Page 1
2. Red Power Switch is lit but the red LED on the Front is not lit 3. Compressor Runs but does Not Chill 4. Compressor is Not Running 1. Red Heater and Compressor Power Switch won’t light and the Red LED on the Front won’t light Possible Reason Solution Circuit Breaker Check the Circuit Breaker Fuse is Blown Replace Fuse Check that power cord is properly plugged in. If it is properly Defective / Loose Power Cord plugged in, use a different power cord to verify. Failed Power Line Noise Filter, ElectroMagnetic Interference Replace EMI filter (EMI) Defective Red Heater / Replace Red Heater / Compressor Switch Compressor Switch WL100 Manual Page 47 Revision: 1‐14‐2019 ...
Page 2
2. Red Power Switch is lit but the Red LED on the Front is not lit Possible Reason Solution Bad Transformer Replace Transformer Black Power Connector to the Properly connect. PCB is not properly connected Replace Front PCB Bad Front PCB Part Number EN‐6130 – WLCP PN 20‐0040 Replace Energy Saver PCB Bad Energy Saver PCB Part Number EN‐6131 – WLCP PN 20‐0075 Defective Red Heater / Replace Red Heater / Compressor Switch Compressor Switch 3. Compressor Runs But Does Not Chill Possible Reason Solution Condenser is dirty Clean the condensing coil of any obstructions or dust. Make sure unit is not under minimum ventilation requirements (2 Reduction of airflow into unit. to 4 inches). Compressor is running very Low or lost refrigerant. Refrigerant recharge required. hot. WL100 Manual Page 48 Revision: 1‐14‐2019 ...
Page 3
4. Compressor is Not Running Possible Reason Solution Red Heater and Compressor Turn Red Heater and Compressor Switch on. Switch button on unit is in the I = ON off position Turn Red Heater and Compressor Switch off. O = OFF. Remove the Compressor cap on side of the Compressor; Disconnect the black and red terminal connectors; Compressor Starting Circuit Inspect the starter and overload relay for any defects. Replace components(s) as needed. Turn Red Heater and Compressor Switch on I = ON and retest Compressor operation. WL100 Manual Page 49 Revision: 1‐14‐2019 ...