Kaysun Zen On 2014 Service Manual - page 92
of
116
Troubleshooting
86
Electrical Control
b. Open or short circuit of temperature sensor
(
(
(
(
E2
,
,
,
,
E3, E4
)
)
)
)
Check the connections
between temperature
sensor and PCB. Are
the connections good?
Correct the connections.
No
Yes
Yes
Replace indoor or outdoor PCB.
Replace the sensor
Check the resistance value
of the sensor via Appendix 1
Is it normal?
No