Carrier 38GXC Instrukcja Użytkownika Pobierz pdf

40GXC / 38GXC Cooling Only

40GXQ / 38GXQ Heat Pump

In ver t er---Dr iven High Wall Duct---Free Split S y stem

Sizes 009 to 012

Service Manual

INTRODUCTION

This Service Manual provides the necessary information to service,

repair, and maintain the 38/40GXC(Q).

TABLE OF CONTENTS

PAGE

SAFETY CONSIDERATIONS 1.........................

MODEL / SERIAL NUMBER NOMENCLATURE 2.........

STANDARD FEATURES AND ACCESSORIES 3...........

SPECIFICATIONS 4...................................

DIMENSIONS 5......................................

CLEARANCES 6.....................................

SYSTEM OPERATING ENVELOPE 7....................

ELECTRICAL DATA 7................................

WIRING 7...........................................

CONNECTION DIAGRAMS 7..........................

WIRING DIAGRAMS 8--9..............................

REFRIGERATION CYCLE DIAGRAM 10.................

REFRIGERANT LINES 11.............................

SYSTEM EVACUATION AND CHARGING 11.............

CONTROL SYSTEM 12--13............................

SEQUENCE OF OPERATION 13........................

MODES OF OPERATION 13--15.........................

TROUBLESHOOTING 16..............................

DIAGNOSTIC CHARTS 23.............................

APPENDIX 24--27....................................

SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service, maintenance,

or use can cause explosion, fire, electrical shock, or other

conditions which may cause death, personal injury, or property

damage. Consult a qualified installer, service agency, or your

distributor or branch for information or assistance. The qualified

installer or agency must use factory--authorized kits or accessories

when modifying this product. Refer to the individual instructions

packaged with the kits or accessories when installing.

Follow all safety codes. Wear safety glasses, protective clothing,

and work gloves. Use quenching cloth for brazing operations.

Have fire extinguisher available. Read these instructions

thoroughly and follow all warnings or cautions included in

literature and attached to the unit. Consult local building codes and

National Electrical Code (NEC) for special requirements.

Recognize safety information. This is the safety--alert symbol

When you see this symbol on the unit and in instructions or

manuals, be alert to the potential for personal injury.

Understand these signal words: DANGER, WARNING, and

CAUTION. These words are used with the safety--alert symbol.

DANGER identifies the most serious hazards which will result in

severe personal injury or death. WARNING signifies hazards

which could result in personal injury or death. CAUTION is used

to identify unsafe practices which ma y result in minor personal

injury or product and property damage. NOTE is used to highlight

suggestions which will result in enhanced installation, reliability, or

operation.

WARNING

ELECTRICAL SHOCK HAZARD

Failure to follow this warning could result in personal injury

or death.

Before installing, modifying, or servicing system, main

electrical disconnect switch must be in the OFF position.

There may be more than 1 disconnect switch. Lock out and

tag switch with a suitable warning label.

1 2 3 4 5 6 ... 27 28

Podsumowanie treści

Strona 1 - Service Manual

40GXC / 38GXC Cooling Only40GXQ / 38GXQ Heat PumpIn ver t er---Dr iven High Wall Duct---Free Split S y stemSizes 009 to 012Service ManualINTRODUCTIONT

Strona 2 - MODEL NUMBER NOMENCLATURE

10REFRIGERATION CYCLE DIAGRAMINDOOR UNITOUTDOOR UNITTWO PHASECHECK VALVE(HEATING MODEL ONLY)CAPILLARY TUBELIQUIDLIQUID HTQHEATEXCHANGER(CONDENSER)SERV

Strona 3 - INDOOR UNITS

11REFRIGERANT LINESRouting – Refrigerant lines can be routed in any of the fourdirections shown in Fig. 10.1Right Exit2Right Rear Exit3LeftExit4Left R

Strona 4 - PRODUCT SPECIFICATIONS

12SYSTEM SAFETIESSafety CODE POSSIBLE CAUSE3MinuteTimeDelay --- ---Freeze Protection, Indoor Coil E2 Low Refrigerant Charge, Blocked Indoor Air Flow,

Strona 5 - DIMENSIONS -- OUTDOOR

13Compressor Over Current ProtectionOver current protection can result due to any of the following:S The ambient temperature is too highS Locked rotor

Strona 6 - CLEARANCES -- OUTDOOR

14Heating ModeIn this mode, the system heats the room air with the indoor fanrunning at either the selected speed or on Auto. As the coolingmode, the

Strona 7 - CONNECTION DIAGRAMS

15AUTO MODEWhen the Auto setting is selected, at startup the unit will run incooling, fan only, or heating based on the room temperature atshown below

Strona 8 - 40GXC009/012---1

16TROUBLESHOOTINGThis section provides the required flow charts to troubleshoot problems that may arise.NOTE: Information required in the diagnoses ca

Strona 9 - WIRING DI AGRAMS (CONT.)

17DIAGNOSTIC CHARTSWeigh in charge. YesNoReplace thermistorConnect low side gauge atsuction service valve. Measure discharge temp.* Indoor fan motor r

Strona 10 - ACCUMULATOR

18DIAGNOSTIC CHARTS (CONT.)Reset main power and restart system using remote.Problem persists?No further action is requiredNoYesMeasure Volts DC onoutd

Strona 11 - REFRIGERANT LINES

19DIAGNOSTIC CHARTS (CONT.)Is unit running in outdoorambient higher than 110 °F?Beyond operating rangeOutdoor coil clean?Clean coil.Problem persists?P

Strona 12 - 38/40GXC(Q)

2MODEL NUMBER NOMENCLATUREOUTDOOR UNIT38 GXQ 1--- 01---009A i r --- C o o l e d C o n d e n s e rVoltage1--- 1 1 5 --- 1 --- 6 0Nominal Capacity009 --

Strona 13

20DIAGNOSTIC CHARTS (CONT.)Check heat sink for obstruction and dirtCheck if connectionis loose Check voltage and current.Ok? See note below **NoCheck

Strona 14 - Heating Mode

21DIAGNOSTIC CHARTS (CONT.)Outdoor coil clean?Clean coil. Problem persists?Indoor filter clean?Clean filter. Problempersists?Check indoor fanmotorRepl

Strona 15 - SLEEP MODE

22DIAGNOSTIC CHARTS (CONT.)Trace connections fromOD board. Connectionsok?Motor ok.Fix connectionNoYesYesNoReplace MotorNoVisually confirm that fanblad

Strona 16 - TROUBLESHOOTING

23DIAGNOSTIC CHARTS (CONT.)Check wiring and connection between receiver and ID board. Ok? Fix wiring orconnectionNoYesReplace remote controlYesCheck

Strona 17 - DIAGNOSTIC CHARTS

24APPENDIXAPPENDIX TABLE OF CONTENTSDESCRIPTION NUMBERControl Board Input or Output Values A1...

Strona 18 - DIAGNOSTIC CHARTS (CONT.)

25A1 -- CONTROL BOARDS INPUT OR OUTPUT VALUESINDOOR BOARDCONNECTOR VOLTAGEINPUT DAT A1 BLACK(24v max) relative to N DCINPUT N BLUE (neutral)INPUT AC L

Strona 19

26A2 -- DIAGNOSTIC CODESEquipment FaultCode Dis-played on In-door UnitFront PanelLED Display on Outdoor Unit BoardPossible C auseDiagnostic ChartNumbe

Strona 20

27A3 -- CHARACTERISTICS OF TEMPERATURE SENSORSTem p e r a tu r e°F(°C)Indoor OutdoorReturn Air Coil Coil OD Air Comp. Discharge10 (--- 12.2) 92220 123

Strona 21

Strona 22

3STANDARD FEATURES AND ACCESSORIESEase Of InstallationMounting Brackets SLow Voltage Controls SComfort FeaturesMicroprocessor Controls SWireless Remot

Strona 23

4PRODUCT SPECIFICATIONSSystemSystem Model Number 53GXC009--- --- --- 1 5 3 G X C 0 1 2 --- --- --- 1 5 3 G X Q 0 0 9 --- --- --- 1 53GXQ012--- --- ---

Strona 24 - APPENDIX

5DIMENSIONS -- INDOORHDWA08289Unit SizeWIn. (mm)HIn. (mm)DIn. (mm)Net Operating W eightLbs. (Kg)9k 30.3 (770) 9.8 (250) 7.84 (1.99) 18.7 (8.5)12k 32.7

Strona 25 - OUTDOOR BOARD

6CLEARANCES -- INDOOR6" (0.15m) min.5"(0.13m)min.6'5"(0.13m)min.(1.8m)CEILINGFLOORA07891Fig. 4 – Indoor unit clearanceCLEARANCES -

Strona 26 - A2 -- DIAGNOSTIC CODES

738/40GXQ SYSTEM OPERATING ENVELOPE405060708090100110120--- 10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140051015202530354045505560--- 4 0 --- 3 5

Strona 27

8WIRING DI AGRAMSCOOLING ONLY INDOOR UNIT 115-1-60RETURN AIR TEMP.SENSORDISPLAY BOARDID COILTEMP.SENSORI.D. FANMOTORTRANSFORMERLOUVER

Strona 28

9WIRING DI AGRAMS (CONT.)X2 (N)AP2DISPLAY BOARDRETURNAIR TEMP.SENSORID COILTEMP.SENSORLOUVER MOTORI.D. FANMOTOR38GXQ009/012---1HEATPUMP INDOOR UNIT