TROUBLESHOOTING TIPS
Problem
Possible Causes
Unit does not st art or
Power supply cord is not plugged into an
operate
out let .
Power supply cord has t ripped.
The Power button has not been pressed.
There is no power to t he elect rical out let .
A household fuse has blown or a circuit
breaker has t ripped.
The cont rol was programmed for a Time
Delay.
The batteries in t he remote cont rol are dead.
The internal water t ank is full.
NOTE: The air condit ioner automat ically
turns off, and t he Water Full indicator
illuminates to alert you of t his condit ion.
Remote cont rol is not
Batteries are dead.
working
Batteries are inst alled incorrect ly.
Air condit ioner is
The room temperature is hot .
working but t he room
NOTE: On ext remely hot and humid days,t he
is not cooling.
air condit ioner will t ake longer to cool t he
room.
The cont rol is set incorrect ly to Fan or DRY
mode.
Airflow is rest ricted.
Temperature set too high.
Air filters are dirty or rest ricted.
Air condit ioner inst alled incorrect ly
Doors and windows are open.
Error Codes
Error Codes Meaning
E1
Abnormal sense of coil pipe sensor
E2
Abnormal sense of room temperat ure sensor
E4
Ant i- frozen protect ion
FL
Full water
14
Solut ion
Plug t he power cord into a grounded 3 prong
out let .
Press and release t he RESET button on t he power
supply cord.
Press t he Power button on t he Cont rol Panel or
Remote Cont rol to turn ON t he air condit ioner.
Plug a working lamp into t he out let to check for
power.
Replace t he fuse or reset t he circuit breaker.
Cancel t he Time Delay. See "Cont rol Panel."
Replace t he batteries.
Empty t he water t ank. See "Air Condit ioner
Care."
Replace t he batteries.
Make sure t he batteries are inserted in t he
correct posit ion.
Allow t ime for t he room to cool when you first
turn on t he unit .
Make sure t he air condit ioner has an adequate
BTU rat ing for t he size of t he room being cooled.
Set t he Mode to Cool and t he Fan Speed to High.
Remove any obst acles to t he airflow and redirect
airflow for uniform cooling.
Lower t he set temperature.
Clean t he air filter. See "Air Condit ioner Care."
Check t he exhaust hose and window panel for
proper inst allat ion.
Close t he doors and windows to t he room being
cooled to prevent cooled air from escaping.
49- 5000467 Rev. 1