GE UUC112WC Series Service Manual Download Page 6

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CONNECT SERIES SERVICE MANUAL

ENGLISH

Wiring Diagrams

UUC112WC*

UUC118WC*

Fan Capacitor (C3)

Compressor Capacitor (C1)

Fan Capacitor (C3)

Compressor Capacitor (C1)

FT(Discharge

emp.

witch)

Contactor

High Pressure Switch

Compressor

apacitor

Fan

apacitor

FT(Discharge

emp.

witch)

Contactor

High Pressure Switch

Compressor

apacitor

Fan

apacitor

Summary of Contents for UUC112WC Series

Page 1: ...Cooling Only Side Discharge Condensing Units Service Manual Rev 06 21 UUC112WC UUC118WC UUC124WC UUC130WC UUC136WC UUC148WC ...

Page 2: ...ct Power Supply 7 Select Condenser Protection Temperature Recovery Temperature 7 Error Codes 8 Troubleshooting 9 UUC112WC UUC118WC UUC124WC UUC130WC 9 Fan Motor Not Operating 9 Compressor Not Operating 9 Both Fan Motor and Compressor Not Operating 9 UUC136WC UUC148WC 10 T3 Condenser Temperature Sensor 10 T5 Discharge Temperature Sensor 10 Low Pressure Error 48K unit only 11 High Pressure Error 11 ...

Page 3: ... not allow refrigerant to leak into unventilated spaces Prepare suitable tools and protectors Please isolate all power to the system while making repairs and performing maintenance NOTICE This unit requires a proper earth ground per local and national electrical codes Never repair the unit with wet hands Operating the unit with wet hands may lead to electric shock Isolate all power sources before ...

Page 4: ...45 15 0 382 15 0 382 17 5 445 17 5 445 Ship Dimension H in mm 24 5 622 30 8 782 30 8 782 38 4 975 38 4 975 Ship Dimension W in mm 36 0 915 38 4 975 38 4 975 42 3 1075 42 3 1075 Ship Dimension D in mm 15 0 380 16 5 420 16 5 420 19 5 495 19 5 495 Weight Net Gross lbs kg 86 90 4 39 41 106 117 48 53 106 117 48 53 141 152 64 69 141 152 64 69 AHRI Matching Indoor Coil Aspen Model C A C E 24A24 TDR C A C...

Page 5: ...2324 2300 2300 2600 Rotary Rotary Rotary Rotary Scroll Bleed Bleed Bleed Bleed Bleed 31 9 810 31 9 810 31 9 810 31 9 810 34 25 870 40 0 1015 40 1015 40 0 1015 40 1015 43 31 1100 17 5 445 17 5 445 17 5 445 17 5 445 20 79 528 38 4 975 38 4 975 38 4 975 38 4 975 40 6 1030 42 3 1075 42 3 1075 42 3 1075 42 3 1075 45 0 1145 19 5 495 19 5 495 19 5 495 19 5 495 21 5 545 143 154 65 70 143 154 65 70 145 156...

Page 6: ... Capacitor C3 8µF Compressor Capacitor C1 70µF Fan Capacitor C3 3µF Compressor Capacitor C1 40µF FT Discharge Temp Switch Contactor High Pressure Switch Compressor Capacitor Fan Capacitor FT Discharge Temp Switch Contactor High Pressure Switch Compressor Capacitor Fan Capacitor ...

Page 7: ...witch Contactor High Pressure Switch Compressor Capacitor Fan Capacitor UUC136WC Compressor Capacitor C1 70µF Main Board Fan Driver Board Filter Board Compressor Capacitor Contactor 24K 30K Fan Capacitor C3 5µF 5µF Compressor Capacitor C1 40µF 55µF Low pressure switch not available in 36K model ...

Page 8: ...CONNECT SERIES SERVICE MANUAL 6 ENGLISH Wiring Diagrams UUC148WC Compressor Capacitor C1 70µF Compressor Capacitor Fan Driver Board Filter Board Contactor Main Board ...

Page 9: ... 380V 3 ph ON 220V 1 ph default OFF SW1 4 154 F 68 C 126 F 52 C ON 149 F 65 C 118 F 48 C default OFF Example When T3 is over 154 F 68 C unit will stop When T3 is lower than 126 F 52 C unit will run Select Fan Speed SW1 1 SW1 3 Select Power Supply SW1 2 Select Condenser Protection Temperature and Recovery Temperature SW1 4 SW1 Shown in default configuration all switches OFF ...

Page 10: ...ture Sensor Error Green LED flash 2 times every 5s Over Current Error Green LED flash 3 times every 5s Reserved for 36 48K model Power Phase Error Green LED flash 4 times every 5s Only applicable for models with three phase power supply T5 Compressor Discharge Temperature Sensor Temperature Sensor Error Green LED flash 5 times every 5s Low Pressure Error 48K model only Green LED flash 6 times ever...

Page 11: ...voltage Check fan capacitor Check compressor capacitor Replace capacitor Replace contactor Replace Discharge Temperature Switch FT Replace High Pressure Switch Check Discharge Temperature Switch FT Check High Pressure Switch Replace capacitor Replace the fan motor Replace the compressor Fan Motor Not Operating Both Fan Motor and Compressor Not Operating Compressor Not Operating Model Capacitor µF ...

Page 12: ... Check if the sensor is open or closed Check if the sensor is open or closed Replace the sensor Replace the sensor Replace PCB Replace PCB T3 Condenser Temperature Sensor T5 Discharge Temperature Sensor CN16 is the T3 outdoor unit heat exchanger sensor connection For the 36 48K models this is connected to a fixed resistor the resistor is 5KΩ CN9 is the T5 compressor discharge temperature sensor co...

Page 13: ...ons Replace PCB Low Pressure Error UUC148WC unit only High Pressure Error CN17 is the low pressure switch connection When this connection is open the unit will show low pressure error When this connection is closed unit will be normal or it is PCB problem CN13 is high pressure switch connection When this connection is open the unit will show high pressure alarm When this connection is closed unit ...

Page 14: ...or Error Error Replace the fan motor How to check CN8 port The voltage between 1 and 2 should be 310V DC The voltage between 3 and 2 should be 15V DC The voltage between 4 and 2 should be 0 5V DC The voltage between 5 and 2 should be 0 5V DC 1 Red wire Fan motor power wire 2 Black wire Ground wire 3 White wire Modular chip power wire 4 Yellow wire Fan speed signal out wire 5 Blue wire Fan speed si...

Page 15: ...ed warranty subject to the other limitations in the standard warranty document Registration is available at https www haierappliances com support register ductless We recommend installing AHRI listed matched indoor and outdoor system Installing approved matched indoor and outdoor system will provide optimum efficiency and best overall system reliability AHRI certification for approved matched syst...

Page 16: ...www geappliances com GE Appliances A Haier Company Appliance Park Louisville KY 40225 2021 GE Appliances A Haier Company Revision Date June 2021 ...

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