LCAC R32 Series
106
Service manual
4.4.6 F1, F2, F3 Malfunction
Judge 1: Outdoor condenser temp. sensor (T3) is malfunctioning
Error displayed
No
No
Replace condenser temp. sensor (T3)
Is the wiring of the condenser temp.
sensor (T3) not connected properly?
Is the resistance of condenser temp.
sensor (T3) wrong according to
Appendix
1?
Yes
Reconnect the condenser
temp. sensor (T3)
Yes
Judge 2: Outdoor ambient temp. sensor (T4) is malfunctioning
No
Replace the outdoor ambient
temperature sensor (T4)
Is the wiring of the outdoor ambient
temperature sensor (T4) not
connected properly
Is the resistance of the outdoor
ambient temperature sensor (T4)
wrong according to
Appendix
1?
Yes
Reconnect the wiring
Yes
Judge 3: Compressor discharge temp. sensor (T5) is malfunctioning
No
Replace the compressor
discharge temperature sensor
(T5)
Is the wiring of the compressor
discharge temperature sensor (T5)
disconnected?
Is the resistance of compressor
discharge temp. sensor (T5) wrong
according to
Appendix
2?
Yes
Reconnect the wiring
Yes
No
Replace outdoor main PCB
No
F1
F2
F3
PART 6. TROUBLESHOOTING
Содержание J100Wi
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