Troubleshooting Guide

Frequently, a problem is minor and a service call may not be necessary, use this troubleshooting guide for a possible solution.

PROBLEM	POSSIBLE CAUSE	SUGGESTED SOLUTION

Air conditioner will	No power to the unit.	Check connection of power cord to
not operate		power source.
		Check fuse or circuit breaker.
		Set FAN CONTROL to position other
		than "OFF".

Inefficient or no cooling	Dirty air filter.	Clean or replace air filter.
	Inappropriate capacity	Check with dealer to determine proper unit
	for application.	capacity for application.
	Blocked air flow.	Remove obstruction from grill or
		outdoor louvers.
	Power interruption, settings	Let fan run to restart compressor
	change too quickly, or	(in approximately 10 minutes).
	compressor overload tripped.

Noisy unit	Loose parts.	Tighten loose parts.
	Inadequate support.	Provide additional support to unit.

Odors	Formation of mold, mildew, or	Remove drain plug and drain base pan.
	algae on wet surfaces.	Replace drain plug.
		Replace drain plug.
		Clean unit thoroughly.

Water dripping outside	Condensation run-off is normal	Add flexible tubing to redirect water flow,
	during hot and humid weather	see (Fig.14 Page 10.)

Water dripping inside	Unit. is not properly angled to	Unit must be installed on an angle for proper
	allow water to drain outside.	condensation run-off. Check the unit and
		make adjustments.

Ice or frost build-up	Low outside temperature.	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.
	Unit air filter is dirty.	Remove and clean filter.

NOTE:

If circuit breaker is tripped repeatedly, or fuse is blown more than once, contact a licensed technician.

PROBLEM