Haier 2HUM18HC03/R2 - Error Codes and Description Indoor Display

smargaidgniriWMS-)BD(2R/30CH81MUH2
49
Domestic air conditioner
7.3.Error Codes and Description indoor display
Code indication
Description
Reference
Page
indoor
Outdoor
(LED1 flash
times)
Indoorand Outdoor
E7 15
Communication fault between indoor and
outdoor units
Page .60
Indoor Malfunction
E1 Room temperature sensor failure Page .50
E2 Heat-exchange sensor failure Page .50
15. egaP rorre MORPEE roodnI 4E
E14 Indoor fan motor malfunction Page .52
Outdoor
Malfunction
F12
15. egaP rorre MORPEE roodtuO 1
F1
2
45. egaP MPI fo noitcetorp ehT
F22
3 Overcurrent protection of AC electricity
for the outdoor model
Page .55
F3
4
Communication fault between the IPM and
outdoor PCB
Page 56
F19
6 Power voltage is too high or low Page .57
F4
8 Overheat protection for exhaust temperature Page .58
F21
10 Frost-removing temperature sensor failure Page .50
F6
12 Ambient temperature sensor failure Page .50
F25
13 Exhaust temperature sensor failure Page .50
F11
18 deviate from the normal for the compressor Page .61
F28
19 Loop of the station detect error Page .61
F2
24 Overcurrent of the compressor Page .55
F23
25
Overcurrent protection for single-phase of the
compressor
Page .55