TROUBLESHOOTING
Compressor is Not Running
Possible Reason
Solution
Red Heater and Compressor
Power Switch button on unit is
in the off position
Turn Red Heater and Compressor Power Switch
on.
I = ON
Compressor Starting Circuit
Turn Red Heater and Compressor Power 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.
Replace components(s) as needed.
Turn Red Heater and Compressor Power Switch on
I = O
and
retest compressor operation.
Check the Cold Water
Thermostat
With a multi-meter, test OHM’s resistance across the
terminals of the thermostat.
WL270
Operating, Installation, and Service Manual Page 42 - Revision: 4-7-2015
