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Trouble shooting:
Indoor
E0
E1
E0: Room temperature sensor malfunction
Pull the sensor out of the mainboard
1) Measure the value of resistance
between its two jumpers
2) Measure the temperature at the room
temperature sensing head.
Check the specifications of the sensor
to decide whether the sensor is
damaged or not?
HWE24VCN
Possible Reasons
1) Room-temperature sensor is broken.
2) Indoor PCB is damaged.
1) Connection is bad.
2) Indoor PCB is damaged.
Firstly check whether
Terminal CN2 on the
mainboard contact well
or not?
Yes
No
No
The PCB is broken.
Replace with new PCB
18
A
b
n
r o
m
Pull out the terminals on
the mainboard and
reinsert them.
Yes
Replace with new
sensor.
Domestic Air Conditioner
y t i
D
a i
g
n
o
s
e
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