Vivax ACP-09CH25AELI Service Manual page 54

9.2.5 Open circuit or short circuit of temperature sensor diagnosis and solution
(E4/E5/F1/F2/F3)
Check the connections
between temperature
sensor and PCB. Are
the connections good?
Yes
Check the resistance value
of the sensor via table1
and table 2, is it normal?
No
Replace the sensor and
c h e c k i f t h e p r o b l e m
happen again?
No Correct the connections.
Yes Replace indoor or outdoor PCB.
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