GE ACB AJCS 12 DCB, Technical Service Manual

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Page 2: ...Copyright 2004 ...

Page 3: ... Temperature Limiting Switches Power Supply 4 4 115V Current Differential Temperature Check Heat Pump Wiring Diagram Schematic 230 208V Current Differential Temperature Check 13 230 208V Current Differential Temperature Check 14 15 16 Cool Only Non Electronic Fast Moving Parts 17 Cool Only Electronic Fast Moving Parts 18 19 20 21 22 115V Heat Cool Fast Moving Parts 230 208 Heat Cool Fast Moving Pa...

Page 4: ...ing introduced The line up includes COOL ONLY HEAT PUMP AND HEAT COOL models This bulletin will introduce those models with examples from electro mechanical and electronic remote units Basic disassembly for grille blower outdoor fan and dryer are the same Model specific temperature charts wiring diagrams and other important product information is located in the Tech Data sheet shipped with each ai...

Page 5: ...and lift up 3 Pull the grille out from the bottom and lift up from the tabs at the top of the case To Replace Grille 1 Hook the tabs on the front grille even with the tabs on the case and snap into place 2 Replace the screws and filter Y L P P U S R E W O P E G A T L O V D E T A R S T I M I L E G A T L O V 5 1 1 7 2 1 3 0 1 8 0 2 0 3 2 3 5 2 7 8 1 MAXIMUM CURRENT LEAKAGE 0 5 MILLIAMP MAXIMUM GROUN...

Page 6: ...ing remove the thermostat knob and reposition screws to obtain the desired range The range of the temperature control is approximately 600 F to 850 F Changing the screw locations limits the rotation of the knob Each hole location represents approximately 30 F FAN OPERATION ADJUSTMENT CONT CYCLE When set at CYCLE down the fan cycles on and off when heating and cooling When set at CONT continous up ...

Page 7: ...unit from window and with the Grille removed you can service the control as sembly thermostats circuit board run capacitor and temperature sensor To Service PC Board electronic 1 Remove PC Board Cover with 2 Phillips head screws 2 Remove 1 Phillips head shoulder bolt mounting control panel to control enclosure SHOULDER BOLT 2 SCREWS To Remove PC Board electronic 1 Remove 2 Phillips screws mounting...

Page 8: ...ble the spacer plastic fan housing 1 With front grille removed cut foam gasket on both sides of louver assembly Remove two screws and lift out assembly 2 Remove two screws and two ground wires Lift out metal blower fan housing 3 Remove spacer bracket to remove plastic housing for motor access REMOVE SPACER BRACKET LIFT OUT METAL BLOWER HOUSING REMOVE HOUSING SIDE BLOWER FAN 5 16 NUT LOUVER ASSEMBL...

Page 9: ...hat mount coil housing to bracket 4 Remove 4 Phillips head screws that mount motor to fan bracket REMOVE SIDES REMOVE COIL HOUSING REMOVE OUTSIDE FAN BLADE OUTSIDE FAN MOTOR 5 16 NUT NOTE In order to service inside blower outside fan and motors you will have to disassemble to this point Both blower fan are mounted with a 5 16 nut INSIDE FAN MOTOR ...

Page 10: ...l have full access to the capacitors with the pc board cover removed OUTDOOR FAN START RUN CAPACITOR BLOWER FAN START RUN CAPACITOR COMPRESSOR START RUN CAPACITOR NOTE Compressor capacitor has a snap in bracket to hold it in place NOTE Refer to the Technical Data Sheet for the most current information available regarding individual models Adhere to all safety warnings and cautions cited in the Tec...

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