Table of Contents
Advertisement
7.2 Error Codes and Description indoor display
Indoor Malfunction
The code indication that is listed above is the main fault
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or else parts damage may be
occurred.
E1: Room temperature sensor failure
E2: Heat-exchange sensor failure
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 value of the
sensor to see whether the
sensor is damaged or not?
The indoor PCB is broken, replace with new indoor PCB
HSU09/12XCK-SM
Code indication
indoor
E1
E
2
E
4
E
1
4
NO
Description
Room temperature sensor failure
H
e
t a
e -
c x
h
a
n
g
e
s
e
n
s
r o
a f
u l i
n I
d
o
r o
E
E
P
R
O
M
e
r r
r o
n I
d
o
r o
a f
n
m
t o
r o
m
l a
u f
n
t c
CN6
CN6
YES
Sensor is broken,replace it with new sensor
30
Codes and Description
Reference
e r
o i
n
DomesticAirConditioner
Page
30
30
31
31
Hide quick links:
Advertisement
Table of Contents
