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Frequently, a problem is minor and a service call may not be necessary, use this troubleshooting guide for a
possible solution.
When outdoor temperature is approximately
65 F or below, frost may form when unit is in
cooling mode. Switch unit to FAN (only)
operation until frost melts.
Remove and clean filter.
NOTE:
If circuit breaker is tripped repeatedly, or fuse is blown more than once, contact a licensed technician.
PROBLEM POSSIBLE CAUSE SUGGESTED SOLUTION
Air conditioner will
not operate
Inefficient or no cooling
Noisy unit
Odors
Water dripping outside
Water dripping inside
Ice or frost build-up Low outside temperature.
Unit air filter is dirty.
Unit is not properly angled to
allow water to drain outside.
Unit must be installed on an angle for proper
condensation run-off. Check the unit and
make adjustments.
.
Formation of mold, mildew, or
algae on wet surfaces.
Condensation run-off is normal
during hot and humid weather
Add flexible tubing to redirect water flow,
see (Fig.14 Page.10)
drain plug and drain base pan.
Replace drain plug.
Clean unit thoroughly.
Remove
Loose parts.
Inadequate support.
Tighten loose parts.
Provide additional support to unit.
No power to the unit.
Dirty air filter.
Inappropriate capacity
for application.
Blocked air flow.
Power interruption, settings
change too quickly, or
compressor overload tripped.
Clean or replace air filter.
Check with dealer to determine proper unit
capacity for application.
Remove obstruction from grill or
outdoor louvers.
Let fan run to restart compressor
(in approximately 10 minutes).
Check connection of power cord to
power source.
Check fuse or circuit breaker.
Set FAN CONTROL to position other
than "OFF".
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TROUBLESHOOTING GUIDE
Add flexible tubing to redirect water flow.
(See Fig. 14, Page 12)
WAC 8-24 USER MAN FINAL 3/2/05 12:13 PM Page 20