SPT SD-40E - Manual (Page 9)

8
TROUBLE SHOOTING
BEFORE COTACTING THE MANUFACTURER, PLEASE CHECK THE FOLLOWING
POSSIBILITIES.
PROBLEM CHECK
Unit fails to operate

Power is OFF

Power cord is unplugged or not securely fitted.

Water tank not placed properly

Water tank is full

Set humidity has been reached
Performance decreased

Blocked air filter

Room windows and doors are open

Obstacles in air outlet or inlet

Not enough time allowed to remove the moisture

Humidity setting may be set too high

Ambient temperature is too cold, below 41°F
Unit is noisy

Unstable setting of unit or floor surface is not level

Blocked filter
Frost appears on coils

This is normal. The dehumidifier has Auto-Defrost feature
Water on floor

Hose connection for continuous drainage is loose

Intend to use the bucket for water collection, but the back drain plug is
removed.
The following displays indicate an error or problem:
Display code Problem What to do
P1 Defrosting starts
Unit will automatically restart
after defrosting
P2 Water tank is full Empty the tank
E1
Humidity sensor is off or short-
circuit Turn off unit and contact
Sunpentown.
E2
Temperature sensor is off or
short-circuit Turn off unit and contact
Sunpentown.
If you still cannot solve the problem after trying the above, unplug unit and contact
Sunpentown Int’l Inc.