Solutions for problems
Error Codes
When the following problems occur, the indicators will flash as is shown here.
If the errors repeat, call the service team.
DISPLAY
PROBLEM
Room temperature sensor has failed.
Evaporator temperature sensor has failed.
Display panel communication has failed.
Bottom tray is full.
Troubleshooting table
PROBLEM
1. Wall plug disconnected. Push plug firmly into wall outlet.
Air conditioner will not
2. Plug Current Device Tripped. Press the RESET button.
operate.
3. House fuse blown or circuit breaker tripped. Replace fuse with time delay type or
reset circuit breaker.
4. Control is OFF. Turn Control ON and set to desired setting.
5. P1 appears in the display window. Drain water as described in Drainage Section.
6. Room Temperature lower than the set temperature (Cool Mode). Reset the
temperature.
7. Room Temperature higher than the set temperature (Heat Mode). Reset the
temperature.
8. Shut off in Heat mode. When the air outlet exceeds 70 °C (158 °F), the automatic
heat protection engages. Romove any blockages and let appliance cool down.
Air from unit does not
1. Room temperature below 16°C (60°F). Cooling may not occur until room
feel cold enough.
temperature rises above 16°C (60°F).
2. Reset to a lower temperature.
3. Compressor shut-off by changing modes. Wait approximately 3 minutes and listen
for compressor to restart when set in the COOL mode.
Air conditioner
1. Outdoor temperature below 16°C (60°F). To defrost the coil, set FAN ONLY mode.
cooling, but room is
2. Air filter may be dirty. Clean filter. Refer to Care and Cleaning section. To defrost,
too warm - ice
set to FAN ONLY mode.
forming on cooling
3. Temperature is set too low for night-time cooling. To defrost the coil, set to FAN
coil behind decorative
ONLY mode. Then, set temperature to a higher setting.
front.
4. Exhaust duct not connected or blocked. See EXHAUSTING HOT AIR Section.
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CHECK
Restart the machine until the symbol
disappears.
Restart the machine until the symbol
disappears.
Restart the machine until the symbol
disappears.
Carefully move the unit to a drain location,
remove the bottom drain plug and let the
water drain away. Restart the machine
SOLUTION
PROBLEM
Air conditioner
1. Dirty air filter - air restricted. Clean air filter. Refer to Care and Cleaning section.
cooling, but room is
2. Temperature is set too high. Set temperature to a lower setting.
too warm - NO ice
3. Air directional louvers positioned improperly. Position louvers for better air
forming on cooling
distribution.
coil behind decorative
4. Front of unit is blocked by drapes, blinds, furniture, etc. - restricts air distribution.
front.
Clear blockage in front of unit.
5. Doors, windows, registers, etc. open - cool air escapes. Close doors, windows,
registers, etc.
6. Unit recently turned on in hot room. Allow additional time to remove "stored heat"
from walls, ceiling, floor and furniture.
Air conditioner turns
1. Dirty air filter - air restricted. Clean air filter.
on and off rapidly.
2. Outside temperature extremely hot. Set FAN speed to a faster setting to bring air
through cooling coils more frequently.
Noise when unit is
1. Air movement sound. This is normal. If too loud, set to lower FAN setting.
cooling.
2. Vibraion from uneven floor. Move or support appliance correctly on even surface.
Room too cold.
1. Set temperature too low. lncrease set temperature.
Room Too Hot.
1. Set temperature too high. Lower setting.
SOLUTION
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