Error Display; Wired Remote Controller Display - Fujitsu ARU9RLF Service Instruction

2-1 ERROR DISPLAY

2-1-1 WIRED REMOTE CONTROLLER DISPLAY

1. SELF - DIAGNOSIS
When "Er" in Temperature Display is displayed, inspection of the air conditioning system is necessary.
Please consult authorized service personnel.
Unit number (usually 0)
SU MO TU WE TH FR SA
ex. Self-diagnosis check
Error Contents
Serial Communication Error
Wired Remote Controller
Communication Error
Indoor unit model information error
EEPROM access abnormal
Manual auto switch error
Indoor room thermistor error
Indoor heat Ex.(Pipe) thermistor error
Indoor unit fan motor error
Drain pump error
Indoor unit error
Outdoor unit main PCB error
PFC circuit error (9 / 12RLFC)
Active filter error (18RLFC)
IPM Error
Discharge thermistor error
Heat Ex. (Pipe) thermistor error
Outdoor thermistor error
Current sensor error
Error code
Error Trouble
shooting
Code
11 1-1,1-2
12 2
32 3
35 4
41 5
42 6
51 7
53 8
5U 1- 8
62 9
64 10
65 11
71 12
73 13
74 14
84 15
Error Contents
Over current error
Compressor control error
Outdoor unit fan motor error
4 Way valve error
Discharge temp. error
02-01
Error Trouble
shooting
Code
94 16
95 17
97 18
99 19
A1 20