51 Troubleshooting
Troubleshooting
If your unit does not operate satisfactorily, please check the tables below
for possible causes before calling your authorized service center.
High voltage inside - dangerous shock hazard.
DO NOT attempt to disassemble or repair the unit.
Problem Cause What to do
Unit will not
start.
Unit not plugged in properly.
M/MH - Mechanical timer not
ON.
CPX/CPXH - POWER switch
not ON.
CPX/CPXH - On/Standby
key malfunctioning.
Blown fuse.
Plug into functioning
electrical outlet.
Turn timer clockwise.
Press power switch ON.
Call nearest authorized
service center.
Call nearest authorized
service center.
Unit operates
but does not
heat solution
Heater malfunctions.
MH - HEAT not ON.
CPXH - HEAT not set
properly.
CPXH - membrane
malfunctioning.
Call nearest authorized
service center.
Turn heat ON
See “Operating your Unit” on
page 33.
Call nearest authorized
service center.
Clogged drain Clogged drain. Call nearest authorized
service center.
GFI protected
outlet trips
Units may cause GFI circuit
trips.
Connect unit to an
unprotected outlet.
Unit operates
but does not
reach set
temperature
Malfunctioning heater or
sensor components.
Call nearest authorized
service center.
Continued...
www.calcert.com sales@calcert.com1.800.544.2843
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