Friedrich SH20L50-A Air Conditioner User Manual


 
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TABLE OF CONTENTS
Specifi cations ................................................................................................................................... 3
Performance Data ............................................................................................................................ 3
Component Operation & Testing ...................................................................................................... 4
Compressors .................................................................................................................................... 4
Thermal Overload ............................................................................................................................ 4
Checking Compressor Effi ciency ...................................................................................................... 5
Fan Motor ......................................................................................................................................... 5
Solid State Relay .............................................................................................................................. 5
System Control Switch .................................................................................................................... 6
Run Capacitor ................................................................................................................................... 6
Thermostat ....................................................................................................................................... 6
Low Ambient Bypass Valve .............................................................................................................. 8
Sealed Refrigeration System Repairs .............................................................................................. 8
Hermetic Component Replacement ................................................................................................. 9
Special Procedure in the case of Compressor Motor Burn-Out ...................................................... 9
Rotary Compressor Special Troubleshooting & Service ................................................................ 10
Refrigerant Charge ......................................................................................................................... 10
Troubleshooting .................................................................................................................. 11-13
Wiring Diagram ............................................................................................................................... 14
Cabinet Parts Diagram .................................................................................................................. 15
Chassis Parts Diagram .................................................................................................................. 16
Parts List ....................................................................................................................................17-19
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