXISTING TEMPERATURE SENSOR MOUNTED ABOVE RA GRILLE TO BE DEMOLISHED.

36" X 22"

X

20" X 15"

B. PRESSER B. PRESSER

NOTES:

APPROPRIATELY SIZED. ANY CONDUIT THAT IS NOT REUSED SHALL BE DEMOLISHED.

EXISTING ELECTRICAL CONDUIT SHALL BE PRESERVED AND REUSED FOR NEW DEVICES IF IT IS

CONTRACTOR SHALL DEMOLISH ONE EXISTING TEMPERATURE SENSOR, INCLUDING ASSOCIATED WIRING. 3.

FOR THE MODIFIED HVAC SYSTEM.

UNLESS NOTED OTHERWISE, ALL EXISTING DUCTWORK AND AIR DEVICES SHALL BE PRESERVED AND REUSED 2.

INFORMATION AND FIELD MEASUREMENTS.

ALL INDICATED DUCTWORK DIMENSIONS ARE APPROXIMATE AND REPRESENT A COMBINATION OF AS-BUILT 1.

KEY NOTES:

MD

ir ec to rat eofPublic

W o rk s

24" x 36"

SHEET SIZE: ARCH D

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

D A

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C E H

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D -1

M e c h B a s e m e n t P la n

D e m o

B .d g n

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B E

R

C O

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C T N

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B E

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P R

O J E

C T T

IT

L E

BRANCH CHIEF

B L

D G N

U M

B E

R

FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

S H

E E

T D

E S

C R

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A R

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TEXAS

DPW

FORT HOOD

B. PRESSER F. LAMAS

R E

P L

A C

E H

V A

C P

X P

/9

-A

P R -2

MD-104

(D E

M O

L

IT

IO

N

B

M E

C H

A N

IC

A L B

A S

E M

E N

T P

L A

N

SCALE: 1/4" = 1'-0"

MECHANICAL BASEMENT PLAN (DEMOLITION) - B91071

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

BOILER ROOM (DEMOLITION)

CU

AHU

B

HWP

CF

DWH

ET

g ni eeringDi vi s io

EXISTING FLUE SERVING B-1 (NOT SHOWN) SHALL BE CAPPED JUST BEYOND THE CHASE.

X

R A

X

O A

X

S

A

FOR AHU-1

CONTROL PANEL

B. PRESSER B. PRESSER

SYMBOL

EQUIPMENT LIST

AHU-1 AIR HANDLER

DESCRIPTION

B-1 NATURAL GAS BOILER

CU-1 CONDENSING UNIT

HWP-1 HOT-WATER PUMP

ET

DWH-1 DOMESTIC WATER HEATER

EXPANSION TANK

CF CHEMICAL FEEDER

KEY NOTES:

NOTES:

APPROPRIATELY SIZED. ANY CONDUIT THAT IS NOT REUSED SHALL BE DEMOLISHED.

RESPECTIVE ELECTRICAL/CONTROL PANEL. EXISTING CONDUIT SHALL BE PRESERVED AND REUSED IF IT IS

CONTRACTOR SHALL DEMOLISH ALL WIRING ASSOCIATED WITH DEMOLISHED EQUIPMENT BACK TO ITS 6.

SENSORS, SWITCHES, RELAYS, AND DUCT SMOKE DETECTORS.

CONTRACTOR SHALL DEMOLISH ALL CONTROL DEVICES SERVING DEMOLISHED EQUIPMENT, INCLUDING 5.

NEEDED FOR NEW EQUIPMENT.

CIRCUIT BREAKERS SHALL REMAIN IN THEIR PANELS AND BE LABELED AS "SPARE," UNLESS SPACES ARE

CONTRACTOR SHALL DEMOLISH ELECTRICAL DISCONNECTS SERVING DEMOLISHED EQUIPMENT. EXISTING 4.

BEYOND THE PREVIOUS BRANCH TAKEOFF.

PIPING SHALL BE DEMOLISHED AS INDICATED. EXISTING NG PIPING (NOT SHOWN) SHALL BE CAPPED JUST

PUMP (HWP-1), AN EXPANSION TANK (NOT IN USE), AND A CHEMICAL FEEDER. EXISTING HOT-WATER (HW)

CONTRACTOR SHALL DEMOLISH THE EXISTING HYDRONIC HEATING SYSTEM CONSISTING OF A BOILER (B-1), A 3.

REFRIGERANT AND CONDENSATE PIPING (NOT SHOWN). EXISTING CONCRETE PADS SHALL BE PRESERVED.

CONTRACTOR SHALL DEMOLISH ONE EXISTING SPLIT SYSTEM (AHU-1 AND CU-1), INCLUDING ASSOCIATED 2.

PRESERVED AND REUSED FOR THE MODIFIED HVAC SYSTEM.

UNLESS NOTED OTHERWISE, ALL EXISTING EQUIPMENT, DUCTWORK, PIPING, AND ACCESSORIES SHALL BE 1.

MD

MD

MD

MD

MD

ir ec to rat eofPublic

W o rk s

24" x 36"

SHEET SIZE: ARCH D

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

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-1 M e c h R o o f P la n

N e w

B .d g n

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B E

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C O

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R A

C T N

U M

B E

R

P R

O J E

C T T

IT

L E

BRANCH CHIEF

B L

D G N

U M

B E

R

FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

S H

E E

T D

E S

C R

IP

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E C

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TEXAS

DPW

FORT HOOD

B. PRESSER F. LAMAS

R E

P L

A C

E H

V A

C P

X P

/9

-A

P R -2

RV

RTU

EF

RTU

RTU

RTU

T

T

T

M-101

M E

C H

A N

IC

A L R

O O

F P

L A

N

N E

W

B

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

MECHANICAL ROOF PLAN (NEW) - B48830

g ni eeringDi vi s io n

NEW THERMOSTAT MOUNTED 60" AFF. INTERIOR WALLS NOT SHOWN.

EXISTING DUCT DIMENSIONS THROUGH OPENINGS IN EXISTING CURB.

ROUTE NEW SUPPLY AND RETURN DUCTWORK DOWN THROUGH NEW CURB ADAPTER. TRANSITION TO

3/4" Ø

1/2" Ø

1/2" Ø

1/2" Ø

1/2" Ø

3/4" Ø

LADDER

ROOF ACCESS

1/2" Ø

B. PRESSER B. PRESSER

SYMBOL

EQUIPMENT LIST

RTU-1, 2, 3, 6 ROOFTOP PACKAGED AHU

DESCRIPTION

RV-1 ROOF VENT

EF-1 EXHAUST FAN

REST OF FLOOR PLAN NOT USED

KEY NOTES:

NOTES:

EQUIPMENT.

CONTRACTOR SHALL BE RESPONSIBLE FOR TESTING, ADJUSTING, AND BALANCING (TAB) ALL NEW HVAC 9.

ENCLOSURES FOR INDOOR AND OUTDOOR EQUIPMENT, RESPECTIVELY.

DISCONNECTS AND CIRCUIT BREAKERS. NEW DISCONNECTS SHALL BE PROTECTED BY NEMA 1 AND NEMA 3R

CONTRACTOR SHALL INSTALL NEW ELECTRICAL DEVICES AND WIRING FOR RTU-1, 2, AND 3, INCLUDING 8.

DESCRIBED IN M-701.

AND 3 (3 TOTAL). THESE DEVICES SHALL BE LONWORKS-COMPLIANT AND HAVE ALL OF THE CAPABILITIES

CONTRACTOR SHALL INSTALL NEW, WIRED, WALL-MOUNTED, PROGRAMMABLE THERMOSTATS FOR RTU-1, 2, 7.

ALL NEW DUCTWORK AND PIPING SHALL BE INSULATED PER DPW SPECIFICATIONS (23 07 00).6.

CONTRACTOR SHALL COORDINATE WITH DOMINION ENERGY TO UPGRADE EXISTING NG METER (NOT SHOWN).5.

SEE M-501 FOR FURTHER DETAILS.

ROOFTOP PIPE SUPPORTS SHALL BE REUSED AND NEW SUPPORTS SHALL BE INSTALLED WHERE REQUIRED.

CONTRACTOR SHALL INSTALL NEW NG AND CONDENSATE PIPING WITH THE DIMENSIONS INDICATED. EXISTING 4.

CONTROL. SEE M-501 FOR INSTALLATION DETAILS.

SPECIFICATIONS (23 00 00). OA PATH SHALL FEATURE A NEW MANUAL BALANCING DAMPER FOR VENTILATION

WHERE REQUIRED, CONTRACTOR SHALL INSTALL NEW DUCTWORK PER SMACNA 3RD EDITION AND DPW 3.

SEE M-501, M-601, AND 701 FOR FURTHER DETAILS.

ROOF CURBS WITH NEW CURB ADAPTERS. NEW UNITS SHALL BE RECONNECTED TO EXISTING DUCTWORK.

CONTRACTOR SHALL INSTALL THREE, NEW ROOFTOP PACKAGE AIR HANDLERS (RTU-1, 2, AND 3) ON EXISTING 2.

MAINTAIN MINIMUM CLEARANCES.

THIS DRAWING IS DIAGRAMMATIC. CONTRACTOR SHALL INSTALL ALL NEW EQUIPMENT AND PIPING SO AS TO 1.

M ir ec to rat eofPublic

W o rk s

24" x 36"

SHEET SIZE: ARCH D

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

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B E

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C O

N T

R A

C T N

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B E

R

P R

O J E

C T T

IT

L E

BRANCH CHIEF

B L

D G N

U M

B E

R

FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

S H

E E

T D

E S

C R

IP

T

IO

N

A R

C H

IT

E C

T U

R A

L T

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L E B

L O

C K S

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C K R

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IS

IO

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R E

V

IS

IO

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TEXAS

DPW

FORT HOOD

B. PRESSER F. LAMAS

R E

P L

A C

E H

V A

C P

X P

/9

-A

P R -2

T

M-102

(N E

W

B

M E

C H

A N

IC

A L F

L O

O R P

L A

N

SCALE: 1/4" = 1'-0"

MECHANICAL FLOOR PLAN (NEW) - B91071

g ni eeringDi vi s io n

CONTRACTOR SHALL INSTALL A NEW, MUSHROOM, HVAC SHUTDOWN BUTTON MOUNTED 48" AFF.

AIR DEVICE THAT WILL NOT REQUIRE BALANCING.

250 -

42" X 15" 42" X 11"

20" X 15"

X

B. PRESSER B. PRESSER

NOTES:

THIS DEVICE SHALL BE LONWORKS-COMPLIANT AND HAVE ALL OF THE CAPABILITIES DESCRIBED IN M-702.

CONTRACTOR SHALL INSTALL A NEW, WIRED, WALL-MOUNTED, PROGRAMMABLE THERMOSTAT FOR AHU-1. 5.

ALL NEW DUCTWORK SHALL BE INSULATED PER DPW SPECIFICATIONS (23 07 00).4.

SPECIFICATIONS (23 00 00). SEE M-501 FOR INSTALLATION DETAILS.

WHERE REQUIRED, CONTRACTOR SHALL INSTALL NEW DUCTWORK PER SMACNA 3RD EDITION AND DPW 3.

ASSUME THAT 75% OF DEVICES WILL REQUIRE NEW BALANCING DAMPERS.

BE PROVIDED WITH NEW DAMPERS. SEE M-501 FOR INSTALLATION DETAILS. FOR ESTIMATING PURPOSES, INDICATED AIRFLOWS. ANY DEVICES WITH NONEXISTENT OR NONFUNCTIONAL BALANCING DAMPERS SHALL

UNLESS NOTED OTHERWISE, CONTRACTOR SHALL BALANCE EXISTING AIR DEVICES TO PROVIDE THE 2.

MINIMUM CLEARANCES.

THIS DRAWING IS DIAGRAMMATIC. CONTRACTOR SHALL INSTALL ALL NEW EQUIPMENT SO AS TO MAINTAIN 1.

KEY NOTES:

1 1

MD

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W o rk s

24" x 36"

SHEET SIZE: ARCH D

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

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-1 M e c h B a s e m e n t P la n

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B .d g n

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BRANCH CHIEF

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ENGINEER DR.

BLDG 4612

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M-103

SCALE: 1/4" = 1'-0"

MECHANICAL BASEMENT PLAN (NEW) - B91071

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

BOILER ROOM (NEW)

(N E

W

B

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A L B

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L A

N

AHU

AHU

CU

CU

DWH

g ni eeringDi vi s io n

AHU-1 AND 2.

CONNECT OA DUCTWORK TO RA DUCTWORK AT ANY CONVENIENT LOCATION BEFORE BRANCHING OFF TO

EXISTING FLUE SERVING B-1 (NOT SHOWN) SHALL BE CAPPED JUST BEYOND THE CHASE.

26" X 66" EACH. BASEMENT DOOR MAY BE REMOVED AND REPLACED IF NECESSARY.

IN ORDER FOR AHU-1 AND 2 TO ENTER THE BASEMENT, THEIR CABINET DIMENSIONS MUST NOT EXCEED 50" X

X

R A

14" X 12" OA

X

S

A

PAD

NEW CONCRETE

30" X 20"

30" X 20"

B. PRESSER B. PRESSER

SYMBOL

EQUIPMENT LIST

AHU-1 AIR HANDLER

DESCRIPTION

B-1 NATURAL GAS BOILER

CU-1 CONDENSING UNIT

HWP-1 HOT-WATER PUMP

ET

DWH-1 DOMESTIC WATER HEATER

EXPANSION TANK

CF CHEMICAL FEEDER

NOTES:

EQUIPMENT.

CONTRACTOR SHALL BE RESPONSIBLE FOR TESTING, ADJUSTING, AND BALANCING (TAB) ALL NEW HVAC 9.

SEQUENCES OF OPERATION. ALL NEW CONTROL DEVICES SHALL BE LONWORKS-COMPLIANT.

CONTRACTOR SHALL INSTALL NEW CONTROL DEVICES AND WIRING TO ACCOMPLISH THE SPECIFIED 8.

ENCLOSURES FOR INDOOR AND OUTDOOR EQUIPMENT, RESPECTIVELY.

DISCONNECTS AND CIRCUIT BREAKERS. NEW DISCONNECTS SHALL BE PROTECTED BY NEMA 1 AND NEMA 3R

CONTRACTOR SHALL INSTALL NEW ELECTRICAL DEVICES AND WIRING FOR NEW SPLIT SYSTEMS, INCLUDING 7.

ALL NEW DUCTWORK AND PIPING SHALL BE INSULATED PER DPW SPECIFICATIONS (23 07 00).6.

BLOWING INTO THE OTHER.

AHU-1 AND 2 SHALL EACH FEATURE A BACKDRAFT DAMPER ON THE DISCHARGE SIDE TO PREVENT ONE FROM 5.

VENTILATION CONTROL. SEE M-501 FOR INSTALLATION DETAILS.

AND DPW SPECIFICATIONS (23 00 00). OA DUCT SHALL FEATURE A NEW MANUAL BALANCING DAMPER FOR

CONTRACTOR SHALL INSTALL NEW DUCTWORK WITH THE DIMENSIONS INDICATED PER SMACNA 3RD EDITION 4.

SPECIFICATIONS (03 30 00). EXISTING PADS MAY BE REUSED, BUT SHALL BE EXPANDED IF NECESSARY.

ALL NEW, FLOOR-MOUNTED EQUIPMENT SHALL BE INSTALLED ON CAST-IN-PLACE CONCRETE PADS PER DPW 3.

BASEMENT AND FEATURE A BUG SCREEN. SEE M-501, M-601, AND 701 FOR FURTHER DETAILS.

REFRIGERANT PIPING. NEW CONDENSATE PIPING SHALL DISCHARGE TO THE NEAREST FLOOR DRAIN IN THE

MANUFACTURER'S INSTRUCTIONS. EXISTING FLOOR/WALL PENETRATIONS SHALL BE REUSED FOR NEW

CONDENSER (CU-1 AND 2). THESE SYSTEMS SHALL BE TWINNED TOGETHER ACCORDING TO THE

CONTRACTOR SHALL INSTALL TWO NEW SPLIT SYSTEMS CONSISTING OF AN AIR HANDLER (AHU-1 AND 2) AND A 2.

MINIMUM CLEARANCES.

THIS DRAWING IS DIAGRAMMATIC. CONTRACTOR SHALL INSTALL ALL NEW EQUIPMENT SO AS TO MAINTAIN 1.

KEY NOTES:

MD

MD

MD

MD

MD

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REVISION DATEREVISION DESCRIPTIONREVISION

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BRANCH CHIEF

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B E

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FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

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SCALE: NOT TO SCALE

ROOF PIPE SUPPORT DETAIL

SCALE: NOT TO SCALE

SINGLE PIPE CLEVIS HANGER

SCALE: NOT TO SCALE

LOW-LEAKAGE RECTANGULAR DAMPERS

SCALE: NOT TO SCALE

DIFFUSER/GRILLE CONNECTION DETAIL

SCALE: NOT TO SCALE

OUTSIDE-AIR LOUVER DETAIL

SCALE: NOT TO SCALE

AHU CONDENSATE DRAIN DETAIL

SCALE: NOT TO SCALE

AHU NG GAS CONNECTION DETAIL

SCALE: NOT TO SCALE

TURNING VANES IN ELBOWS

M-501

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PIPE

TO CHANNEL

PIPE CLAMP BOLTED

MEMBRANE

EXISTING ROOF

NOTES:

1. PIPE SUPPORTS SHALL SIT LOOSE ON THE EXISTING ROOF MEMBRANE WITH

NO ADDITIONAL ANCHORING.

2. PIPE SUPPORTS SHALL BE SPACED NO MORE THAN 5'-0" APART.

CHANNEL

THREE-SIDED

PIPING

NON-INSULATED

INSULATED PIPING

(FIGURE 168) FOR

PROTECTION SHIELD

PROVIDE INSULATION

TYPE 1

ADJUSTABLE

CLEVIS HANGER

(FIGURE 260)

PIPING

INSULATED

(FIGURE CT-65 FOR COPPER TUBING)

PIPE INSULATION

ROOF STRUCTURE

ATTACHED TO

THREADED ROD

PIPING)

INSULATED

HANGER FOR

OVERSIZED

(PROVIDE

CLEVIS HANGER

NOTES:

1. FIGURE MEMBERS ARE TYPICAL TO GRINNEL SUPPORT NUMBERS.

(SEE NOTE 4)

BRONZE BEARINGS

LIP SEAL

LEAKAGE

LIP SEALS FOR MINIMUM AIR

FELTED OR NEOPRENE BLADE

ADJACENT BLADES WITH

3/8" INTERLOCK BETWEEN

OPPOSED-BLADE DAMPER

PARALLEL-BLADE DAMPER

A

B B

8" MAX

8" MAX

RETAINERS

PIN WITH LOCK

1/4" Ø BRASS PIVOT

1/4" TIEBARS WITH

A

SLIDE PIN (SEE NOTE 5)

CONTROL SHAFT WITH

FRAME

CORNER-WELD

(MAX WIDTH 6-1/2")

STEEL DAMPER BLADES

16 GA GALVANIZED-

NOTES:

1. MAXIMUM WIDTH, A, 48" PER SECTION. 5. CADMIUM-PLATED CONTROL SHAFT 1/2" OR

2. MAXIMUM HEIGHT, B, 72" PER SECTION. 3/8" SQUARE EXTENDED 6" BEYOND FRAME WITH

3. S.S. JAMB TO BLADE WINDSTOP NOT SHOWN. SLIDE PIN CONTROL.

4. SELF LUBRICATING BRONZE BEARINGS 6. PROVIDE OPPOSED-BLADE DAMPERS FOR ALL

WITH 1/2" SLIDE PINS ON END OF BLADES. AIR HANDLER RETURN, OUTSIDE, AND RELIEF-

AIR APPLICATIONS.

FRAME: 3-1/2" X 5/8" X 14 GA

GALVANIZED HAT CHANNEL WITH

BLADE STOP TOP AND

BOTTOM

ELBOW

LONG-RADIUS

RIGID SHEET METAL

CEILING T-BAR

FINISHED CEILINGDEVICE (NOT SHOWN)

ENTIRE BACK OF

(R-8 MIN) COVERING

2" BLANKET INSULATION

(DIFFUSER OR GRILLE)

AIR DEVICE

(5' LONG MAX)

FLEXIBLE DUCT

NOTES:

1. PROVIDE A MANUAL BALANCING DAMPER FOR EACH SUPPLY

OUTLET AND RETURN/EXHAUST INLET.

2. ALL DUCT RUN-OUTS SHALL BE THE SAME AS DIFFUSER/GRILLE

NECK SIZE, UNLESS NOTED OTHERWISE.

3. FOR FLEXIBLE DUCT, SECURE INSIDE LINER WITH METAL

HOSE CLAMP RETAINING STRAPS. SECURE OUTSIDE JACKET

WITH NYLON TIE STRAPS. SEE M-601 FOR DUCT SIZES.

SCREEN IN FRAME

REMOVEABLE #4 MESH

AIRFLOW

OPENING

CAULK AROUND

AIRFLOW

FIXED-BLADE LOUVER

SEAMS WATERTIGHT)

PLENUM (SEAL ALL JOINTS AND

INSULATED SHEET METAL

WHERE NOTED

MOTORIZED DAMPER

OR ROOF

EXTERIOR WALL

ACCESS DOOR

NOTES:

1. ROOF-MOUNTED LOUVERS SHALL BE PROTECTED

BY AN APPROPRIATE HOOD (NOT SHOWN).

(WALL)

TOWARDS LOUVER

SLOPE BOTTOM

TO FLOOR DRAIN

BY 2"

ABOVE COIL DRAIN

VENT EXTENDED

SEE NOTE 4

NOTES:

1. THIS LENGTH TO BE EQUAL TO THE STATIC PRESSURE IN INCHES OF WATER GAUGE,

BE IT NEGATIVE OR POSITIVE, OF THE RESPECTIVE UNIT PLUS AN ADDITIONAL 2".

2. THIS LENGTH TO BE EQUAL TO ONE HALF THE NEGATIVE STATIC PRESSURE FOR A DRAW

THROUGH UNIT OR THE TOTAL POSITIVE STATIC PRESSURE FOR A BLOW THROUGH UNIT.

3. CONDENSATE DRAIN LINE TO BE EQUAL TO UNIT CONNECTION SIZE AND MAINTAIN THIS SIZE

TO NO LESS THAN 1" BEYOND DISCHARGE OF P-TRAP. SIZE OF LINE IN NO CASE SHALL BE

LESS THAN 1-1/4".

4. PROVIDE THREADED PLUMB CLEANOUT.

N O

T E

S E

E

S E

E N

O T

E

SEE NOTE 1

TO AHU

GAS COCK

TO NG TRUNK

PIPING

NOTES:

1. SELF-OPERATED PRESSURE REGULATOR. 2" PSI INLET PRESSURE, 11" W.C. OUTLET

PRESSURE.

DRIP LEG

M

IN

L = MAX UNSUPPORT VANE LENGTH

SMALL SINGLE VANE: 36"

LARGE SINGLE VANE: 36"

SMALL DOUBLE VANE: 60"

LARGE DOUBLE VANE: 72"

NOTES:

1. INSTALL VANES IN SECTIONS OR USE TIE RODS TO LIMIT UNBRACED VANE LENGTHS.

2. SECURELY FASTEN VANES TO RUNNERS TO ELIMINATE VIBRATION.

3. IF W1 ≠ W2, SPECIAL PROVISION MUST BE MADE IN VANES SHAPE, ANGLE OF

ENTRY, OR EXIT. THIS APPLIES TO ALL TYPES OF VANES.

4. PROVIDE TURNING VANES UNLESS USING RADIUS ELBOWS.

A

A

W

W

W

H

L

H

B. PRESSER B. PRESSER

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M ir ec to rat eofPublic

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SHEET SIZE: ARCH D

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

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BRANCH CHIEF

B L

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B E

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FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

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M-601

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B. PRESSERB. PRESSER

SYMBOL NOTES

(HZ)

CYCLE

VOLTAGEPHASE

3 60 208/230

ELECTRICAL

(CFM)

AIRFLOW

TOTAL

(IN W.C.)

PRESSURE

STATIC

EXTERNAL

(CFM)

AIRFLOW

OUTSIDE

(A)

MOCP

FAN DATA

TYPE

(BTU/H)

CAPACITY

NOMINAL

DX 14.0

SEER

MIN

TYPE

NG

(BTU/H)

CAPACITY

MINIMUM

COOLING DATA HEATING DATA FILTER DATA

TYPE

(IN)

DEPTH

(MERV 13)

PLEATED

80148,000 235

COMPRESSORS

OF

NUMBER

MIN

0.75 1 - 14

3 60 208/230 DX 14.0 NG

(MERV 13)

PLEATED

801 2350.75 1 - 14

3 60 208/230 DX 14.0 NG

(MERV 13)

PLEATED

80160,000 2401.0 1 - 14

RTU-1

RTU-2

RTU-3

AIR HANDLER SCHEDULE (B48830)

48,000

1,600

1,600

1,800

48,000

48,000

48,000

AFUE

MIN

STAGES

OF

NUMBER

MIN

UNIT SHALL FEATURE VIBRATION ISOLATORS.8.

COIL SHALL FEATURE A STAINLESS STEEL DRAIN PAN.7.

UNIT SHALL FEATURE HAIL GUARDS.6.

UNIT SHALL FEATURE HINGED ACCESS PANELS FOR MAJOR COMPONENTS.5.

CHANGEOVER CONTROL AND BAROMETRIC RELIEF.

UNIT SHALL FEATURE A LOW LEAK ECONOMIZER WITH FIXED DRY BULB4.

UNIT SHALL UTILIZE R-410A REFRIGERANT.3.

CASING SHALL BE CONSTRUCTED FROM GALVANIZED STEEL.2.

UNIT SHALL BE A PACKAGED, DOWNFLOW AIR HANDLER.1.

NOTES:

SYMBOL NOTES

(HZ)

CYCLE

VOLTAGEPHASE

ELECTRICAL

(CFM)

AIRFLOW

TOTAL

(IN W.C.)

PRESSURE

STATIC

EXTERNAL

(CFM)

AIRFLOW

OUTSIDE

AHU-1

(A)

MOCP

FAN DATA

TYPE

(BTU/H)

CAPACITY

NOMINAL

DX

TYPE

HP

(BTU/H)

CAPACITY

NOMINAL

COOLING DATA HEATING DATA FILTER DATA

TYPE

(IN)

DEPTH

2120,000

SYMBOL NOTESTYPE

(HZ)

CYCLE

VOLTAGEPHASE

3 60AIR-COOLED

(TONS)

CAPACITY

NOMINAL

STAGES

COMPRESSORS/

OF

MIN NUMBER

1 - 9

CU-1 60

MOCP

ELECTRICAL

1 - 8

120,000

MIN EFFICIENCY

(IEER)

COOLING

12.2105

(COP)

47°F / 17°F

HEATING

3.30 / 2.25

(°F)

TEMPERATURE

AMBIENT

WINTERSUMMER

(°F)

LAT

(°F)

LAT

AHU-2

3 60 208/2303,650 601.35350 DISPOSABLE

DX HP 2120,000 1 - 9120,00055 853 60 208/2303,650 601.35350 DISPOSABLE

208/230

3 60AIR-COOLED 10 2/2CU-2 60 1 - 812.2105 3.30 / 2.2525 208/230

AIR HANDLER SCHEDULE (B91071)

MINIMUM EFFICIENCIES SHALL BE MET UNDER AHRI CONDITIONS.9.

UNIT SHALL BE INSTALLED ACCORDING TO MANUFACTURER'S INSTRUCTIONS.8.

UNIT SHALL FEATURE A SINGLE-POINT POWER CONNECTION.7.

TEMPERATURE APPLICATIONS.

UNIT SHALL FEATURE AN OPTIONAL 15 KW ELECTRIC HEATER FOR LOW-6.

AIR DEVICES, AND DAMPERS ONLY.

EXTERNAL STATIC PRESSURE INCLUDES THE EFFECTS OF DUCTWORK, FITTINGS,5.

UNIT SHALL FEATURE EXTERNAL VIBRATION ISOLATORS.4.

COOLING COIL SHALL FEATURE A DRAIN PAN.3.

CABINET SHALL BE CONSTRUCTED FROM GALVANIZED STEEL.2.

UNIT SHALL BE A HEAT PUMP AIR HANDLER WITH A VERTICAL CONFIGURATION.1.

NOTES:

MINIMUM EFFICIENCIES SHALL BE MET UNDER AHRI CONDITIONS.14.

UNIT SHALL BE INSTALLED ACCORDING TO MANUFACTURER'S INSTRUCTIONS.13.

UNIT WEIGHT SHALL NOT EXCEED 725 LBS.12.

UNIT SHALL FEATURE A LONWORKS INTERFACE CARD.11.

UNIT SHALL FEATURE SINGLE-POINT POWER.10.

AIR DEVICES, AND DAMPERS ONLY.

EXTERNAL STATIC PRESSURE INCLUDES THE EFFECTS OF DUCTWORK, FITTINGS,9.

2/2

MINIMUM EER SHALL BE MET UNDER AHRI CONDITIONS.8.

UNIT SHALL BE INSTALLED ACCORDING TO MANUFACTURER'S INSTRUCTIONS.7.

UNIT SHALL FEATURE A LONWORKS INTERFACE CARD.6.

UNIT SHALL FEATURE A SINGLE-POINT POWER CONNECTION.5.

UNIT SHALL UTILIZE R-410A REFRIGERANT.4.

ISOLATED.

UNIT SHALL FEATURE EXTERNAL VIBRATION ISOLATORS, IF NOT INTERNALLY3.

UNIT SHALL FEATURE HAIL GUARDS.2.

UNIT SHALL BE A HEAT PUMP CONDENSER.1.

NOTES:

CONDENSER SCHEDULE (B91071)

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FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

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SD

FACP

T

FACP

M-701

FACP

T

SD

SCALE: NOT TO SCALE

ROOFTOP AIR HANDLER CONTROL DETAIL

M E

C H

A N

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RTU

g ni eeringDi vi s io n

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

BRANCH CHIEF

B. PRESSER F. LAMAS

SUPPLY FAN

SUPPLY

AIR

RETURN

AIR

HVAC

SHUTDOWN

BUTTON

B. PRESSER B. PRESSER

CONTROLS LEGEND:

FIRE ALARM CONTROL PANEL

SMOKE DETECTOR

THERMOSTAT

NOTES:

CONTRACTOR SHALL NOT MODIFY THE INTERNAL CONTROLS OF ANY NEW HVAC EQUIPMENT.3.

DEVICES SHALL BE LONWORKS-COMPLIANT.

OF OPERATION, INCLUDING SENSORS, RELAYS, VALVES, DAMPERS, AND ACTUATORS. ALL NEW CONTROL

CONTRACTOR SHALL PROVIDE ALL CONTROL DEVICES NEEDED TO ACCOMPLISH THE SPECIFIED SEQUENCES2.

CONTRACTOR SHALL MODIFY EXISTING CONTROLS FOR B48830 AS SHOWN.1.

OCCUPANCY SCHEDULE:

0800 - 2200SUNDAY

0700 - 2400SATURDAY

0600 - 2400FRIDAY

0600 - 2200MONDAY - THURSDAY

SYSTEM THERMOSTATS SHALL BE PROGRAMMED WITH THE FOLLOWING OCCUPANCY SCHEDULE (ADJ).1.

SEQUENCE OF OPERATION FOR ROOFTOP AIR HANDLERS:

SCHEDULE.

RESPECTIVELY. AFTERWARDS, IT SHALL RETURN TO FOLLOWING THE PROGRAMMED OCCUPANCY

RTU-1 SHALL START AND OPERATE UNTIL THE SPACE TEMPERATURE DECREASES OR INCREASES BY 5°F, TEMPERATURE RISES ABOVE 90°F (ADJ) OR FALLS BELOW 50°F (ADJ). WITH THE OA DAMPER FULLY CLOSED, NIGHT SETBACK: WHILE IN UNOCCUPIED MODE, SYSTEM 1 SHALL BE ENABLED IF THE ASSOCIATED SPACE6.

CLOSE.

THE FACP. WHEN THIS BUTTON IS PRESSED, RTU-1 SHALL STOP AND ITS OA DAMPER SHALL FULLY

ATFP SHUTDOWN: ALL RTU SHALL BE WIRED TO THE EXISTING HVAC SHUTDOWN BUTTON THROUGHB.

SHALL STOP RTU-1.

ALARM CONTROL PANEL (FACP). WHEN SMOKE IS DETECTED IN SYSTEM 1, THE ASSOCIATED DETECTOR

SMOKE DETECTION: ALL DUCT SMOKE DETECTORS SHALL BE INTERLOCKED WITH THE EXISTING FIREA.

IS STOPPED BY A SAFETY DEVICE, IT SHALL REQUIRE A MANUAL RESET.

SAFETIES: ALL SAFETIES SHALL INTERLOCK WITH THE ASSOCIATED SUPPLY FAN CONTROL CIRCUIT. IF RTU-15.

IT SHALL RETURN TO FOLLOWING THE PROGRAMMED OCCUPANCY SCHEDULE.

SWITCH SYSTEM 1 FROM UNOCCUPIED MODE TO OCCUPIED MODE FOR ONE HOUR (ADJ). AFTERWARDS, SYSTEM THERMOSTAT SHALL FEATURE AN OCCUPANCY-OVERRIDE BUTTON THAT, WHEN PRESSED, SHALL4.

SETPOINT OF 55°F (ADJ).

THE SYSTEM THERMOSTAT. ECONOMIZER SHALL UTILIZE FIXED DRY BULB CHANGEOVER CONTROL WITH A

70°F (ADJ). OCCUPANTS SHALL BE ABLE TO ADJUST THE SPACE TEMPERATURE SETPOINT +/- 3°F USING

(ADJ) USING ITS INTERNAL CONTROLS. IN WINTER, THE SPACE TEMPERATURE SETPOINT SHALL REDUCE TO

TEMPERATURE CONTROL: IN SUMMER, RTU-1 SHALL MAINTAIN A SPACE TEMPERATURE SETPOINT OF 75°F3.

OA DAMPER SHALL FULLY CLOSE.B.

RTU-1 SHALL BE DISABLED, SUBJECT TO NIGHT SETBACK.A.

UNOCCUPIED MODE:2.

MINIMUM POSITION, AS DETERMINED BY THE TAB CONTRACTOR.

ECONOMIZER DAMPER CONTROL SHALL BE ENABLED. OA DAMPER SHALL NOT CLOSE BELOW ITSB.

RTU-1 SHALL BE ENABLED AND PLACED UNDER AUTOMATIC CONTROL, SUBJECT TO SAFETIES.A.

OCCUPIED MODE:1.

THERMOSTAT. THE FOLLOWING NOTES REFER TO SYSTEM 1, BUT APPLY EQUALLY TO ALL THREE SYSTEMS.

AN HVAC SYSTEM REFERS TO A ROOFTOP AIR HANDLER (RTU) AND ITS ASSOCIATED DUCTWORK, DAMPERS, AND

SYSTEM THERMOSTAT

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FT. HOOD, TEXAS 76544

ENGINEER DR.

BLDG 4612

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SCALE: NOT TO SCALE

SPLIT SYSTEM CONTROL DETAIL

AHU

AHU

CU

CU

g ni eeringDi vi s io n

APPROVED BY:DESIGNED BY: DRAWN BY:PROJECT MANAGER:

REVISION DATEREVISION DESCRIPTIONREVISION

BRANCH CHIEF

B. PRESSER F. LAMAS

HVAC

SHUTDOWN

BUTTON

RETURN AIR

TO AHU-2TO AHU-1

TO CU-1 TO CU-2

SUPPLY FAN SUPPLY FAN

SUPPLY AIR

TWINNING

KIT AND

LEAD/LAG

CONTROLLER

DX COOLING/HEATING

COIL

DX COOLING/HEATING

COIL

OUTSIDE AIR

OUTSIDE AIR

B. PRESSER B. PRESSER

CONTROLS LEGEND:

SMOKE DETECTOR

THERMOSTAT

TEMPERATURE SENSOR

EQUIPMENT ENABLE

OCCUPANCY SCHEDULE:

UNOCCUPIEDSUNDAY & SUNDAY

0730 - 1730FRIDAY

0730 - 1600THURSDAY

0730 - 1800MONDAY - WEDNESDAY

SYSTEM THERMOSTAT SHALL BE PROGRAMMED WITH THE FOLLOWING OCCUPANCY SCHEDULE (ADJ).1.

NOTES:

CONTRACTOR SHALL NOT MODIFY THE INTERNAL CONTROLS OF ANY NEW HVAC EQUIPMENT.4.

AND A LEAD/LAG CONTROLLER.

SPLIT SYSTEMS 1 (AHU-1 AND CU-1) AND 2 (AHU-2 AND CU-2) SHALL BE CONTROLLED USING A TWINNING KIT3.

DEVICES SHALL BE LONWORKS-COMPLIANT.

OF OPERATION, INCLUDING SENSORS, RELAYS, VALVES, DAMPERS, AND ACTUATORS. ALL NEW CONTROL

CONTRACTOR SHALL PROVIDE ALL CONTROL DEVICES NEEDED TO ACCOMPLISH THE SPECIFIED SEQUENCES2.

CONTRACTOR SHALL MODIFY EXISTING CONTROLS FOR B91071 AS SHOWN.1.

2 SHALL STOP.

ATFP SHUTDOWN: WHEN THE HVAC SHUTDOWN BUTTON WITHIN THE BUILDING IS PRESSED, AHU-1 ANDB.

CONTACT DPW."

BUILDING'S MAIN CORRIDOR AND FEATURE A SIGN THAT READS "DUCT SMOKE DETECTOR TROUBLE, AND AN AUDIBLE AND VISIBLE ALARM SHALL BE INITIATED. THIS ALARM SHALL BE LOCATED IN THE

SMOKE DETECTION: WHEN SMOKE IS DETECTED IN THE DUCTWORK SYSTEM, AHU-1 AND 2 SHALL STOPA.

OR 2 IS STOPPED BY A SAFETY DEVICE, IT SHALL REQUIRE A MANUAL RESET.

SAFETIES: ALL SAFETIES SHALL INTERLOCK WITH THE ASSOCIATED SUPPLY FAN CONTROL CIRCUIT. IF AHU-15.

AFTERWARDS, IT SHALL RETURN TO FOLLOWING THE PROGRAMMED OCCUPANCY SCHEDULE.

SWITCH THE HVAC SYSTEM FROM UNOCCUPIED MODE TO OCCUPIED MODE FOR ONE HOUR (ADJ).

SYSTEM THERMOSTAT SHALL FEATURE AN OCCUPANCY-OVERRIDE BUTTON THAT, WHEN PRESSED, SHALL4.

THERMOSTAT. SPLIT SYSTEMS 1 AND 2 SHALL ALTERNATE BETWEEN "LEAD" AND "LAG" EVERY 7 DAYS.

OCCUPANTS SHALL BE ABLE TO ADJUST THE SPACE TEMPERATURE SETPOINT +/- 3°F USING THE SYSTEM

THAN 5°F ABOVE (SUMMER) OR BELOW (WINTER) SETPOINT, THE "LAG" SPLIT SYSTEM SHALL START.

CONTROLS. IF, AFTER 30 MINUTES OF CONTINUOUS OPERATION, THE SPACE TEMPERATURE IS STILL MORE

(ADJ) IN WINTER. THE "LEAD" SPLIT SYSTEM SHALL ATTEMPT TO SATISFY THIS SETPOINT USING ITS INTERNAL

TEMPERATURE CONTROL: THE SPACE TEMPERATURE SETPOINT SHALL BE 75°F (ADJ) IN SUMMER AND 70°F3.

SPLIT SYSTEMS 1 AND 2 SHALL BE DISABLED.A.

UNOCCUPIED MODE:2.

SAFETY FEATURES.

SPLIT SYSTEMS 1 AND 2 SHALL BE ENABLED AND PLACED UNDER AUTOMATIC CONTROL, SUBJECT TOA.

OCCUPIED MODE:1.

SEQUENCE OF OPERATION FOR SPLIT SYSTEMS:

SYSTEM THERMOSTAT

DAMPER

BACKDRAFT

DAMPER

BACKDRAFT

DAMPER

MANUAL BALANCING

M