SERVICE MANUAL
FAN MOTOR WORKS NORMALLY BUT THE COMPRESSOR DOES NOT OPERATE(FMI)
Check hardness
and continuity. Is the
relay compressor
coil (PR white cable)
power supplied ?
YES
Replace the relay
NO
Check if relay
YES
Is the thermostat
NO
Adjust thermostat
(PR)
contects are closed
in the right posi -
position
tion ?
YES
YES
Replace klixon (ORL)
YES
Check compressor
Is room tempera -
NO
The unit cannot
klixon contacts(ORL)
ture over 15 °C ?
operate below
Are they open ?
15 °C
NO
YES
Replace the
NO
Check the capaci -
Check the sensor
NO
Replace the
capacitor (C)
tor capacity (C)
continuity (TH)
sensor (TH)
on electronic
control (CE)
YES
terminal blocks
YES
Replace the
NO
Check the com -
Check electronic
compressor
pressor winding
control (CE)
continuity
OUTDOOR FAN(FMO) DOES NOT OPERATE.
Have 3 minutes time delay
Wait for about 3 minutes
already elapsed since "on"
NO
operation?
YES
Disconnect the unit from line
Remove causes stopping
and manually rotate the
NO
rotation.
propeller
YES
Check electrical connections
Replace outdoor fan motor
and winding continuity on
NO
(FMO)
outdoor fan(FMO).
YES
Is the voltage in coil relay (RC)
YES
Is the relay contact closed
NO
Replace relay(RC)
(RC) ?
NO
YES
Check electronic control (CE)
Check capacitor capacity.
NO
Replace capacitor
(FMO)
NO
Replace electronic control (CE)
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