Fujitsu ABYF18LBT Service Manual - Page 18
Browse online or download pdf Service Manual for Air Conditioner Fujitsu ABYF18LBT. Fujitsu ABYF18LBT 36 pages. Floor console / under ceiling dual type
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ERROR CONTENTS
INDOOR UNIT
The lamps show the error contents.
: 0.5s ON/0.5s OFF (Flash)
Operation
lamp (Green)
2 times
2 times
2 times
2 times
3 times
3 times
3 times
3 times
3 times
3 times
3 times
4 times
5 times
5 times
5 times
5 times
5 times
5 times
6 times
7 times
7 times
7 times
7 times
7 times
8 times
8 times
2008.05.09
: OFF
Timer lamp
Filter lamp
(Orange)
(Red)
2 times
3 times
4 times
5 times
6 times
7 times
8 times
2 times
3 times
4 times
6 times
2 times
3 times
4 times
8 times
2 times
3 times
4 times
2 times
2 times
3 times
5 times
6 times
7 times
8 times
2 or 3 times
2 times
3 times
4 times
5 times
6 times
2 or 3 times
4 times
0.1 second flashing
Error contents
Serial reverse transfer error at starting up operation
Serial reverse transfer error during the operation
Serial forward transfer error at starting up operation
Serial forward transfer error during the operation
Communication error ( Main PCB
Communication error ( Display PCB
Wired remote control abnormal
Indoor room temperature sensor error
Indoor heat exchanger temperature sensor (middle) error
Indoor heat exchanger temperature sensor (inlet) error
Float switch operated
Outdoor discharge pipe temperature sensor error
Outdoor heat exchanger temperature sensor (outlet) error
Outdoor temperature sensor error
Compressor temperature sensor error
2-way valve temperature sensor error
3-way valve temperature sensor error
Outdoor heat exchanger temperature sensor (middle) error
Indoor manual auto switch abnormal
IPM protection
CT error
Compressor location error
Outdoor fan error
Connected indoor unit abnormal
Outdoor unit computer communication error
Indoor fan abnormal
Discharge temperature error
Exessive high pressure protection on cooling
4-way valve abnormal
Pressure switch abnormal
Compressor temperature error
Active filter abnormal
PFC circuit error
Model appreciation error
17
Operation lamp (Green)
Timer lamp (Orange)
Filter lamp (Red)
Display PCB )
Main PCB )