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Checks
SiBE04-101
120
Service Diagnosis
5.1.2
Installation Condition Check
Check No.2
5.1.3
Outdoor Fan System Check (2)
Check No.4
Installation condition check
Normal
Change the position of the air
discharge grille or the
installation location.
Change the position of the air
discharge grille or the
installation location.
Clean the heat exchanger.
Change the installation location
or direction.
Check the outside air
temperature (temperature of air
taken in by the outdoor unit).
(The outside air temperature
shall be 46˚C or lower.)
Check
the allowable
dimensions of the air suction
and discharge
area.
Is
the air flow
blocked by obstacles or
winds blowing in the
opposite direction?
(R1075)
Abnormal
YES
YES
YES
Does
the discharged
air from other outdoor
unit cause an increase of
the suction air
temperature?
NO
NO
NO
Is the heat exchanger
very dirty?
Check the
fan motor lead wire
connector for secure
connection.
Abnormal
YES
NO
YES
Is
resistance between
red and blue infinity?
Is the 15V voltage
between brown and blue
pins?
Does the outdoor
fan rotate?
The outdoor fan system is normal.
Check the outdoor fan system.
YES
NO
Normal
NO
Repair.
Replace the fan motor.
Replace the fan motor.
Replace the outdoor unit PCB.
(R1180)
SiBE04-101.book Page 120 Monday, October 15, 2001 3:08 PM