Air conditioner on and off too much, or does not cool/heat room in cooling/heating mode.
Check if ... | Then ... |
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FAN CONTROL is set to | Use POWER SAVER only when you are away from home or asleep, since the fan |
POWER SAVER (some | does not circulate the room air continuously. Use LOW COOL, HIGH COOL (some |
models). | models) or TURBO COOL for your best comfort. |
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The air conditioner is not | Check the cooling capabilities of your room air conditioner. Room air conditioners are |
properly sized for your room. | not designed to cool multiple rooms. Heating units are supplemental only. See |
| "Operating Your Air Conditioner." |
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The filter is dirty or | Clean the filter. See "Cleaning the air filter." |
obstructed by debris. |
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The inside evaporator and | Clean the inside evaporator and outside condenser coils. See "Caring for Your Air |
outside condenser coils are | Conditioner." |
dirty or obstructed by debris. |
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There is excessive heat or | Use a fan to exhaust heat or moisture from the room. Try not to use |
moisture (open container | appliances during the hottest part of the day. |
cooking, showers, etc.) |
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in the room. |
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The louvers are blocked. | Install the air conditioner in a location where the louvers are free from curtains, blinds, |
| furniture, etc. |
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The outside temperature is | Do not try to operate your air conditioner in the cooling mode when the outside |
below 65°F (18°C). | temperature is below 65°F (18°C). |
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The temperature of the room | Allow extra time for the air conditioner to cool off a very hot room. |
you are trying to cool |
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is extremely hot. |
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Windows or doors to the out- | Close all windows and doors. |
side are open. |
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The VENT Control is set to | Set the VENT Control to CLOSED for maximum cooling and/or heating. |
OPEN. |
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The THERMOSTAT Control is | Adjust the THERMOSTAT Control to a cooler setting by turning the knob clockwise. |
not at a cool enough setting. | Turn FAN CONTROL to TURBO COOL. |
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The air conditioner is | Install your air conditioner in a more shaded window. |
installed on the sunny |
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side of your house. |
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The air conditioner in the | The air conditioner is designed only as a supplementary source of heat. |
heating mode has insufficient |
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BTUs/hr for the heating |
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requirements of the room. |
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Water drips from cabinet into your house. | |
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Check if ... | Then ... |
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The air conditioner is not | Level the air conditioner to provide a downward slope toward the outside (1⁄2 bubble |
properly leveled. The air | on a carpenter’s level) to ensure proper drainage. See the Installation Instructions. |
conditioner should slope | Reposition or shim the cabinet as necessary. |
slightly downward toward |
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the outside. |
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