ES-20-01910 Drawings.pdf

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E D

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AA 06/16/2020 MXFASR

C

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IO

ENGINEERING SERVICES

OPS INFRASTRUCTURE

ASR

CHANGES AND LAYOUT

ELECTRICAL SINGLE LINE DIAGRAM

HVAC REPLACEMENT

MAXWELL AFB AIRPORTMONTGOMERY

PROJECT ENGINEER MGR: ENGINEERING - CENTER A

MXF-D-ASR-E006

m x f-d -a s r-e .d g n

THIS DRAWING PRODUCED ON ASO REGION MICROSTATION SYSTEM

ATO - TECHNICAL OPERATIONS EASTERN SERVICE AREA

G

WP

30A

EHU-2EHU-1

CU-2A

70A

100A

CU-2BACU-1ACU-2

NEW

PNL CEHU-3

30A30A

30AT

30AF

(2 POLE)

100AF

50AT30AT

30AF 30AF

30AT20AT

100AF 100AF

30AT 30AT

80AT

208/120 VOLT

PANEL EPA

600AF

NA

/2

/4 "C

"C

1 1/2"C.,3-#4,1-#8 GRN

"C

"C

"C

600A BYPASS SWITCH

E006

1 SINGLE LINE DIAGRAM (DEMOLITION)

NOT TO SCALE

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

4' 8'04'

ELECTRICAL WIRING LAYOUT

PULL BOX

WAVEGUIDE

EXISTING

OPENING

TO TOWER

4 - 2 1/2" CNDS.

O.H.

18"x 32"x 8"D

FAA CABLE JUNCTION BOX

B-10

EXIST DELAY LINE OVEN

EPA-21

ACU-1

ACU-2

EPA-22

ROOM

GENERATOR

ENGINE

EQUIPMENT ROOM

VENTILATION

T(2 TYP)

REMOTE SENSOR

POWER

REUSE AS PRACTICAL FOR

TYPICAL CONTROL CONDUIT

PANEL-B

PANEL-D

PANEL-A

PANEL-C

UNDERGROUND

4-3 1/2" CNDS.

(TYP) 6 PLACES

RMM J.B.

8"x 8"x 6"

2" C.O. (TYP)

PANEL SP-1

IN 3" C TO EPA-26, 28, 30

4 #250 MCM, 1 #2 GRD

LIGHTING (TO REMAIN)

EXISTING EMERGENCY EPA-32, 34

6"x 6" WIREWAY

-2

B

A

-1

EPA-4

EPA-9

EPA-10

EPA-16

B-12

(4 EA)

3 R-WP SW

NEMA-3

CONDUIT TO CONDENSER UNITS

1 1/2" RIGID STEEL

31,33,35 32,34

(2 POLE)

37,39,41 36,38,4026,28,3025,27,29

3 PHASE 4 WIRE

20,22,24

19,21,23

14,16,1813,15,17

1,3,5 2,4,6 7,9,11

8,10,12

208/120 VOLT600AMP

600AF

NA

/4 "C

600A BYPASS SWITCH

SINGLE LINE DIAGRAM (NEW CONSTRUCTION)

NOTES

TO BE REMOVED

3/4"C.,3-#10,1-#12 GRN

TO BE REMOVEDTO BE REPLACED

1.

2.

4.

7.

11.

12.

13.

14.

AND NEC.WORK, INTERIOR,

ELECTRICALFAA-C-1217G, GROUNDING, BONDING, AND SHIELDING REQUIREMENTS FOR FACILITIES AND ELECTRONIC EQUIPMENT, LIGHTNING AND SURGE PROTECTION,ELECTRICAL WORK SHALL COMPLY WITH FAA ELECTRICAL STANDARD, FAA-STD-019E, CONDUCTOR. THE BONDING JUMPER SHALL TERMINATE ON FITTINGS LISTED FOR GROUNDING AT EACH END OF THE FLEXIBLE CONDUIT.

INTERNAL EQUIPMENT GROUNDING CONDUCTOR. THE BONDING JUMPER SHALL BE A 6 AWG GREEN-INSULATED STRANDED COPPER

ALL LIQUIDTIGHT FLEXIBLE METAL CONDUIT (LFMC) SHALL BE PROVIDED WITH AN EXTERNAL BONDING JUMPER IN ADDITION TO THE

ENCOUNTERED, WITH COMPRESSION FITTINGS INSTALLED AT APPROPRIATE ENDS.

CONDUCTORS 12 AWG AND SMALLER ARE PERMITTED TO BE STRANDED IN APPLICATIONS WHERE VIBRATION AND FLEXING MAY BE

USED. MINIMUM CONTROL WIRE SIZE SHALL BE 14 AWG UNLESS OTHERWISE REQUIRED BY MANUFACTURER OR NOTED ON DRAWINGS.

SHALL BE 12 AWG. IF REQUIRED SPECIFIC EQUIPMENT INSTALLATIONS, STRANDED CONDUCTORS FINER THAN CLASS B MAY NOT BE

LARGER SHALL BE STRANDED. STRANDED CONDUCTORS SHALL BE UL LISTED CLASS B. MINIMUM BRANCH CIRCUIT CONDUCTOR SIZE

SPECIFICATION A A 59544. CONDUCTORS SIZED 12 AWG AND SMALLER FOR GENERAL USE SHALL BE SOLID. CONDUCTORS 10 AWG AND

THERMOSETTING INSULATION, TYPE THHN-THWN FOR GENERAL USE, ALL INSULATED FOR 600 VOLTS IN ACCORDANCE WITH FEDERAL

UNLESS OTHERWISE INDICATED INSULATED CONDUCTORS SHALL BE COPPER WITH THERMOPLASTIC OR

AIR HANDLING UNITS

FURNISH AND INSTALL NEW CONDUCTORS ( 3-# 4AWG THWN, 1-#8 AWG THWN GREEN GROUND) FROM DISCONNECT SWITCHES, TO NEW

FINAL 6 FEET OF CONDUIT CAN BE MADE WITH A U/L APPROVED LIQUIDTIGHT FLEXIBLE METAL CONDUIT (LFMC) AT EITHER ENDS.

FURNISH AND INSTALL 3/4" EMT AS NEEDED FROM EXISTING DISCONNECT SWITCH TO AHU(S).

CORRECT ELECTRICAL CAPACITY FOR THE NEW UNITS AND SHALL BE REUSED. THE CONTRACTOR SHALL PROVIDE THE FOLLOWING:

FOR THE AIR HANDLING UNITS, THE EXISTING CIRCUIT BREAKER, CONDUCTORS AND FUSED DISCONNECT SWITCHES ARE OF THE

DISCONNECT SWITCHES, TO NEW CONDENSING UNITS (CU-1, CU-2).

THE CONTRACTOR SHALL PROVIDE NEW CONDUCTORS ( 3-#2 AWG THWN, 1-#8 AWG THWN GREEN GROUND) FROM NEW BREAKERS TO

FEET OF CONDUIT CAN BE MADE WITH A U/L APPROVED LIQUIDTIGHT FLEXIBLE METAL CONDUIT (LFMC) AT EITHER ENDS.

FURNISH AND INSTALL 1 1/2" RIGID METAL CONDUIT (RMC) FROM NEW CU-1 AND CU-2 TO NEW DISCONNECT SWITCHES. FINAL 6

PROOF WITH AN EXTERIOR GRADE SEALANT AND INTERIOR SURFACE FINISHED WITH A 4 HOUR FIRESTOP PUTTY OR CAULK.

EXISTING WALL PENETRATIONS SHALL BE USED AS PRACTICAL. USED AND UNUSED WALL PENETRATIONS SHALL BE MADE WEATHER

STEEL 304 CONSTRUCTION. SWITCHES SHALL BE EXTERIOR MOUNTED APPROXIMATELY WERE PREVIOUSLY SWITCHES WERE LOCATED.

3P3W HEAVY DUTY DISCONNECT SWITCHES WITH CLASS J FUSES. SWITCH ENCLOSURE RATINGS SHALL BE NEMA 4X, OF STAINLESS

CONTRACTOR SHALL FURNISH AND INSTALL TWO(2) NEW SINGLE THROW FUSIBLE 100A 600VAC/DC

TO MATCH EXISTING PANEL.

THE CONTRACTOR SHALL FURNISH AND INSTALL TWO (2) NEW 3 POLE, 100A CIRCUIT BREAKERS

CONDUIT SHALL BE REMOVED.

1" 1/2 INTERIOR CONDUIT(S) SHALL BE REUSED, AS PRACTICAL, FOR NEW ELECTRICAL SERVICE. UNUSED

CU-2B.

THE CONTRACTOR SHALL REMOVE THE EXISTING 3-#4 CONDUCTORS AND #8 GROUND ONCE SERVICING CU-1A, CU-1B, CU-2A AND

CONTRACTOR SHALL REMOVE THE EXISTING EXTERIOR MOUNTED DISCONNECT SWITCHES FOR CU-1A, CU-1B, CU-2A AND CU-2B.

CIRCUIT BREAKERS CU-2A AND CU-2B CIRCUIT BREAKERS SHALL REMAIN IN-PLACE. ASSOCIATED UNUSED CONDUIT TO BE REMOVED.

THE CONTRACTOR SHALL REMOVE CIRCUIT BREAKERS FOR CU-1A, CU-1B (80 AMP, EACH).

OPERATIONAL NEEDS, WORK MAY BE POSTPONED AND RESCHEDULED AT A MOMENTS NOTICE WITH NO ADDITIONAL COST TO THE FAA.

RE-ENERGIZE ANY POWER PANEL OR CIRCUIT BREAKER. DUE TO WEATHER OR OTHER UNEXPECTED IMPACT TO AIR TRAFFIC

POTENTIAL IMPACT TO AIR TRAFFIC. FAA TECHNICIANS SHALL RETAIN THE SINGULAR AUTHORITY TO DE-ENERGIZE AND

BE SCHEDULED WITH NO LESS THAT TWO WEEKS LEAD TIME. THE WORK SHALL BE SCHEDULED AT NIGHT DURING THE LEAST

REQUIRE COORDINATION AND OPERATIONAL RISK MANAGEMENT BY THE FAA. THE WORK SHALL BE SCHEDULED WITH NO LESS.

PANEL EPA SERVICES CRITICAL NATIONAL AIR SPACE (NAS) EQUIPMENT. THEREFORE, THE DE-ENERGIZING OF PANEL EPA WILL

THE HVAC REPLACEMENT PROJECT, CIRCUIT MODIFICATIONS AND BREAKER REPLACEMENT WILL BE NEEDED TO PANEL EPA.

3 PHASE 4 WIRE

P

CU-1B

CU-1A

CPA (NIC)

RADAR PANEL

ASR-9

"x

W

IR

Y

/0

225AT

225AF

EXHAUST FAN

E/G ROOM

31,33,35 32,34 37,39,41 36,38,4026,28,3025,27,2920,22,2419,21,2314,16,1813,15,171,3,5 2,4,6 7,9,11 8,10,12

20AT

EXHAUST FAN

EHU-1

30AT 30AT

EHU-2

100AT

100AT

100AWP

CU-1 CU-2

225AF

225AT

50AT

"x

IR

Y

/0

CPA (NIC)

RADAR PANEL

ASR-9

PNL C

1 1/2"C.,3-#2,1-#8 GRN

3/4"C.,3-#4,1-#8 GRN NEW CONDUCTOR

f-d -a s r-e

/1

:0

:4 lo tt e d b y

V

-C

-E

H

8 7 6 5 4 3 2 1

12345678

REVDRAWING NO

DATE JCN

APPROVED BY

ISSUED BY

CHECKED

DRAWN

DESIGNED

SUBMITTED BY

REVIEWED BY

FEDERAL AVIATION ADMINISTRATION

DEPARTMENT OF TRANSPORTATION

REV

DATE

APPROVED

DESCRIPTION JCN

REDLINE

APVD

mxf-d-asr-e006

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ALAIN P ALDAMA

f-d -a s r-g lo tt e

MXF-D-ASR-G004

f-d -a s r-g

VICINITY MAP

COVER SHEET, LOCATION MAP AND VICINITY MAP

LOCATION MAP

MXF ASR

T OF TRANSPO

T A

IC

OF

STATES

IT

TM

EN

AVIA

I

LAR

TRAT

SI

NI

KELLY STREET, MONTGOMERY, ALABAMA 36112

FAA MXF-ASR FACILITY, MAXWELL AFB

MXF/ASR - MONTGOMERY, ALABAMA

mxf-d-asr-g004

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f d a s r g

INDEX AND ABBREVIATIONS

MXF-D-ASR-G005

DRAWING NO. REV. DATE DESCRIPTION

ABBREVIATIONS

DRAWING LIST

BOTTOM OF DUCT

CUBIC FEET PER MINUTE (ACTUAL)

CONNECTION

FINISH

FULL LOAD AMPS

FLEXIBLE

FLOOR

LOCKED ROTOR AMPS

MAXIMUM

OUTSIDE AIR

MINIMUM

SUPPLY AIR

RATED LOAD AMPS

RETURN AIR

VOLUME DAMPER

TYPICAL

THICK

WITH

BOD

CFM

CONN

FIN

FLA

FLEX

FLR

LRA

MAX

OPER

OA

MIN

SA

RLA

RA

VD

TYP

THK

W/

TOD TOP OF DUCT

CP CONTROL PANEL

OPERATION/OPERATING

DUCT SUPPORT

ELECTRICALELECT

EMERG

DS

EMERGENCY

EXIST EXISTING

AD AUTOMATIC DAMPER

A/C

APPROX APPROXIMATELY

AIR CONDITIONING

T-STAT THERMOSTAT

AUTO AUTOMATIC

BLDG BUILDING

ARCHITECTURAL

DWG DRAWING

ARCH

M MOTOR

SPT SPRING POWERED TIMER

GFM GOVERNMENT FURNISHED MATERIAL

06/16/2020

MXF-D-ASR-E006

MXF-D-ASR-M012

MXF-D-ASR-M011

MXF-D-ASR-M010

MXF-D-ASR-M009

MXF-D-ASR-G005

MXF-D-ASR-G004

ELECTRICAL SINGLE LINE DIAGRAM CHANGES AND LAYOUT

CONTROL SYSTEM

NEW CONSTRUCTION PLAN

HVAC SCHEDULES

EXISTING HVAC DEMOLITION PLAN

INDEX AND ABBREVIATIONS

COVER SHEET, LOCATION AND VICINITY MAPS

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f-d -a s r-lo tt e

DEMOLITION PLAN

EXISTING HVAC

MXF-D-ASR-M009

f-d -a

PAD

CONCRETE

CONDENSING

UNIT

PIPE ANCHOR TYP.

MOISTURE INDICATING

SIGHT GLASS

LIQUID LINE - 7/8"

SUCTION LINE - 1-3/8"

CORK & NEOPRENE

ISOLATERS

1 2

ACU ACU

DOOR

TURNING VANES18x20

ONLY ONE LINE SHOWN FOR

CLARITY

(TYP)

LINED PLENUM

1" CONDENSATE DRAIN

(ROUTE ALONG WALL BETWEEN

TO THE OUTSIDE)

TURNING

VANES

ROOF

DECK

ACU

FLEXIBLE 20"x 18"

REFRIGERANT

PIPING (TYP)

20" x36"

ACOUSTIC LINED

PLENUM

BACKDRAFT

DAMPERS

REMOVAL & CLEANOUT (TYP)

T-2

T-1 ROOM T-STAT FOR

ACU-2 SET AT 85°F

26"x 20"

2A 2B

ADM

CU

2A

REFRIGERANT PIPING TO

CU CUAND

CONCRETE SPLASH

BLOCK

(FOR CONDENSATE

DRAIN)

DM-2

AD

2B

1A

1B

36" x20"

E/G ROOM AND MECH. EQ. ROOM

DAMPERS (TYP)

WALL SLEEVES (TYP)

3'W x15' L x1'-10" D

CONNECTION (TYP)

1" CONDENSATE DRAIN TRAP

WITH 2 UNIONS FOR

TO REMAIN

DUCT

REFRIGERANT PIPING (TYP)

REMOVE

M009

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

FLOOR PLAN

SECTION

2 REFRIGERANT PIPING AT ALL CU'S

26" x 20"

36"x 20"

PIPING

EQUIPMENT ROOM ENGINE GENERATOR

MECHANICAL

13'-6"

FULL WIDTH OF UNIT (TYP)

TREATED TIMBER (TYP)

MOUNT CU'S ON 4"x 4"

FOR REUSE WITH NEW EQUIPMENT. SUPPORTS NOT USED SHALL BE REMOVED.

SUPPORTS FOR ELECTRICAL CONDUITS AND REFRIGERANT PIPING SHALL REMAIN TO THE EXTENT PRACTICAL8.

CIRCUIT BREAKERS. INTERIOR CONDUIT TO REMAIN AND BE REUSED.

CONTROL WIRING, DISCONNECT SWITCHES, POWER CONDUIT AND CONDUCTORS BACK TO, AND INCLUDING, REMOVE CU-1A, CU-1B, CU-2A AND CU-2B. REMOVAL SHALL INCLUDE UNIT, REFRIGERANT, REFRIGERANT PIPING, 7.

REMOVE DUCTWORK FLEXIBLE CONNECTION. HARD DUCTWORK TO REMAIN.6.

REMOVE EXISTING ISOLATION DAMPERS, DAMPER ACTUATOR AND CONTROLS. HARD DUCTWORK TO REMAIN.5.

CONDUIT LENGTH AS NEEDED TO POWER NEW AHU(S).

SWITCHES, POWER CONDUIT AND ASSOCIATED CIRCUIT BREAKERS TO REMAIN AND BE REUSED. MODIFIED REFRIGERANT PIPING, POWER CONDUCTORS, CONTROL WIRING WITH CONDUIT. THE EXISTING DISCONNECT

REMOVE AHU-1, AND AHU-2. REMOVAL SHALL INCLUDE UNIT, BASE MOUNTS, ANCHOR SUPPORTS, REFRIGERANT, 4.

OR (AHU-2, CU-2A & CU-2B). SEE RECOMMENDED SEQUENCE OF WORK FOR FURTHER REQUIREMENTS.

SYSTEM FOR THE FACILITY. REMOVE AND REPLACE ONE EXISTING SYSTEM AT A TIME. (AHU-1, CU-1A &CU-1B)

INSURE THAT THE TEMPORARY HVAC SYSTEM REMAINS FUNCTIONAL AT ALL TIMES. IT SHALL BE THE BACK-UP3.

DISCONNECT SWITCHES SHALL BE REMOVED / REPLACED.

CONDENSING UNITS CU-1A, CU-1B, CU-2A AND CU-2B. LOTO SHALL BE AT THE ELECTRICAL PANEL LEVEL, CU

CONTRACTOR SHALL LOTO (LOCK OUT AND TAG OUT) ALL ELECTRICAL POWER FOR AHU-1, AHU-2, AND ASSOCIATED2.

WILL REQUIRE FAA APPROVAL (SUBMITTAL REQUIRED).

COLUMN. ORIGINAL SUPPORT SHALL BE REINSTALLED AFTER OTHER WORK IS COMPLETE. PLAN AND MATERIAL EQUIPMENT ROOM. TWO, FLANKING TEMPORARY SUPPORTS WILL BE INSTALLED BEFORE REMOVAL OF SUPPORT

SELECTIVELY REMOVE THE EXISTING CANOPY SUPPORT COLUMN THAT BLOCKS ACCESS TO THE MECHANICAL 1.

REFRIGERANT PIPING TO

CU CUAND

1A 2A

ARE ADDED. NOTE 1

REMOVED AFTER NEW SUPPORTS

CANOPY SUPPORT TO BE

ROOM T-STAT FOR ACU-1 SET AT 75°F

SEE CONTROL DRAWING

TO BE REPLACED AND RELOCATED

mxf-d-asr-m009

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ALAIN P ALDAMA

MANUFACTURER

EQUIPMENT

NUMBER AMPS CFM

THROW

(FT.)

AIR TEMP.

RISE ( F)

MIN. MTG.

HEIGHT

OUTDOOR WINTER

DESIGN TEMP ( F)

W/WALL MOUNTING

BRACKETS AND

BUILT-IN THERMOSTATS

FAN DATA

LOCATION

ELECT. INPUT

HEATER DATA

208V, 30, 60Hz

ROOMEUH-1

EUH-3

3.0 KW

10,255 BTUH

8.3 350

ELECT. INPUT

BELOW 50

W/WALL MOUNTING

BRACKETS AND

BUILT-IN THERMOSTATS

REMARKS

CAPACITY

NO.

MANUFACTURER LOCATION

HOUSING

MODEL AND

TYPE

2 HIGH x 2 WIDE

MEDIA MODEL AND TYPE NUMBER AND SIZE OF FILTERS ARRANGEMENT REMARKS

F-1

(4)

FARR

SINGER

5.0 KW

17,075 BTUH

30/30

2" REPLACEABLE 24"x 24"x 2"

INDOOR

TYPE 8

WITH DWYER MODEL

2001-AF MAGNAHELIC

AIR FILTER GAUGEE/G ROOM

EUH-2

W/WALL MOUNTING BRACKETS

& BUILT-IN THERMOSTATS

5.0 KW

17,075 BTUH

13.9

13.9 350 15208V, 30, 60Hz 50

9 20 TO 40

20 TO 40

MANUFACTURERS INDICATED ARE FOR REFERENCE ONLY IN ORDER TO ESTABLISH REQUIRED PERFORMANCE VALUES.

OTHER ACCEPTABLE MANUFACTURERS MAY BE SUBSTITUTED AS INDICATED IN THE SPECIFICATI0NS.

NUMBER

MANUFACTURER MODEL AND TYPE LOCATION

MIN. H.P. ELECT.

EXT. S.P.

(IN H 0)

DISCHARGE

TYPE CFM

MOTOR DATA

RPMDRIVE

CDP-36

OR

EQUAL

WALL

MOUNTED

HORIZONTAL 1/2 DIRECT 1150

208V

60Hz

FAN DATA

PROPELLER W/GEAR BOX GUARD,

MOUNTING PANEL AND

MOTORIZED DISCHARGE DAMPER

EF-1

PROPELLER

BAYLEY/

8,000 3/4

EXHAUST FAN SCHEDULE

OUTSIDE AIR FILTERS

ELECTRIC UNIT HEATER SCHEDULE

HVAC SCHEDULES

MXF-D-ASR-M010

f-d -a

NUMBER

MODEL AND TYPE LOCATION

SENSIBLE

ELECT. TYPE NUMBER

EXT. S.P.

(IN H 0)

INDOOR FAN DATA

AHU-1

DISCHARGE

TOTAL

TYPE CFM

RPM

208V

60Hz

NOMINAL INPUT

FILTER DATAMOTOR DATA

RPM

QTY.QTY.

COMPRESS. OUTDOOR FAN

ELECTRICAL DATA

AIR CONDITIONING UNIT SCHEDULE (NEW)

AHU-2

DISPOSABLE

FIBERGLASS

FOR RETURN

AIR ONLY

AMPS(IN.)

SIZEMANUF.

H.P.

MIN.

VERTICAL

ON

SUBBASE

0.8 1750 16X25X2

208V, 3O, 60HZ881 5143.9 242.0 8000

208V, 3O, 60HZ

RLA

LRASCROLL

VERTICAL

* OUTDOOR

SLAB

CU-1

CU-2

YORK

YORK

E6AAA3A

ND240C00

A2SLD2A

YD240C00

242.0

CURVE

FORWARD

AIR TEMPERATURE

@ 95° OUTSIDE

CAPACITY (MBH)

HEAD

PRESSURE

CONTROLS

COMPRESSOR

(GFM)

CONTROLLER

HVAC

WITH OAS 2.5

CONTROLS

ELECTRO-

FOR LOW

AMBIENT

OPERATION

DOWN TOCOMPLETE

SOLID

STATE

PACKAGE

SEQUENCING,

ANTI-SHORT

START,

SAFETY

LOCK OUT

-0° F

FAN OPERATION

AND MODULATING

CONTROL KIT

HEAD PRESSURE

WINTER

CYCLE,

20 TON UNIT

NONE

AMP

MCA

SIZE (AMP)

MAX FUSE

89.8 110

OUTLET (FLA)

POWER CONV.

10.0

H.P. FLA

INDOOR FAN

5 17.5

FLA

LRA 14.4

FLA 5

MOTOR

3/44 30.1

2. UNIT SHALL HAVE DUAL REFRIDGERANT CIRCUITS.

SOLENOID VALVES FOR CAPACITY REDUCTION.

1. AHU SHALL HAVE FACTORY MOUNTED LIQUID LINE

SEE NOTE 1

SEE NOTE 2

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ALAIN P ALDAMA

f-d -a

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MXF-D-ASR-M011

f-d -a

1 2

ACU ACU

TURNING VANES18x20

LINED PLENUM

1" CONDENSATE DRAIN

(ROUTE ALONG WALL BETWEEN

TO THE OUTSIDE)

TURNING

VANES

ROOF

DECK

36"x 24" SUPPLY PLENUM

DAMPERS

REMOVAL & CLEANOUT (TYP)

ROOM T-STAT FOR

ACU-1 SET AT 75°F T-1

ROOM T-STAT FOR

ACU-2 SET AT 85°F

26"x 20"

ADM

CONCRETE SPLASH

BLOCK

(FOR CONDENSATE

DRAIN)

DM-2

AD

36" x20"

E/G ROOM AND MECH. EQ. ROOM

WALL SLEEVES (TYP)

3'W x15' L x1'-10" D

CONNECTION (TYP)

1" CONDENSATE DRAIN TRAP

WITH 2 UNIONS FOR

TO REMAIN

DUCT

FLOOR PLAN

26" x 20"

36"x 20"

EQUIPMENT ROOM ENGINE GENERATOR

13'-6"

M011

T-2

DRAIN

CONDENSATION

PIPING AND

(GFM)

OAS CONTROLLER

AC UNITS TO BE FULLY GROUNDED AND BONDED.13.

PROTECTION ASSOCIATION (NFPA) (SUBMITTAL REQUIRED)..

OPERATED IN ACCORDING WITH APPLICABLE CODE, INTERNATIONAL MECHANICAL CODE (IMC) AND NATIONAL FIRE

FURNISH AND INSTALL NEW SMOKE DETECTORS FOR EACH AHUS, INTERLOCKED WITH UNIT OPERATION, INSTALLED AND12.

AND NEC. ELECTRICAL WORK, INTERIOR,

FAA-C-1217G, GROUNDING, BONDING ,AND SHIELDING REQUIREMENTS FOR FACILITIES AND ELECTRONIC EQUIPMENT, LIGHTNING AND SURGE PROTECTION,ELECTRICAL WORK SHALL COMPLY WITH FAA ELECTRICAL STANDARD, FAA-STD-019E, 11.

OF THE FLEXIBLE CONDUIT.

COPPER CONDUCTOR. THE BONDING JUMPER SHALL TERMINATE ON FITTINGS LISTED FOR GROUNDING AT EACH END EQUIPMENT GROUNDING CONDUCTOR. THE BONDING JUMPER SHALL BE A 6 AWG GREEN-INSULATED STRANDED

ALL FLEXIBLE CONDUITS SHALL BE PROVIDED WITH AN EXTERNAL BONDING JUMPER IN ADDITION TO THE INTERNAL10.

FINAL 6 FEET OF CONDUIT CAN BE MADE WITH A U/L APPROVED FLEX CONDUIT AT EITHER ENDS.

FURNISH AND INSTALL 1-1/2” RIGID GALVANIZED STEEL CONDUIT FROM NEW CU-1 AND CU-2 TO DISCONNECT SWITCH. 9.

FOR CU-1 AND CU-2.

FURNISH AND INSTALL HEAVY DUTY, NEMA 4X STAINLESS STEEL, 100AMPS, 3 POLE, FUSED DISCONNECT SWITCHES8.

OTHER MISCELLANEOUS MANUFACTURER’S RECOMMENDATION C.

VARIABLE SPEED FAN MOTOR B.

HEAD PRESSURE CONTROL KIT (TRANSDUCER AND CONTROLLER) A.

INSTALLATION OF THE FOLLOWING:

MODULATION. EACH FAN / REFRIGERANT CIRCUIT SHALL BE MODIFIED WITH A FACTORY APPROVED FIELD

CONDENSING UNITS WILL BE FITTED WITH LOW AMBIENT CONTROLS, IN THE FORM OF CONDENSER FAN SPEED7.

EXPANSION BOLTS, WASHERS AND MACHINE SCREWS.

FIRMLY ANCHORED TO THE EXITING CONCRETE PAD WITH FULL-LENGTH METAL CHANNEL, APPROVED

CONDENSING UNITS SHALL BE INSTALLED WITH FACTORY APPROVED RUBBER ISOLATORS. UNITS SHALL BE 6.

AHU(S) SHALL BE CONNECTED TO THE EXISTING DUCTWORK WITH FLEX DUCT CONNECTIONS.5.

ISOLATORS, ANCHORED TO FLOOR WITH APPROVED EXPANSION BOLTS AND WASHERS AND MACHINE SCREWS.

FOR VIBRATION ISOLATION, AHU(S) SHALL BE FITTED WITH A FACTORY SUPPLIED SUBBASE AND STEEL SPRING4.

CONNECTIVITY AS NEEDED.

AHU(S) SHALL BE INTERLOCKED WITH NEW SUPPLY SIDE MOTOR DRIVEN ISOLATION DAMPER(S). PROVIDE POWER AND3.

DRAWING AND IN SPECIFICATIONS.

SYSTEM PERFORMANCE (COOLING CAPACITY, CFM, ELECTRICAL DATA, ETC) AS SCHEDULED OR AS REFERENCED ON2.

RELATIONSHIP CONTROLLED BY THE OAS 2.5 HVAC CONTROLLER, GOVERNMENT FURNISHED MATERIAL (GFM).

DRAWINGS AND SPECIFICATIONS. THE FINAL PRODUCT WILL BE TWO FULLY FUNCTIONING HVAC SYSTEMS IN A LEAD / LAG

FURNISH AND INSTALL NEW AHU-1, 2 AND CU-1, 2. UNITS SHALL BE INSTALLED AS PER MANUFACTURE’S RECOMMENDATIONS,1.

CONDENSING UNIT MOUNTING DETAILS

(2 TYP)

SWITCHES

DISCONNECT

ELECTRICAL

CANOPY SUPPORTS

TEMPORARY

NEW CONSTRUCTION PLAN

AND MACHINE SCREWS (TYP)

ANCHOR BOLTS, WASHERS

(4 TYP)

RUBBER ISOLATORS

FULL LENGTH METAL CHANNEL

(2 TYP)

CONDENSING UNITS

SPRING ISOLATORS

SUBBASE AND

REFRIDGERANT PIPING (TYP)

20"x 36"

ISOLATORS

30"24" 24" 3"

5'

3'

REFRIGERANT PIPING

REFRIGERANT PIPING

20"x 18" mxf-d-asr-m011

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SUSHMA H PATEL

2020-06-17T14:57:12-0400

ALAIN P ALDAMA

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:3 lo tt e

PULL BOX

OPENING

TO TOWER

4 - 2 1/2" CNDS.

O.H.

18"x 32"x 8"D

FAA CABLE JUNCTION BOX

B-10

EXIST DELAY LINE OVEN

EPA-21

EPA-22

ENGINE

VENTILATION

C-1

C-2

OAS 2.5 HVAC CONTROLLER

BE REMOVED IN ORDER TO INSTALL

EXISTING CONTROL ASSEMBLY TO

T(2 TYP)

REMOTE SENSOR

POWER

REUSE AS PRACTICAL FOR

TYPICAL CONTROL CONDUIT

PANEL-B

PANEL-D

PANEL-A

PANEL-C

M012

DETECTOR

SMOKE

Y2

Y1

DETECTOR

SMOKE

Y2

Y1

M012

TYPICAL CONTROL WIRING

SETPOINT

ROOM TEMP

ALARM: LIGHT AND AUDIBLE ALARM

ALARM: RED VISUAL

BOTH HVAC UNITS

CALL FOR OPERATION FOR

OF CONTROL POWER AND A

INDICATE THE PRESENCE

SYSTEM STATUS LIGHTS -

ALARM TONE

SILENCES THE AUDIBLE

IS IN ALARM, THIS BUTTON

WHEN THE CONTROLLER

AUDIBLE ALARM SILENCE

AN ALARM

RESETS THE CONTROLLER FROM

OVERTEMP RESET BUTTON

THE DESIRED ROOM TEMPERATURE

UNIT. SETPOINT INPUT FOR

CONTROL TO THE ACTIVE HVAC

THERMOSTAT (T1) - PROVIDES

ROOM TEMPERATURE CONTROL

SELECTION OF THE DESIRED PRIMARY

MANUAL CONTROL POINT FOR THE

PRIMARY UNIT SELECTOR SWITCH

SWITCHOVER

SETPOINT INPUT FOR THE OVERTEMP

ROOM OVERTEMP THERMOSTAT (T2)

SETTEMP

OVERTEMP

SILENCE

ALARM

RESET

M012 NOT TO SCALE

OAS QUICK REFERENCE

THE OAS, DAMAGE TO THE 24VAC TRANSFORMERS IN THE HVAC UNITS. AND/OR PERSONAL INJURY.

ELECTRICALLY ISOLATED FROM BOTH HVAC UNITS. FAILURE TO DO SO MAY CAUSE SPARKS, DAMAGE TO

: WHEN ATTACHING OR CHANGING WIRED CONNECTIONS WITHIN THE OAS, ENSURE POWER ISWARNING

CONTROLLER WILL BE THE 24VAC PROVIDED FROM THE HVAC UNITS.

DOES NOT REQUIRE A SEPARATE POWER CIRCUIT AND THE ONLY ENERGIZED POWER WITHIN THE ISOLATE POWER FROM THE CONTROLLER, EACH HVAC MUST BE ELECTRICALLY DISCONNECTED. THE OAS 9.THE OAS IS POWERED BY LOW VOLTAGE 24VAC, SUPPLIED BY THE ASSOCIATED HVAC UNITS. TO FULLY

OF CONNECTIONS AND A LENGTH NO GREATER THAT 6 FEET.

FLEXIBLE CONDUIT. LIQUID-TIGHT FLEXIBLE CONDUIT SHALL BE LIMITED TO THE FINAL POINT BETWEEN AHU AND CU SHALL BE RIGID TYPE 3/4” WITH THREADED CONNECTIONS OR LIQUID-TIGHT CONTAINED WITHIN CONDUITS. ANY OUTDOOR CONDUIT RUNS, BETWEEN CONTROLLER AND SYSTEM OR

8. ALL ASSOCIATED CONTROL WIRES RUN BETWEEN THE CONTROLLER AND HVAC UNITS SHALL BE

FOLLOWED.

7. ALL REQUIREMENTS OF THE MOST CURRENT REVISIONS OF FAA-STD-19 AND FAA·C-1217 SHALL BE

6. ELECTRICAL REQUIREMENTS:

NEC.

5. ALLOW FOR 3' OF CLEARANCE FROM THE FACE OF THE CONTROL BOX PER THE LATEST REVISION OF THE

GENERALLY VISIBLE WITHIN THE ASSOCIATED ROOM.

4. BUTTONS, THERMOSTATS AND SWITCHES SHALL BE ACCESSIBLE AND WARNING LIGHT SHALL BE

THE SENSOR AND OAS CONTROLLER.

WIRE ROUTING. ADDITION 3/4”EMT SHALL BE NEEDED TO REACH THE FINAL TERMINATION POINTS TO LAYOUT DETAIL. WITH APPROVAL, EXISTING RACEWAYS CAN BE USED FOR PORTION OF THE CONTROL TEMPERATURE SENSORS SHALL BE INSTALL FOR EACH OAS THERMOSTAT AS SHOWN ON CONTROLLER

3. SINCE SPACE IS NOT AVAILABLE FOR THE OAS IN THE PREFERRED LOCATION, SEPARATE REMOTE

VALIDATE ERMS DEVICE(S) TO THEIR ORIGINAL LOCATION OR WHERE INDICATED BY THE COR.

THE COR AND SERVICE OPERATING CENTER (SOC ). RE-MOUNT/ RE-INSTALL AND OPERATIONALLY CONTRACTOR MAY TEMPORARILY REMOVE, OR RELOCATE ERMS DEVICE(S) AFTER COORDINATING WITH EXISTING ENVIRONMENTAL REMOTE MONITORING SYSTEM (ERMS) DEVICE(S) SHALL REMAIN. THE

2. THE EXISTING CONTROL STATION SHALL BE REMOVED TO MAKE ROOM FOR THE OAS CONTROLLER, FOR ATTACHING THE BOX TO A SUPPORTING WALL OR STAND.

1. THE OAS IS CONTAINED WITHIN A 10"X16"X5" ELECTRICAL BOX. THE BOX CONTAINS MOUNTING HOLES

PHYSICAL INSTALLATION:

INSTALLATION:

SHUT DOWN THE AIR HANDLING UNIT.

CONTROLLED BY A RELAY (N.C. SUCH THAT DURING FIRE ALARM CONDITIONS THE RELAY SHALL OPEN TO

6. (ADJUSTABLE) TIME DELAY TO PREVENT SHORT-CYCLING CHANGE OVERS. THE POWER CIRCUIT SHALL BE

. STANDBY SYSTEM SHALL BE ACTIVATED. THE CHANGE-OVER CONTROL SHALL HAVE A ONE HOUR TEMPERATURE EXCEEDS 80'F (ADJUSTABLE), THE PRIMARY SYSTEM SHALL BE SHUT DOWN AND THE

5. YEAR ROUND. THERMOSTAT T1 SHALL ACTIVATE COOLING ABOVE 75'F. (ADJUSTABLE). IF THE

OPENED.

DE-ENERGIZING OF AHU(S). AHU FANS SHALL NOT BE ENERGIZED UNTIL ISOLATION DAMPERS ARE FULL

4. ASSOCIATED ISOLATION DAMPER SHALL OPEN OR CLOSE IN COORDINATION WITH THE ENERGIZING AND

START UP.

3. IF THE PRIMARY SYSTEM SHUTS DOWN, FOR ANY REASON, THE STANDBY SYSTEM SHALL AUTOMATICALLY

2. ONLY ONE HVAC SYSTEM SHALL OPERATE AT ANY GIVEN TIME, WITH THE SECOND SYSTEM AS A STAND-BY.

ERMS COMPATIBILITY L.

EASE OF USE AND REPAIR ABILITY K.

COMMERCIALLY AVAILABLE REPLACEMENT PARTS J.

SIMPLIFIED TROUBLESHOOTING I.

AUDIBLE ALARM SILENCE H.

AUDIBLE AND VISUAL ALARMS G.

SYSTEM STATUS LIGHTS F.

MANUAL OVER-RIDE SWITCH E.

AUTOMATIC UNIT SWITCH OVER D.

ADJUSTABLE SET POINTS C.

PRIMARY UNIT SELECTION B.

REDUNDANT CONTROL OF 2 HVAC UNITS A.

SOME OF THESE FEATURES ARE LISTED BELOW:

CONTROL SYSTEM WHICH CAPTURES SPECIFIC OPERATIONAL CRITERIA IMPORTANT TO NAS EQUIPMENT.

FACILITIES THAT REQUIRE RELIABLE REDUNDANT HVAC CONTROL. THE OAS IS A SIMPLE YET ROBUST

1. THE OAS 2.5 HVAC CONTROLLER (GFM) IS A FAA DESIGNED HVAC CONTROLLER FOR USE AT CRITICAL FAA

SEQUENCE OF OPERATION / HVAC CONTROLLER

CONTROLLER LAYOUT

UNDERGROUND

4-3 1/2" CNDS.

CONTROL SYSTEM

MXF-D-ASR-M012

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T-1 REMOTE SENSOR

T-2 REMOTE SENSOR

AHU-1 AHU-2

OAS 2.5

HVAC CONTROLLER

mxf-d-asr-m012

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SUSHMA H PATEL

2020-06-17T14:59:57-0400

ALAIN P ALDAMA