Troubleshooting Guide

Frequently, a problem is minor and a service call may not be necessary, use this troubleshooting guide for a possible solution. If the unit continues to operate improperly, call Danby’s Toll Free Number 1-800-263-2629for assistance, or call one of our service depots listed in the enclosed “Authorized Service Depot” listing provided with this unit.

Difficulty

Possible Cause

Suggested Solution

Air conditioner will

No power to unit.

Check connection of power cord to

not operate.

 

power source.

 

 

Check fuse or circuit breaker.

 

 

 

Inefficient or no cooling.

Dirty air filter.

Clean or replace air filter.

 

Unit size inappropriate

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

Turn the unit off and wait 5 minutes before

 

changed too quickly, or

attempting to re-start.

 

compressor overload tripped.

 

Noisy unit.

Loose parts.

Tighten loose parts.

 

Inadequate support.

Provide additional support to unit.

Odors.

Formation of mold, mildew, or

Clean unit thoroughly.

 

algae on wet surfaces.

Place algaecide tablet in base pan.

 

 

 

Water dripping outside.

Hot and humid weather.

Condensation run-off is normal under these

 

 

conditions.

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 any 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.

 

 

 

NOTES: 1. If circuit breaker is tripped repeatedly, or fuse is blown more than once, contact a qualified technician.

2.When unit is installed using proper installation steps, unit is properly tipped towards the outdoors to allow for condensation run-off.

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Danby DAC9007EE manual Troubleshooting Guide, Difficulty Possible Cause Suggested Solution