Heiko JZ050-C1, Руководство по обслуживанию

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Service diagnosis
30
Domestic air conditioner
10.3 Error Codes and Description indoor display
Code indication
fault description
Reference
Page
Indoor displaying panel code
indication
Outdoor
(LED1
flash
times)
Other
display
Only For 498 and
498A display
(Red/Green Time Run
□O n ★Fl ash ■O ff
,)
Indoor and
Outdoor E7
■ ■ ★
15
Communication fault
between indoor and
outdoor units
Page .42
Indoor
Malfunction
E1
★ ■ ■
--
Room temperature sensor
failure
Page 31.
E2
★ □ □
--
Heat-exchange sensor
failure
Page 31.
E4
★ □ ★
-- Indoor EEPROM error Page 32.
E14
■ □ ★
--
Indoor fan motor
malfunction
Page 33
Outdoor
Malfunction
F12
■ ★ ■
1 Outdoor EEPROM error Page .32
F1
□ ★ ★
2 The protection of IPM Page .36
F22
★ ★ ■
3
Overcurrent protection
of AC electricity for
the outdoor model
Page .37
F3
■ ★ ■
●
4
Communication fault
between the IPM and
outdoor PCB
Page.39
F19
■ ★ □
6
Power voltage is too high
or low
Page .40
F
●
4
■ ★ ■
8
Overheat protection for
Discharge temperature
Page .41
F21
□ □ ★
10
Defrost temperature
sensor failure
Page
31.
F7
■ ★ ■
11
Suction temperature
sensor failure
Page .3
1
F6
□ ★ ■
●
12
Ambient temperature
sensor failure
Page .3
1
F25
★ □ ■
13
Discharge temperature
sensor failure
Page .3
1
F11
■ ★ ■
18
deviate from the normal
for the compressor
Page .44
F2
●
8
■ ★ ■
19
Loop of the station
detect error
Page .44
F2
■ ★ □
●
24
Overcurrent of the
compressor
Page .37
F23
■ ★ □
25
Overcurrent protection for
single-phase of the
compressor
Page .43