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Before Calling Service
The following is a list of problems that are sometimes encountered when using a room air conditioner. Possible cause and
suggested remedies are given for each problem.
If the problem cannot be fixed using the suggested remedies, see WHEN SERVICE IS REQUIRED section.
PROBLEM POSSIBLE CAUSE SUGGESTED REMEDY
UNIT WILL NOT RUN
No power to unit
Push reset button on power cord.
Set Fan Control to position other than OFF.
Make sure plug is firmly seated in outlet.
Check for blown fuses, tripped circuit breakers.
LITTLE OR NO COOLING
LITTLE OR NO HEATING
(fan and compressor run)
Fresh air/exhaust damper open
Obstructed indoor or outdoor airflow
Dirty air filters
Unit undersized for application
Set vent to CLOSED.
Remove obstruction from indoor grille or outdoor louvers.
Dirty air filter. Clean or replace, as needed.
Check with dealer to determine proper capacity unit for application.
LITTLE OR NO COOLING
LITTLE OR NO HEATING
(only fan runs)
Temperature Control not set properly
For cooling, turn Temperature Control to cooler setting.
For heating, turn Temperature Control to warmer setting.
NOISY UNIT
Loose front on mounting assembly
Weak building construction
Water hitting fan blade
Unit oversized for application:
compressor cycles on and off frequently
Tighten any loose parts.
Provide additional support for unit.
Normal in high humidity. Stop noise by removing drain plug or adding
condensate drain cup.
Check with dealer to determine proper capacity unit for application.
MOUNTING SUPPORT NOT
INSTALLED
Storm window frame installed in window
Some models require removal of storm window frame before
installation.
FROST ON INDOOR COIL
Dirty air filter
Normal for low outdoor temperatures
Clean air filter by vacuuming or washing with water and mild soap.
Turning Temperature Control to warmer setting reduces occurrence and
duration of frost.
FROST ON OUTDOOR COIL
(heat pump models only)
Normal for outdoor temperatures at or
below 45°F
Call for service only if unit does not heat room and you have
checked all problems and remedies listed under LITTLE OR NO
HEATING.
ODORS IN COOLING
Mold, mildew, or algae formation on wet
Surfaces
To reduce algae growth, use algaecide tablet in base pan; remove
drain plug; add condensate drain cup and hose. Thoroughly clean unit.
ODORS IN HEATING
Normal for first time electric heater is
used each season
Caused by dust accumulation during unused months.
Odor dissipates quickly with heater use.
When Service Is Required
Your room air conditioner dealer can give you the name of your nearest Authorized Service Center. Help them give you
prompt service by providing:
• An accurate description of problem.
• Complete model, serial, and manufacturing (P) numbers from serial plate.
• Proof of purchase (sales receipt) upon request.
Repair by unauthorized servicer that results in subsequent failure of unit voids warranty. Warranty details are contained
in warranty certificate enclosed with unit.
Keep accurate records of service calls, including what was done, servicer’s name, and date of service.
Any Questions?
Most questions can be answered by your local Soleus Air brand dealer. If you have other matters that cannot be resolved
locally, or you need additional information regarding other heating and cooling products offered by us - please call:
CONSUMER INFORMATION LINE
1-888-8-SOLEUS
(Technical Support and Warranty Service)
To reduce the risk of electric shock, personal injury, or death, turn the fan control to the
off position and remove the unit plug from the wall outlet before doing any inspection
or maintenance work.