6-7 AIR CONDITIONER OPERATES, BUT ABNORMALITIES ARE OBSERVED.
1-POOR COOLING OR HEATING
Does the indoor unit
receive the signal?
Check the remote
controller settings.
See maintenance
5-21
NO
Receiver
assy may be
defective
PCB assy
may be
defective
YES
Clean the air filters
Check the air filters.
Are they clogged?
YES
NO
Check the expansion
valve coil. Is it rightly
connected and the
resistance value correct?
Replace the
expansion
valve coil
NO
There is the
possibilty of gas
shortage
YES
Is the remote controller
directly under the airflow
of the unit?
NO
Change the
position of the
remote controller
YES
Is the fan motor set in
low speed?
Set fan speed in
medium or high
speed
YES
NO
Try with
another
remote
controller
31
Содержание 38.7104.050
Страница 9: ...2 DIMENSIONAL DATA MRAF98R5IAA MRAF128R5IAA 9...
Страница 12: ...4 ELECTRICAL DATA 4 1 Electric Wiring Diagrams MRAF98R5IAA MRAF128R5IAA 12...
Страница 27: ...6 3 SYSTEM DOES NOT RUN 27...
Страница 29: ...6 4 OUTDOOR UNIT DOES NOT RUN AND NO FAULT IS DISPLAIED 6 5 ONLY OUTDOOR UNIT IS OFF 29...
Страница 30: ...6 6 OUTDOOR UNIT FAULT SIGNALING 30...
Страница 32: ...32...
Страница 33: ...6 8 NOISY PROBLEM 33...
Страница 34: ...7 CHECKING ELETRICAL COMPONENTS 7 1 34...
Страница 35: ...7 2 35...
