Indoor Unit Display; Serial Communication Error; Remote Controller Communication Error; Indoor Unit Main Pcb Error - Fujitsu ASU 9RLF Service Instructions Manual

2-1-3 INDOOR UNIT DISPLAY

1. ERROR DISPLAY
Error contents

Serial communication error

Remote controller communication error

Indoor unit main PCB error

Manual auto switch error

Room temperature sensor error

Indoor unit Heat Ex. sensor error
Indoor unit fan motor error
Outdoor unit main PCB error
PFC circuit error
IPM error
Discharge thermistor error
Outdoor unit Heat Ex. sensor error
Outdoor thermistor error
Current sensor error
Trip detection
Compressor motor control error
Outdoor unit fan motor error
4-way valve error
Discharge temperature error
Operation lamp Timer lamp
(Green) (Orange)
1 times flash 1 times flash
2 times flash
1 times flash
3 times flash
2 times flash
3 times flash 5 times flash
4 times flash 1 times flash
4 times flash 2 times flash
5 times flash 1 times flash
6 times flash 2 times flash
6 times flash 4 times flash
6 times flash 5 times flash
7 times flash 1 times flash
7 times flash 3 times flash
7 times flash 4 times flash
8 times flash 4 times flash
9 times flash 4 times flash
9 times flash 5 times flash
9 times flash 7 times flash
9 times flash 9 times flash
10 times flash 1 times flash
02-03
Economy lamp Trouble
(Green) shooting
Continuous flash 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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