Wall plug is disconnected.
Insert plug firmly into proper wall outlet.
House fuse blown or circuit breaker
tripped.
Replace fuse with time delay type or reset circuit
breaker.
Press the RESET button on the power cord. If power
cord is damaged replace power cord.
Turn unit ON and set to desired setting.
Ribbon cable to control panel is
disconnected.
Remove outer shell and reconnect cable.
Loose or disconnected wiring on
main PCB.
Remove outer shell. Check all connections to the
PCB and reconnect any loose or disconnected leads.
Condensate water tray is full and/or
water light is on.
Drain condensate water. Make sure water level
switch is operating correctly and not stuck in “full”
position or being interfered with.
Unit does not blow
cold air.
Room temperature is below
61ºF(16ºC.)
Cooling will not occur until room temperature rises
above 61ºF(16ºC.)
Unit is not in cooling mode.
Set the unit to cooling mode – blue light is on.
Set temperature is too high.
Set to a Lower temperature.
Exhaust air duct is installed
incorrectly or blocked.
Connect exhaust duct so if functions correctly. Clear
blockage.
Find leak and repair. Recharge with refrigerant.
The unit needs to defrost and will resume normal
operation after it is finished.
Unit blows cold air
but does not lower
room temperature.
Fan speed is set too low.
Increase fan speed to improve air flow.
Exhaust air duct is not installed, is
installed incorrectly or blocked.
Connect exhaust duct so if functions correctly. Clear
blockage.
Reduce room size, add another unit or larger unit.
Close all open windows and doors.
Ambient temperature is too high.
The unit may not work if the room temperature is
above 90°F.
Room has too many heat sources.
Remove or shut off additional heat sources. Close
curtains or blinds to minimize the amount of direct
sunlight entering the room.
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General
Weight and Dimensions
