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10.3 Error Codes and Description indoor display
Indoor displaying panel code
Other
display
Indoor and
Outdoor
E7
E1
Indoor
Malfunction
E2
E4
E14
F12
F1
Outdoor
Malfunction
F22
F3
F19
F4
F21
F7
F6
F25
F11
F28
Code indication
indication
Only For 498 and
498A display
(Red/Green Time Run
□On ★Flash ■Off ,)
■ ■ ★
★ ■ ■
★ □ □
★ □ ★
■ □ ★
■ ★ ■
□ ★ ★
★ ★ ■
■ ★ ■
■ ★ □
■ ★ ■
□ □ ★
■ ★ ■
□ ★ ■
★ □ ■
■ ★ ■
■ ★ ■
Outdoor
fault description
(LED1
flash
times)
Communication
15
between
outdoor units
Room temperature sensor
--
failure
Heat-exchange
--
failure
--
Indoor EEPROM error
Indoor
fan
--
malfunction
1
Outdoor EEPROM error
2
The protection of IPM
Overcurrent
3
of
AC electricity
the outdoor model
Communication
4
between the IPM and
outdoor PCB
Power voltage is too high
6
or low
Overheat protection for
8
Discharge temperature
Defrost
10
sensor failure
Suction
11
sensor failure
Ambient
12
sensor failure
Discharge
13
sensor failure
deviate from the normal
18
for the compressor
Loop
of
19
detect error
27
Service diagnosis
Reference
Page
fault
indoor
and
Page .42
Page 31.
sensor
Page 31.
Page 32.
motor
Page 33
Page .32
Page .36
protection
for
Page .37
fault
Page.39
Page .40
Page .41
temperature
Page
31.
temperature
Page .3
1
temperature
Page .3
1
temperature
Page .3
1
Page .44
the station
Page .44
Domestic air conditioner
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