SERVICE MANUAL
ELECTRICAL CIRCUIT INTERRUPTED 3 MINUTES AFTER "ON" BUTTON IS
PRESSED.
COOLING
OPERATION
Check if compressor relay
NO
Rebuild the
connections are
connections.
insulated.
YES
Check if compressor relay
YES
Replace the
works. Is it in short
compressor relay
circuit ?
(PR)
NO
Check if compressor
winding are short
circuited.
YES
Replace the
NO
(FMO) Check if
compressor(CM)
outdoor fan motor
works
FAN MOTOR (FMI)DOES NOT WORK WHILE "ON" BUTTON IS PRESSED
Disconnect the unit from line. Check if the fan motor is well
fitted and if the blades can rotate
YES
NO
NO
Check hardness and
Fit the fan motor
Remove obstruction
various continuities
properly or replace
or replace fan motor
YES
it
assembly
Check the capacitor
NO
Replace the capacitor
capacity (C)
YES
Check the fan motor
INTERRUPTED
Replace the fan motor
windings (FMI).
assembly
YES
Replace the electronic
control (CE)
10
