Operating Your Air Conditioner; Starting Your Air Conditioner; Changing Air Direction; Saving Energy - Whirlpool Comfore-aire RA51K0 Use And Care Manual

Whirlpool room air conditioner installation instructions
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Operating Your Air Conditioner

Operating your air conditioner properly helps you to obtain the best possible results.
This section explains proper air conditioner operation.
• If you turn the air conditioner off, wait at least 3
minutes before turning it back on. This prevents the air
conditioner from blowing a fuse or tripping a circuit

Starting your air conditioner

Set the FAN CONTROL to the desired setting. When the air conditioner is operating at LOW
COOL, MED COOL (some models) or TURBO COOL, the fan circulates air continuously.
LOW COOL – for sleeping comfort
MED COOL (some models) – for normal cooling
TURBO COOL – for maximum cooling
When the FAN ONLY setting is selected, the fan will run continuously to move air, but the
air will not be cooled.
Turn the THERMOSTAT Control to a mid-setting. Adjust the air conditioner's performance
by turning the THERMOSTAT Control clockwise (
cooling, turn the THERMOSTAT Control counterclockwise (
setting that suits you best.

Changing air direction


Saving energy

There are many things you can do to help save energy.
• Improve your home's insulation. Seal doors and
windows. Close fireplace flue.
• Close blinds or drapes on the sunny side of your
house. Add awnings.
• Make sure drapes or furniture do not block airflow
from your air conditioner.
• Turn lights and appliances off when they are not

Normal operating sounds

When your air conditioner is operating normally, you may hear sounds such as:
• Droplets of water hitting the condenser, causing a
"pinging" or "clicking" sound. The water droplets
help cool the condenser.
• Air movement from the fan.
• Clicks from the thermostat cycle.
• Do not try to operate your air conditioner in the cooling
mode when outside temperature is below 65°F (18°C).
The inside evaporator coil will freeze up and the air
conditioner will not operate properly.
) for maximum cooling. For less
). Experiment and find the
The louvers in the top of the front panel
allow you to control the direction of the
cooled air. Use the tabs to direct the air
up, down, right, left, or straight ahead.
• Ventilate your attic. High temperatures in the attic
add to the air conditioner's cooling load.
• Try not to use heat-producing appliances during the
hottest part of the day.
• Keep heat registers and cool-air returns closed.
• Use exhaust vent fans while cooking, doing laundry,
or bathing.
• Vibrations or noise due to poor wall or window
• A high-pitched hum or pulsating noise caused by
the modern high-efficiency compressor cycling on
and off.


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