Filter Information
The !lter in your Friedrich removes dust, pollen and other impurities from the air as they are drawn through the unit. The !lter is permanent and reusable, and has a germicidal treatment which is not affected by washing.
A clogged, dirty !lter reduces the air "ow through the unit and reduces its ef!ciency. You should check the !lter every seven to ten days, depending on the amount your unit is used. Clean the !lter regularly.
FILTER RETAINER CLIPS
The 
lter can be removed for cleaning by opening the front of
the unit and releasing the 
lter from its retaining clips.
Maintenance Checklist
Won’t Cool
If the unit operates, but doesn’t cool, check to see that the con- trols are properly set. Inspect the !lter and clean it thoroughly, if needed. Check to see if the chassis seal gasket is installed (refer to installation instructions).
coil should ice over while cooling, set the thermostat to the warm- est position until the ice on the coil is gone. Setting the thermostat to a slightly warmer position will probably keep ice from forming on the coil. A dirty !lter will contribute to icing.
Won’t Run
If the unit does not operate at all, check that the power supply connections are tight. Check for blown fuses or tripped circuit breakers. Replace blown fuses with the proper size
Cleaning
The front grille of your Friedrich, as well as the complete cabi- net may be cleaned with warm water and a mild detergent. The coils and base pan should be cleaned periodically for the most ef!cient operation. We suggest you call your Friedrich dealer for this service.
Inside Coil Freezes Up | Lubrication |
Your Friedrich Hazardgard is designed not to freeze with outdoor temperatures as low as 45°F (7°C). Freezing should only occur when the outside air is damp and below 45°F (7°C). If the indoor
Fan motors are factory lubricated and sealed. No lubrication is required.
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