WaterLogic WL3FW FIREWALL Manual page 49

Compressor is Not Running
Possible Reason
Red Power and Green Heater
& Compressor Switch in the
O = OFF position
Cold Thermostat is Faulty
Compressor Starting Circuit
Faulty
or
Over Heated (tripped)
WL3 FW Manual
Turn Green Heater & Compressor Switch on.
I = ON
Isolate Power and remove red leads from cold thermostat to check
continuity. Thermostat should be closed if sensor is at room
temperature. Check for continuity. Replace thermostat
Turn Green Heater & Compressor Switch off. O = OFF.
Remove the compressor cap on side of the compressor;
Disconnect the black and red terminal connectors;
Inspect the starter and overload relay for any defects.
Check with Multi-Meter to ensure 220V-240V AC is being supplied
to the compressor starter. Turn ON Red Power and Green Heater &
Compressor Switch with meter hooked to red and black
compressor leads..
Replace components(s) as needed.
Solution
Page 45 - Revision: EU 17-09-2020