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InRoom SC 60 Hz User Manual22
Troubleshooting
Problem Solution
Unit does not run Tripped overcurrent protector: Reset the overcurrent
protector.
If you are attempting to run the cooling unit from the
remote control, check that the batteries in the remote
control are good.
Check that the unit is properly plugged into the power
outlet.
The unit stops running
during operation.
Check that the set temperature is lower than the room
temperature.
The unit runs but does not
cool.
Check that the room is closed (no doors or windows
open).
Check that no heating appliance is working nearby.
Check and clean the air filter if necessary.
Check that the air inlet or outlet is not blocked.
Check that the set temperature is not too high.
The unit does not run and
the Water Full indicator
light is on.
Drain the water at the drain pipe on the rear panel.
If the unit still will not work contact APC technical
assistance.
Error message E5 The power supply is unstable.
Unplug the cooling unit for 10 minutes. If the error still
exists, call maintenance or the power company to
stabilize the utility power.
Error message H8 The condensate drain pan is full. Empty the drain pan.
Call APC customer support if the error message is still
displayed after the drain pan is empty.
The unit is running in Dry
mode but produces no cool
air.
The evaporator is defrosting. The unit will resume
cooling when the defrosting operation is complete.
The unit is running in Cool
mode but produces no cool
air.
The evaporator is defrosting. The unit will resume
cooling when the defrosting operation is complete.
The displays shows the
Timer hours isn’t
operating.
The Timer is not set to ON. Cancel the operation and
reset the Timer hours.