Part Number 000015433_05 3/21 11
Troubleshooting
UFF0200/UFF0350/UNF0200/UNF0300
Troubleshooting ................................. 41
Self-Contained Air-Cooled ...................41
RFF0320/RNF0320 Troubleshooting .............. 47
Self-Contained Air-Cooled ...................47
RFF0620/RNF0620/RNF1100/RFF1300
Troubleshooting ................................. 53
Self-Contained Air-Cooled ...................53
Rotation Sensor Operation...................53
RNF1020C/RFF1220C Troubleshooting............ 59
QuietQube Remote Air-cooled Models with
Remote Condensing Unit ....................59
RFF2500 Troubleshooting ........................ 66
Self-Contained Air-Cooled ...................66
Rotation Sensor Operation...................66
RNF2000C/RFF2200C Troubleshooting............ 73
QuietQube Remote Air-cooled Models with
Remote Condensing Unit ....................73
Refrigeration Troubleshooting.................... 81
Capillary Tube Models ......................81
Thermostatic Expansion Valve Models . . . . . . . . .82
Component Specifications
Bin Thermostat ............................83
Low Temperature Thermostat
Evaporator safety thermostat ................83
High Pressure Cutout (HPCO) Control ..........84
Rotation Sensor............................85
Low Pressure Cutout (LPCO) Control...........86
Fan Cycle Control ..........................86
Total System Refrigerant Charge ..............87
Filter-Driers ...............................88
Suction Cleanup Filter-Drier..................88
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