13
Owner’s Manual
WPC-3000, WPC-4000, WPC-5000
TroubleshooƟ ng chart
Symptom Possible Cause(s) Correc ve Ac on
Water leakage
High water level in con-
densate tank
1. Remove blockage from drain
hose
2. Remove any object stuc un-
deerneath of the black panel
nuder the water tank
The unit doesn’t work
1. Check the power supply
to verify that power is
available to the unit
1. Reset the circuit breaker and
restart the unit
2. Verify that the power
cord is connected
2. Connect power cord
No cold air fl ows from the
cold air outlet
1. Ambient air cannot be
properly cooled if the
fi lter is dirty and not
regularly cleaned
1. Clean the fi lter
2. Compressor will not
work if the unit is
turned off and on
quickly.
2. Wait 2 minutes a er unit is
turned off before turning the
unit back on.
3. The ambient air tem-
perature may be too
high
3. The temperature of the com-
pressor can be higher when
the ambient temperature is
too high. The compressor will
not work unless the ambient
air temperature is within the
acceptable opera ng range of
the unit
Water fl ow can be heard
a er compressor shuts off
No cause Common to hear coolant fl owing
a er unit shuts off
Alarm displays “FT”with
less than half of condensate
water in the tank
Spring is possibly broken
Spring is possibly broken Replace a new spring
(See Maintenance page 8)