York 018-060 Manuel d'utilisateur télécharger pdf

50GS, 50GX

SingMe Packaged EMectric CooMing Units

\isit _ _ ?_ carrier.corn

Installation, Start-Up, and Operating

50GS Sizes 018-060, 50GX Sizes 024-060

NFATUNG & COOLING

NOTE: Read the entire instruction manual be%re starting the

installation.

This symbol -->indicates a change since the last issue.

TABLE OF CONTENTS

SAFETY CONSIDERATIONS 1

Introduction 2

RE( EIVING AND INSTALLATION .......................................... 2

(beck Equipment ...................................................................... 2

IDENTIFY UNIT ................................................................ 2

INSPECT SHIPMENT ........................................................ 2

Provide Unit Support ................................................................ 2

ROOF (LTRB ....................................................................... 2

SLAB MOUNT ................................. 2

GROE_D MOL_T ............................... 2

Provide Clearances ................................... 2

Field Fabricate Ductwork .......................... 2

Rig and Place Unit ................................... 2

INSPE( TION ................................... 3

INSTALLATION ................................ 3

Connect Condensate Drain ........................... 5

Install Duct Connections ............................ 6

CONFIGURING [NITS FOR DOVv_FLOW (VERTI-

CAL) DISCHARGE .............................. 7

Install Elect*ical Connection ........................... 9

HIGH-VOLTAGE CONNECTIONS ................. 9

SPE(IAL PRO(EDURES FOR 208-V OPERATION, l0

CONTROL VOLTAGE CONNECTIONS ............ l0

STANDARD CONNE( TION 10

TRANSFORMER PROTECTION i0

PRE-START-UP ! 0

START-UP 13

CHE(K FOR REFRIGERANT LEAKS 13

START UP < OGLING SECTION AND MAKE ADJUST°

MENTS ......................................... 13

CHECKING (OGLING CONTROL OPERATION .... 13

CHECKING AND ADJUSTING REFRIGERANT

CHARGE ..................................... 14

INDOOR AIRFLOW AND AIRFLOW ADJUST°

MENTS ...................................... 14

For 208/230V ................................. ! 4

FOR 460-V GE MOTORS ......................... 14

COOLING SEQ[ EN(E OF OPERATION .......... 16

MAINTENANCE ................................... 18

AIR FILTER ................................. 22

EVAPORATOR BLOWER AND MOTOR ......... 22

CONDENSER (OIL, EVAPOP, ATOR COIL, AND CON-

DENSATE DRAIN PAN ........................ 23

CONDENSER FAN .............................. 23

ELECTRICAL CONTROLS AND WIRING ......... 24

REFRIGERANT CIRCUIT ...................... 24

METERING DEVICE ACUTROL DEVICE ........ 24

LIQUID LINE STRAINER ...................... 24

Troubleshooting ..................................... 24

Start=[ p Checklist ..................................... 24

NOTE TO INSTALLER Before the installation, READ THESE

INSTRU(TIONS CAREF[LLY AND (OMPLETELY Also,

make sure the User's Manual and Replacement Guide are left with

the unit after installation

SAFETY CONSIDERATIONS

Installation and servicing of air-conditioning equipment can be

hazardous due to system pressure and electrical components Only

trained and qualified personnel should install, repair, or service

air-conditioning equipment.

Unhained personnel can perfb_n basic maintenance functions of

cleaning coils and filters. Al! other operations should be performed

by trained service personnel. When working on air-conditioning

equipment, observe precautions in the literature, tags, and labels

attached to the unit, and other safety precautions that may apply.

Follow all safety codes. Wear safety glasses and work gloves. Use

quenching cloth fbr unbrazing operations. Have fire extinguisher

available fk)r all brazing operations. Consult a qualified installer or

service agency fk)r infornmtion or assistance. The qualified in-

staller or agency must use only factory=authorized kits or acces-

sories when modifying this product.

C99001

EVAPORATOR AIRFLOW ...................... 24 Fig. 1--Unit 80GS and 80GX

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

PC 101 CatNog No. 535-00078 Printed in USA Form 50GS.GX-3SI Pg 1 11-02 Replaces: 50GS,GX-2SI

1 2 3 4 5 6 ... 27 28

Résumé du contenu

Page 1 - 50GS, 50GX

50GS, 50GXSingMe Packaged EMectric CooMing Units\isit _ _ ?_ carrier.cornInstallation, Start-Up, and Operating50GS Sizes 018-060, 50GX Sizes 024-060NF

Page 2

sightfi'om,theunit,Refertotheunitratingplate%r maximm_lfhseicircnit breaker size and mininmm circuit amps (ampacity) forwire sizing. See Tables 4

Page 3 - FRONT VHEW

Table 4--Electrica_ Data--50GSUNIT 5OGSSIZE018024030836042048060V-PH-HZ208/230-1-60208/230-1-60208/230-1-60208/230-3-60208/230-1-60208/230-3-60460-3-6

Page 4 - RIGHT SIDE VIEW

Table 5--Electrica_ Data--50GXUNIT 50GXS}ZEO24O3OO36O42048060V-PH-HZ206/230-1-60206/230-1-60206/230-3-60206/230-1-60206/230-3-80460-3-60208/230-1-6020

Page 5 - IN. (MM)

LEGENDFLA -- Full Load AmpsLRA -- Locked Rotor AmpsMCA -- Minimum Circuit AmpsMOCP -- Maximum Overcurrent ProtectionRLA -- Rated Load AmpsCKT BKR -- C

Page 6 - EVAP COIL COND. COIL

Observe that compressor, condenser fire, and evaporatorblower motors start Observe that compressor and outdoor fireshut down when control setting is s

Page 7 - Fig. g--Suggested RiggBng

24VOFMCOMPIFMSCklEMATIC FOR VARITIONSTRANIGRN YEL GRN YELWII BRNION G(3 oTelCOOL_ _AUTONEAToFF_T,,, I dCOOL °}1M WlAUTOHEAT N2OFFW2SEE NOTE#2COMMON_12

Page 8

NEAT SCNEMATICIiN ON GAUTO SlgTCIAUTO,EA 0.:f/ITH_o300L M _IAUTO _ _c_j_HEAT TH2OFFW2SEE NOTE#2COMMONCWI55 BLKYEL PRIMARYWI56 460VTRANI @.W25iWI21 RED

Page 9 - Fig. 7--Condensate Trap

MAXIMUM WIRESIZE 2 AWGUSED WITHACCESSORYELECTHEATOPTION ONLYUSED WITblblEATER OPTIONS5,10 & 15 KWMAXIMUM WIRESIZE 2 AWGUSED WITHACCESSORYELECTHEAT

Page 10 - CONTROL VOLTAGE ( ONNE(TIONS

30 40 50 80 70SUCTION LINE TEMPERATURE ("F)I I I I I4 10 18 21SUCTION LINE TEMPERATURE ("C)8O 90I I22 32SOGS01a °3730 4OI50 60SUCTION L]NE T

Page 11

Tab{e 8--Wet Coil Air Delivery (Deduct 10 percent for 208v)*Horizontal and Downflow DischargeUnit 50GS018=060230 AND 4G0 VOLTMotor External Static Pre

Page 12

Be%re per%truing service or maintenance operations onsystem, mm off power to m_iL Turn off accessory heaterpower switch, if applicable. Electrical sho

Page 13 - _.: suPPL¥

Table9--Wet Coil Air Delivery (Deduct 10 percent for 208v)*Horizontal and Downflow DischargeUnit 50GX024-060Unit024030036042048O6OMotorSpeedWattsLowCf

Page 14

30 40 50 80 70SUOT]ON LINE TEMPERATURE (_F}I I I I I4 10 18 21SUCTION L]NE rEMPERATURE ("C)30 40 50 80 70 80 90SUCTION LINE TEHPERArURE (_F)I I I

Page 15 - NEAToFF_T,,, I d

(030) 60HZ CHARGING CHART3OI40 80 BO 70 808UCT]ON LINE TEMPERATURE (_F)I I I I I4 10 18 21 27SUCTION LINE TEMPERATURE ('C}9OI32SOGX0a0 °46(042) 6

Page 16 - ,EA 0.:f/I

(060) 60HZ CHARGING CHART30 40 50 60 70 80 90SUCTION LINE TEHPERATURE (°F)I I I I I I I4 10 18 21 27 32SUCTION LINE TEMPERATURE OC}C99049Fig. 27--Cool

Page 17 - NR,,<,ONW)

ELECTRICAL (ONTROLS AND WIRINGInspect and check the electrical controls and wiring annually. Bes_l_'e lo t_t's_ q[f 1,sTeelectrical po_e_&ap

Page 18 - SOGS01a °37

SYMPTOMCompressor and condenser fan willnot start=Compressor will not start but condenser fanrune.Table 1O--Troubleshooting--CoolingCAUSEPower Failure

Page 19 - Unit 50GS018=060

START-UP CHECKLIST(REMOVE AND STORE IN JOB FILE)L PRELIMRNARY INFORMATIONModel No ...

Page 20 - Unit 50GX024-060

Page 21 - TDOOR TEWP

Page 22 - SOGX0a0 °46

D /ENS!ONS it\ [] ARE IN INCHES _EV_ORa_CO!L706[2 78]{[16OR]406 4CONDENSERREQUHREDCLEARANCE TO COMBUSTHBLEMATL.TOP ViEWIIR39402 O[15 83]17 74 63)88 ;/

Page 23 - '._ . s 11

r 2 ] RI URN1!6_00_COMPREGSORIBLOWER,ELECTRIC IiEAT \& ELECTRIC ACCESS \_0006[42 94]?iJIJj6202[Z4 42]TOP VIEWI}93 9[47003_2263• 4 \\ [48 28][44 22

Page 24 - TROUBLESHOOTING

Roof Curb for Small CabinetNote A: When unit mounting screw is used,retah3er bracket must also be used.Roof Curb for Large CabinetNote A: When unit mo

Page 25 - Determine cause and replace

Y4 x 3C0007150GS 50GXCORNER #018 024 030 036 042 048 060 024 030 036 042 048 0601 58 60 59 62 76 69 84 76 84 85 71 78 852 47 50 48 50 50 45 54 49 60 6

Page 26

DETAIL ASCALE 0250TIGHTEN STRAPPING SECURELYWITH TENSION BUCKLE/SEE DETAIL ARIGGING CLEVIS AT 4 RIGGING BRACKETSPLACE RIGGING BRACKET ASSEMBLY IN 4RIG

Page 27

Table 1--PhysicN Data--UnR 50GSUNIT S_ZE 018 024 030 03$ 042 048 060NOMINAL CAPACITY (ton) 1-1/2 2 2-1/2 3 3-1/2 4 5OPERATBNG WEIGHT (lb.} 254 260 258

Page 28

1" (25mm) MIN.TRAPOUTLETI2" (50ram) MIN.Fig. 7--Condensate Trap018 024700 800Table 3--Minimum Airflow for Safe Electric HeaterOperation (Cfm