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Occasionally, a problem may occur that 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 an authorized
service depot or Danby’s Toll Free Number for assistance:
1-800-26- (1-800-263-2629)
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 toward the outdoors to allow
for condensation run-off.
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTIONS
1) Air conditioner will not
operate.
• No power to the unit.
• Check connection of power cord to power
source.
• Check fuse or circuit breaker.
• Set SELECTOR SWITCH to position other
than “OFF”.
• The power cord “RESET” button must always
be pushed in (engaged) for correct operation.
2) Inefficient or no cooling.
• Dirty air filter.
• Unit size inappropriate for application.
• Blocked air flow.
• Power interruption, settings changed too
quickly, or compressor overload tripped.
• Clean/replace air filter.
• Check with dealer to determine proper unit
capacity for application.
• Remove obstruction from grill or outdoor
louvres.
• Turn the unit off and wait 5 minutes before
attempting to restart.
3) Noisy unit.
• Loose parts.
• Inadequate support.
• Tighten loose parts.
• Provide additional support to unit.
4) Odors.
• Formation of mold, mildew, or algae on
wet surfaces.
• Clean unit thoroughly.
• Place algaecide tablet in base pan.
5) Water dripping outside. • Hot and humid weather.
• Condensation run-off is normal under these
conditions.
6) Water dripping inside.
• 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 any adjustments.
7) Ice or frost build-up
• Low outside temperature.
• Unit air filter is dirty.
• When outdoor temperature is approximately
18.3°C (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.
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