W91QVN18R0054_155316_REPL-16TON-AC-UNIT-YSN-2301_DRAWINGS.PDF

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DESCRIPTION OF DRAWINGS

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FILE NAME

TITLE SHEET

GFEBS. NO. 155316, YONGSAN

FILE NAME

155316G-001.DGN

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MECHANICAL

155316M-001.DGN

155316MD101.DGN

155316MH101.DGN

155316G-002.DGN2

2 OF 2 PROJECT LOCATION PLAN

4 OF 4155316M-501.DGN6

AND AIR HANDLING UNIT, B2301

REPLACE 16TON A/C UNIT

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GENERAL NOTE, SCOPE OF WORK AND EQUIPMENT SCHEDULES

EXIST/REMOVAL HVAC AND HVAC PIPING ENLARGED PLAN

EXIST/NEW HVAC AND HVAC PIPING ENLARGED PARTIAL PLAN & SITE PICTURES

MECHANICAL DETAILS & CONTROL

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PYEONGTAEK

KUNSAN

L O C A T I O N M A P

NOT TO SCALE

KWANGJU

INCHON

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W E S T

MUNSAN

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CHINHAE

WAEGWAN

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E A S T S E A

DAEJEON

OSAN 1

CHUNCHON

UIJONGBU

DONGDUCHEON

SEOUL

TONGYOUNG

MOKPO

POHANG

AREA II, YONGSAN

G2 NOT TO SCALE

N

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PROJECT LOCATION PLAN

THIS PROJECT

YS-N2

YS-N1

13,633,786.41' N 1,056,091.79' E Elev. 68.86'

13,634,403.76' N

1,056,125.06' E

Elev. 95.19'

13,636,212.56' N

1,054,323.85' E

Elev. 61.74'

ALPHA

2200 2300 2400 25002600

GREEN HOUSE

DI

VI

SI

ON

R O

A D

LODGE COMPLEX

DRAGON HILL

T-363

8 4

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MEMORIAL

3 4 3 4

SIGNS

X C O R P S B L V D .

loading arealoading arealoading area

TOWER

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Driving Range

GREEN

HOUSE

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ACC

ACC

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A G E

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STORAGE

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Court

PEDESTRIAN

OVERPASS

S

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13,635,305.56' N

1,056,298.58' E Elev. 189.07'

13,635,725.01' N 1,054,417.36' E Elev. 61.80'

GAS

STATI

ON

X C O R P S B L V D .

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Multi - purposeCourts

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S-226

S-3739

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P O R T E R

233823362335 2337

23312330 23342333

765252

C

B

J2 ANNEX

GATE #19(was #20)

GATE #18(was #8B)

GATE #17(was #23)

GATE #15(was #43) GATE #2(was #5) GATE #3(was #7)

GATE #4(was #8)

GATE

#14

(wa s #

19)

GATE #13(was #17)

GATE #12(was #18)

GATE #11(was #39) GATE #10(was #38)

GATE #16(was #1)

GATE #1(was #10)

GATE #9(was #60)

GATE #8(was #37)

GATE #6(was #52) GATE #7(was 329)

GATE #5(was #12)

GATE #21(was #3)

GATE #20(was #2)

SKATEBOARD

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YONGSAN, KOREA

AND AIR HANDLING UNIT, B2301

PWO 155316, REPLACE 16TON A/C UNIT

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M-001

GENERAL NOTE SCOPE OF WORK (MECHANICAL)

NOTE :

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SCOPE OF WORK (ELECTRICAL)

NOTE :

A. REPAIR/MAINTENANCE (K-WORK)

A. REPAIR/MAINTENANCE (K-WORK)

K I

MECHANICAL EQUIPMENT MANUFACTURER'S RECOMMENDATIONS.

2. EXACT RATINGS AND SETTINGS OF ELECTRICAL EQUIPMENT AND DEVICES SHALL BE IN ACCORDANCE WITH

CRITERIA AND CONTRACT SPECIFICATIONS.

ELECTRICAL CODE, NATIONAL ELECTRICAL SAFETY CODE, LIFE SAFETY CODE, UNIFIED FACILITIES

1. ALL ELECTRICAL WORK SHOULD BE DONE IN ACCORDANCE WITH THE CURRENT EDITIONS OF NATIONAL

11. SALVAGEABLE MATERIALS SHALL BE RETURNED TO DPW.

PROTECTION TO KEEP THE ROOMS CLEAN DURING CONSTRUCTION.

10. THE CONTRACTOR SHALL PROVIDE, INSTALL, AND REMOVE CONSTRUCTION BARRICADES AND/OR

U.S. GOVERNMENT.

ACTIVITIES, AND THE LIKE SHALL BE DONE BY THE CONTRACTOR AT NO ADDITIONAL COST TO THE

9. DISPOSAL OF CONSTRUCTION DEBRIS, WASTE MATERIALS, MATERIALS RESULTING FROM DEMOLITION

TO ITEMS SUCH AS WALLS, CEILING, ROOF, PIPE, DUCT, EQUIPMENT AND ELECTRICAL ITEMS.

SYSTEM AT NO ADDITIONAL COST TO THE GOVERNMENT, INCLUDING, BUT NOT NECESSARILY LIMITED

AS NECESSARY TO ALLOW FOR INSTALLATION AND REPLACEMENT OF MECHANICAL AND FIRE ALARM

8. THE CONTRACTOR SHALL BE RESPONSIBLE FOR REMOVAL AND REINSTALLATION OF ALL OBSTRUCTIONS

BE SUBMITTED FOR APPROVAL AS REQUIRED BY THE CONTRACT SPECIFICATIONS.

PROPOSED CONTROL SYSTEM WHICH MAY DEVIATE FROM THAT SHOWN ON CONTRACT DRAWINGS SHALL

SATISFY ALL FUNCTIONAL REQUIREMENTS SHOWN ON DRAWING. SHOP DRAWINGS OF THE ACTUAL

7. THE CONTRACTOR IS RESPONSIBLE FOR PROVIDING A COMPLETE AND WORKABLE CONTROL SYSTEM TO

STANDARD TECHNICAL SPECIFICATIONS FOR MISCELLANEOUS PROJECTS, KOREA.

STRICT ACCORDANCE WITH APPLICABLE SECTIONS OF DIVISION 22 & 23 - MECHANICAL. O & MA

6. ALL MECHANICAL SYSTEMS SHALL BE TESTED, ADJUSTED AND BALANCED BY THE CONTRACTOR IN

WORK AT NO ADDITIONAL COST TO THE U.S. GOVERNMENT.

THIS PROJECT. THE DETAILS WILL BE UTILIZED WHILE PERFORMING THE MECHANICAL SCOPE OF

5. FOR O & MA PROJECTS, KOREA, OCTOBER 1, 2003 DEPARTMENT OF THE ARMY FORM AS A PART OF

GOVERNMENT.

4. CONTRACTOR SHALL SUBMIT MANUFACTURERS INSTALLATION SHOP DRAWINGS FOR APPROVAL BY

FIELD CONDITIONS AND SUBMITTED TO THE CONTRACTING OFFICER FOR APPROAL.

SUCH DETAILS SHALL BE PREPARED IN THE FIELD BY THE CONTRACTOR ACCORDING TO ACTUAL

3. SOME DETAILS SHOWN ON THIS CONTRACT DRAWINGS MAY NOT MATCH EXACT FIELD CONDITIONS.

THE CONTRACTING OFFICER.

AREAS CAUSED BY THIS PROJECT AND TO MATCH CONDITION TO ADJACENT AREAS AS DIRECTED BY

2. THE CONTRACTOR SHALL BE RESPONSIBLE TO CONSTRUCT OR REPAIR ALL DAMAGES TO EXISTING

DIMENSIONS PRIOR TO COMMENCING ANY CONSTRUCTION OR RENOVATION.

1. THE CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING ALL EXISTING CONDITION AND

QTYITEM D E S C R I P T I O N

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SHALL PROVIDE THE TEMPORARY COOLING OR HEATING SYSTEM TO THE ENTIRE BUILDING.

2. IF THE CONTRACTOR IS GOING TO CONSTRUCTION DURING THE COOLING/HEATING SEASON, THE CONTRACTOR

CLEARANCE, EQUIPMENT PAD SIZE, INSTALLATION LOCATIONS, AND ADDITIONAL ITEMS.

1. THE CONTRACTOR SHALL VERIFY EXISTING CONDITIONS FOR NEW WORK SUCH AS EQUIPMENT & SERVICE

QTYITEM D E S C R I P T I O N

E Q U I P M E N T S C H E D U L E S

AIR COOLED CONDENSING UNITACU

RATING

QTY

CONDENSER FANS

RATING

QTY

COMPRESSORS

AMBIENT TEMP.

SUCTION TEMP.

REF. CAPACITY

(EACH)

: 1/4 HP, 208/230 VOLTS, 3 PH, 60 Hz

: 3 EA

(TOTAL)

: 16.4 kW, 208/230 VOLTS, 3 PH, 60 Hz

: 2 EA

: 95°F(35°C) DB

: 45°F(7°C) DB

: 52.8 kW (15 TONS)

AHU

AIR HANDLING UNIT

MFR. CARRIER MODEL NO. 38AUD16 OR APPROVED EQUAL.

FAN MOTOR

FAN CAPACITY

ENT. AIR TEMP.

COIL AIR FLOW

CAPACITY

HEATING COIL

COIL REFRIGERANT TEMP.

EVAPORATOR AIR TEMP.

NUMBER OF ROWS

FACE AREA

TOTAL CAPACITY

COOLING COIL

: 3.7 HP, 208/230 V, 3 Ph, 60 Hz

: 6,000 CFM @ 10 STATIC PRESSURE

: 15.55 °C

: 6,000 CFM

: 458,000 BTU/HR

: 5.88 °C

: 19.44 °C

: 4 ROWS

: 17.67 SQ FT

: 180,000 BTU/HR

MFR. CARRIER MODEL NO. 40RUA16 OR APPROVED EQUAL.

1. DISCONNECT AND RECONNECT POWER SUPPLY AND CONTROL LINE FOR NEW A/C UNIT AND A.H.U.

N

D E

Q U

IP

M E

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C H

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G E

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C O

P E O

F W

O R

K S

ACCESSORIES. UL-LISTED.

DOWN TO -20°F(-29°C), CRANKCASE HEATER, ALL NECESSARY SAFETIES & OPERATING

VIBRATION ISOLATION, LOW AMBIENT CONTROLS WHICH PROVIDE COOLING OPERATION

SHUTOFF VALVES, ROUND TUBE PLATE FIN COILS, STEAM IN & OUT CONNECTION,

CONDENSATE DRAIN PAN, FILTER DRIER AND A SIGHT GLASS, SOLENOID VALVES,

SPLIT TYPE 4 ROW DIRECT EXPANSION COILS, REFRIGERANT R-410A, AIR FILTERS,

PREPAINTED GALVANIZED STEEL CABINET, 3EA MOTOR DRIVE TYPE CONDENSER FAN, 2

INDOOR FLOOR MOUNTED, FACTORY ASSEMBLED, DUAL CIRCUIT, A/C SCROLL COMPRESSOR,

ACCESSORIES. UL-LISTED.

COOLING OPERATION DOWN TO -20°F(-29°C), ALL NECESSARY SAFETIES & OPERATING

A SIGHT GLASS, VIBRATION ISOLATION, LOW AMBIENT CONTROLS WHICH PROVIDE

MOTOR DRIVE TYPE CONDENSER FAN, ROUND TUBE PLATE FIN COILS, FILTER DRIER AND

CABINET, REFRIGERANT R-410A, A/C SCROLL COMPRESSOR, CRANKCASE HEATER,3EA

FLOOR MOUNTED, DUAL CIRCUIT, FACTORY ASSEMBLED, PREPAINTED GALVANIZED STEEL

QUANTITY (MA IDIQ) DOCUMENT.

(INCLUDING NEW CONSTRUCTION WORK UNDER $750K) MULTIPLE AWARD INDEFINITE DELIVERY INDEFINITE

LICENSE AND SHOULD MEET OTHER REQUIREMENTS AS SPECIFIED ON KOREA-WIDE GENERAL CONSTRUCTION

3. FOR THIS PROJECT, THE PROJECT MANAGER SHOULD BE A FIRST CLASS BUILDING FACILITIES ENGINEER

PROPERLY.

2. PERFORM DUCT AIR LEAKAGE TEST (DALT) AFTER CONSTRUCTION TO VERIFY IF THE HVAC SYSTEM WORKS

SYSTEM AS SHOWN ON DRAWINGS.

WITH EQUIPMENT REPLACEMENT, PIPE SUPPORT, INSULATION, AND ALL ASSOCIATED ACCESSORIES, FOR HVAC

DUCT SMOKE DETECTOR, MOTORIZED VALVE, VALVES, DUCT LINER, FITTINGS, CONTROL LINE ASSOCIATED

1. REPLACE EXISTING A/C UNIT (OUTDOOR), AHU (INDOOR), STEAM TRAP, DUCTS, PIPES (STEAM & COOLING), DN

DN

9,5204,55010,740 4,490

SD

SCALE: 1:50

0 1000 2000

GRAPHIC SCALE

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M2 SCALE = 1:50

EXIST/REMOVAL HVAC & HVAC PIPING ENLARGED PLAN

P.O.C

P.O.C

P.O.C

P.O.C

TO REMAIN (TYPICAL)

AIR DUCTS AND DIFFUSERS

HEATING/COOLING

EXISTING

TO REMAIN

GRILLE

EXISTING

OFFICE

OFFICE

OFFICE OFFICE OFFICE

OFFICE

OFFICE

LOBBY

CONFERENCE RM

CONFERENCE RM

OFFICE

STORAGE

GENERATOR RM

TOILET

TOILET

JAN.

MECH RM

CORRIDOR

CORRIDOR

TO REMAIN

SAFETY SWITCH

EXISTING

AND TRENCH TO REMAIN

CONDENSATE MAIN LINE

EXISTING STEAM &

AND STEAM TRAP

STEAM PIPES, VALVES

REPLACE EXISTING

H V

A C P

IP

IN

G E

N L

A R

G E

D P

L A

N

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IS

T /R

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A L H

V A

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(TYPICAL)

TO REMAIN

EXISTING DUCT

ASSOCIATED ACCESSORIES

PIPE LINES, VALVES, AND ALL

AIR-COOLED CONDENSING UNIT,

REPLACE EXISTING

TO REMAIN

CONTROL PANELS

EXISTING

ALL ASSOCIATED ACCESSORIES

INSULATION, PIPE SUPPORT, AND

EQUIPMENT REPLACEMENT, VALVES,

CONTROL LINE ASSOCIATED WITH

DUCTS, SMOKE DETECTOR, PIPE LINES,

REPLACE EXISTING AIR HANDLING UNIT,

M3 NOT TO SCALE

SITE PICTURES2

ACU NEW AIR COOLED

CONDENSING UNIT

AHU NEW

AIR HANDLING UNIT

x

SD

NEW 25mm DUCT LINER

(TYPICAL)

DN

FILTER DRIER

MOISTURE INDICATOR

SIGHT GLASS

GATE VALVE (TYP OF 3)

M3 SCALE = 1:50

Sheet of

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SCALE: 1:50

1000 2000

N

KEY PLAN

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G

F Y

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P L

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T

O N A /C U

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IT

A N

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P.O.C

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P.O.C

P.O.C

MECH RM

EXISTING

SAFETY SWITCH

TO REMAIN

EXISTING STEAM &

CONDENSATE MAIN LINE

AND TRENCH TO REMAIN

EXISTING

HEATING/COOLING

AIR DUCTS AND DIFFUSERS

TO REMAIN (TYPICAL)

EXISTING DUCT

TO REMAIN (TYPICAL)

EXISTING GRILLE

TO REMAIN

EXISTING

CONDENSATE LINE

TO REMAIN

EXISTING STEAM LINE

TO REMAIN

50 65

NEW 50mm STEAM TRAP

LIQUIDITEM NO.

HPO

12.7 mm

SERVICE VALVE CONNECTIONS

SUCTION

34.9 mm

NEW DUCT

SMOKE DETECTOR

E X

IS

T /N

E W H

V A

C A

N D H

V A

C P

IP

IN

G

E N

L A

R G

E D P

A R

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IA

L P

L A

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IT

E P

IC

T U

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S

EXISTING

CONTROL PANELS

TO REMAIN

EXIST/NEW HVAC & HVAC PIPING ENLARGED PARTIAL PLAN

EXISTING

DUCT & PLENUM

TO REMAIN

D E

S C

R

IP

T

IO

N

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NUMBER

IDENTIFICATION

SHEET

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GRAPHIC SCALE

DN

DN

TOILET

AIR HANDLING UNIT AIR HANDLING UNIT

AIR COOLED CONDENSING UNIT DUCT & PIPE

LARGE

SMALL 50

112.5

SINGLE VANE SCHEDULE

R

81.25

SP

GA

APPROVAL.

ACCEPTABLE ON DESIGNER

SIZES OR SPACINGS

USED. OTHER VANE

OTHER RUNNERS MAY BE

SEE NOTES ON FIG.2-4

AIR COOLED CONDENSING UNIT CONTROL

REFRS

REFRL

NOT TO SCALE

UNIT

CONDENSING

AIR COOLED

CONTROL

BUILT-IN

R

22 GA

RUNNER TYPE 1

MIN

F L

O W

OR

112.5

SP

SP

R=50

SP=40

R

FLAT

SP

RUNNER TYPE 2

INLET AREA.

APPROXIMATES ELBOW

DOUBLE WALL VANES

FREE AREA BETWEEN

20 TRAILING EDGE

SINGLE VANE WITH

RUNNER TO DUCT

OR WELD

BOLT, SCREW,

THE CENTER VANE.

TIE ROD THROUGH

1,000 FPM) OR RUN A

TO RUNNER (OVER

WELD EVERY 6TH VANE

Sheet of

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D E

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A P

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M-501

I

N T

S

M

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S A

N

K O

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A

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DUCT THRU WALL DUCT TURNING VANE DETAIL3

AIR COOLED CONDENSING UNIT

GENERAL

HEATING SYSTEM

COOLING SYSTEM

LINE AND STARTS TO LOAD OR UNLOAD THE COMPRESSORS.

4. E BUILT-IN CONTROLLER REACTS TO THE VARIATION IN PRESSURE ON THE REFRIGERANT

UNIT EATES A VARIATION IN PRESSURE IN THE REFRIGERANT LINES.

3. THE "ON-OFF" ACTION OF SOLENOID VALVES FOR THE COOLING COIL OF THE AIR HANDLING

OPERATION.

2. THE UNIT BUILT-IN CONTROLLER CONTROLS THE COMPRESSORS AND THE CONDENSER FAN

THE REFRIGERANT SOLENOID VALVES ON THE AIR HANDLING UNIT.

1. "ON-OFF" SWITCH TO "ON" POSITION ENERGIZES THE AIR COOLED CONDENSING UNIT AND

OF FIRE DURING HEATING/COOLING OPERATION.

1. DUCT SMOKE DETECTOR SHUTS DOWN AUTOMATICALLY THE FAN OF A/H UNIT UPON DETECTION

6. 7 DAY TIMER PROVIDES THE CHANGEOVER TO NIGHT THERMOSTAT AS PER PRESETTING.

THE RM AIR TEMPERATURE AT 55°F FOR UNOCCUPIED HEATING MODE.

5. HEATING THERMOSTAT CONTROLS THE FAN OF A/H UNIT IN ON-OFF SEQUENCE TO MAINTAIN

THE RM AIR TEMPERATURE AT 65°F DURING OCCUPIED HEATING MODE.

4. HEATING THERMOSTAT CONTROLS THE FAN OF A/H UNIT IN ON-OFF SEQUENCE TO MAINTAIN

STEAM FLOW TO STEAM COIL DURING THE OFF CYCLE.

STEAM FLOW TO STEAM COIL DURING FAN OPERATION OF A/H UNIT AND CLOSED TO STOP

3. MOTORIZED STEAM VALVE INTERLOCKED TO FAN CONTROL CIRCUIT IS OPENED TO ALLOW THE

AS PER PRESETTING.

MODE AND CLOSES FULLY DURING UNOCCUPIED HEATING MODE BY CONTROL OF 7 DAY TIMER

2. MOTORIZED DAMPER OPENS FULLY THE FRESH AIR INTAKE DUCT DURING OCCUPIED HEATING

CONDENSING UNIT ENERGIZES THE CONTROL CIRCUIT OF HEATING SYSTEM.

BUILT-IN A/H UNIT TO "AUTO" POSITION AND POWER ON 7 DAY TIMER, A/H UNIT &

1. MANUAL "HEAT-OFF-COOL" CHANGEOVER SELECTOR SWITCH TO "HEAT" POSITION, FAN SWITCH

THE RM AIR TEMPERATURE AT 75°F DURING OCCUPIED COOLING MODE.

4. COOLING THERMOSTAT CONTROLS THE FAN OF A/H UNIT IN ON-OFF SEQUENCE TO MAINTAIN

LINE TO PREVENT REFRIGERANT MIGRATION BACK TO THE COMPRESSOR DURING THE OFF CYCLE.

3. SOLENOID VALVE INTERLOCKED TO COMPRESSOR CONTACTOR COIL SHUTS OFF THE LIQUID

2. WHEN THE INDOOR FAN IS SET AT "AUTO", THE INDOOR FAN CYCLES W/ COMPRESSOR.

OF COOLING SYSTEM.

BUILT-IN A/H UNIT TO "AUTO" POSITION AND POWER ON ENERGIZES THE CONTROL CIRCUIT

1. MANUAL "HEAT-OFF-COOL" CHANGEOVER SELECTOR SWITCH TO "COOL" POSITION, FAN SWITCH

DUAL CIRCUIT COIL SUCTION AND LIQUID LINE PIPING

M E

C H

A N

IC

A L D

E T

A

IL

S C

O N

T R

O L

SIGHT GLASS

FILTER DRIER

SOLENOID VALVE

SPLIT

UPPER

SPLIT

LOWER

AIRFLOW

AIRFLOW

FILTER DRIER

EXPANSION VALVE

THERMOSTATIC

EXPANSION VALVE

THERMOSTATIC

SENSING BULB

EXPANSION VALVE

THERMOSTATIC

SENSING BULB

EXPANSION VALVE

THERMOSTATIC

DIAMS

MIN.

15 DIAMS

MIN.

8 DIAMS

GLASS DUCT

MAX(TYPICAL)

SCREEN 300 O.C.

BOLT OR

BLOCK WALL

CONCRETE

WITH MASTIC

SEALED AIR-TIGHT

HEAVIER THAN DUCT,

METAL SLEEVE ONE GAUGE

DUCT (TYP)

AND FASTEN TO

ANCHOR TO WALL

STEEL ANGLE,

50MM RETAINING

& NUTS (TYPICAL)

6.25mm ANCHOR BOLTS

SHEET METAL DUCT

ON INSULATION OVER

ON FIBER GLASS DUCT OR

VAPOR BARRIER JACKET

SEQUENCE OF OPERATION