TROUBLESHOOTING
Before calling for service, try the suggestions below to see whether you can solve your problem without outside help.
Air conditioner will not operateAir conditioner power supply cord trips (Reset button
pops out)
 Disturbances in your electrical current can trip (Reset
WARNINGbutton will pop out) the power supply cord. Press and
release RESET (listen for click; Reset button will latch and on
some devices, a green light will turn on) to resume operation.
 Electrical overloading, overheating, cord pinching or
aging can trip (Reset button will pop out) the power
supply cord. After correcting the problem, press and release
RESET (listen for click; Reset button will latch and on some
Electrical Shock Hazarddevices, a green light will turn on) to resume operation.
Plug into a grounded 3 prong outlet.NOTE: A damaged power supply cord must be replaced with a
new power supply cord obtained from the product manufacturer
Do not remove ground prong.and must not be repaired.
Do not use an adapter.
Air conditioner seems to run too much
Do not use an extension cord.
 The current air conditioner replaced an older model. The Failure to follow these instructions can result in death,
use of more efficient components may cause the air
fire, or electrical shock.
conditioner to run longer than an older model, but the total
energy consumption will be less. Newer air conditioners do
 The power supply cord is unplugged. Plug into a grounded not emit the ?blast? of cold air you may be accustomed to
3 prong outlet. See ?Electrical Requirements.?from older air conditioners, but this is not an indication of
 The power supply cord has tripped (Reset button has lesser cooling capacity or efficiency. Refer to the efficiency
rating (EER) and capacity rating (in Btu/h) marked on the air
popped out). Press and release RESET (listen for click; Reset conditioner.
button will latch and on some devices, a green light will turn
on) to resume operation. The air conditioner is in a heavily occupied room, or heat-
producing appliances are in use in the room. Use exhaust
 A household fuse has blown, or circuit breaker has
tripped. Replace the fuse or reset the circuit breaker. If the vent fans while cooking or bathing and try not to use heat-
producing appliances during the hottest part of the day. A
problem continues, call an electrician. See ?Electrical higher capacity air conditioner may be required, depending
Requirements.?on the size of the room being cooled.
 The Power button has not been pressed or the Mode
control knob is turned to Off. Press POWER or turn the Air conditioner cycles on and off too much or does not
Mode control knob to an active setting.
cool room in cooling mode
 The local power has failed. Wait for power to be restored.
 The air conditioner is not properly sized for your room.
Air conditioner blows fuses or trips circuit breakersCheck the cooling capabilities of your room air conditioner.
Room air conditioners are not designed to cool multiple
rooms.
 Too many appliances are being used on the same circuit.
Unplug or relocate appliances that share the same circuit. The filter is dirty or obstructed by debris. Clean the filter.
 Time-delay fuse or circuit breaker of the wrong capacity  The inside evaporator and outside condenser coils are
is being used. Replace with a time-delay fuse or circuit dirty or obstructed by debris. See ?Annual Maintenance.?
breaker of the correct capacity. See ?Electrical
 There is excessive heat or moisture (open container
Requirements.?cooking, showers, etc.) in the room. Use a fan to exhaust
 An extension cord is being used. Do not use an extension heat or moisture from the room. Try not to use heat-
cord with this or any other appliance.producing appliances during the hottest part of the day.
 You are trying to restart the air conditioner too soon after  The louvers are blocked. Install the air conditioner in a
turning off the air conditioner. Wait at least 3 minutes after location where the louvers are free from curtains, blinds,
turning off the air conditioner before trying to restart the air furniture, etc.
conditioner.
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