3 PB
Fan Motor 49
Capacitors 49
Heating Element and Limit Switch 50
Heater Elements And Limit Switches’ Specications 50
Drain Pan Valve 52
Thermistor Resistence Values (This Table Applies to All Thermistors) 53
Testing the Diagnostic Service Module 54
Testing the Electronic Control Board 54
Electronic Control Board Components Identication And Testing 55
24k Indoor Blower Motor 56
TROUBLESHOOTING 57
Error Codes and Alarm Status 57
Electrical Troubleshooting Chart - Cooling 59
9K Btu, 12K Btu, & 18K Btu 59
24K Btu 60
Electrical Troubleshooting Chart - Heat Pump 61
Troubleshooting Chart - Cooling 62
WIRING DIAGRAMS 63
9-12K 208/230V 63
9-12K 265V 64
18K 208/230V (2.5KW, 3.5KW, 5KW) 65
18K 265V (2.5KW, 3.5KW, 5.0KW) 66
18K 208/230V (7.5KW) 67
18K 265V (7.5KW) 68
24K 208/230V (2.5KW, 3.5KW, 5KW) 69
24K 208/230V (7.5KW AND 10KW) 70
24K 265V (2.5KW, 3.5KW, 5KW) 71
24K 265V (7.5KW and 10KW) 72
PARTS CATALOG 73
9K, 12K Unit Assembly 73
9K, 12K Refrigeration Assy 76
9K, 12K 208/230V 78
9K, 12K 265V 80
18K Unit Assembly 82
24K Unit Assembly 84
18K, 24K Refrigeration Assembly 86
18K Blower Assembly 89
24K Blower Assembly 91
18K 230V Control Box 93
24K 230V Control Box 95
18K 265V Control Box 97
24K 265V Control Box 99
AVAILABLE ACCESSORIES 101
WARRANTY 102
FRIEDRICH AUTHORIZED PARTS DEPOTS 103
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General