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Owner’s Manual
HPC-3000 / WPC-4000 /HPC-5000 / WPC-7000 / WPC-9000 / WPC-15000
Troubleshooting Chart
Symptom
Possible Causes
Corrective Action
Water leakage
High water level in conden-
sate tank
• Remove blockage from drain
hose
• Remove any object stuck un-
derneath of the black panel
under the water tank
The unit doesn’t work
• Check the utility to verify
that power is available to
the unit
• Verify that the power cord
is connected
• Reset the circuit breaker and
restart the unit
• Connect the power cord
No cold air flows from the
cold air outlet
• Ambient air cannot be
properly cooled if the filter
is dirty and not regularly
cleaned
• Compressor restart in 2
minutes after turning off to
protect the compressor
• The ambient air tempera-
ture may be too high
• Clean air filter
• Verify that 2 minutes have-
passed since the compressor
off
• 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 operating range
of the unit
Water flow can be heard
after compressor shuts off
No cause
Common to hear coolant flow-
ing after unit shuts off
Alarm displays “FT” with less
than half of the condensate
water in the tank
Spring is possibly broken
Replace the spring
(see Maintenance section)
