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Wiring Diagram - 292663
Troubleshooting Chart
Symptom
Water Leakage
Unit does not operate
No cold air flows from the cold air outlet
Waterflow can be heard after compressor
shuts off
Alarm displays "FT" with less than half of
condensate water in the tank
Industrial Portable AC
DRAIN
PUMP
(option)
Possible Cause(s)
High water level in condensate tank
1. Verify power supply is available to unit.
2. Verify power cord is connected
1. Ambient air cannot be properly cooled
without routine maintenance
2. Compressor will not work if unit is turned
off and on quickly
3. Ambient air temperature may be too high
No cause
Spring is possibly broken
7
RELAY
RELAY
Corrective Action
1. Remove blockage from drain
2. Remove any obstruction under black
panel or water tank
3. Empty condensate tank
1. Reset circuit breaker and restart unit
2. Connect power Cord
1. Clean filter
2. Wait 2 minutes after unit is turned off
before turning the unit back on
3. Compressor temperature may 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
Common to hear coolant flowing after unit
shuts off
Replace with a new spring
(See Maintenance page 5)
Instruction Manual
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