WL500
Manual
Page 80 Revision 4‐10‐2019
6.2.
GFCI Does Not Fault:
Check and Replace faulty component(s)
Hot Tank
Heater Circuit Harness
6.3.
GFCI Still Faults, go to step 7.
7.
Isolate (disconnect) Refrigeration Circuit (Compressor and Fan).
Unplug “COMP” white connector with two black wires from PCB.
7.1.
Reset the GFCI and cycle power back on to
check the unit with Compressor circuit isolated.
7.2.
GFCI Does Not Fault: Stray Current is in refrigeration circuit.
Go to Step 8.
8.
I
solate (disconnect) Fan.
Unplug Fan from Compressor Feed Wire.
8.1.
Reconnect the Compressor to the Main PCB
8.2.
Disconnect Fan from Compressor Lead
Access fan connector by removing left side Panel.
8.3.
Check the Circuit with Fan isolated.
GFCI Does Not Fault. Replace Fan.
GFCI Still Faults, Stray Current in Compressor.
8.4.
Check and Replace Faulty Component(s)
Cold Thermostat
Compressor Starter
Compressor
