Error Contents; Remote Control - Fujitsu ARHF09LALU Service Manual

ERROR CONTENTS

REMOTE CONTROL

Troubleshooting at the remote control LCD
This is possible only on the wired remote control.
SELF-DIAGNOSIS
If an error occurs, the following display will be
shown.
("EE" will appear in the set room temperature
display.)
Unit number
SU MO TU WE TH FR SA
2008.04.21
Error code
Ex. Self-diagnosis
Code Error contents
01
13
Indoor signal error
26
27
Wired remote controller abnormal
00
Indoor room temperature sensor error
02
Indoor heat exchanger temperature sensor (middle) error
04
Indoor heat exchanger temperature sensor (inlet) error
28
Float switch operated
09
Outdoor discharge pipe temperature sensor error
0C
Outdoor heat exchanger temperature sensor (outlet) error
06
Outdoor temperature sensor error
0A
Compressor temperature sensor error
15
2-way valve temperature sensor error
1d
1E 3-way valve temperature sensor error
Outdoor heat exchanger temperature sensor (middle) error
29
Indoor manual auto switch abnormal
20
Power supply frequency detection error
2A
IPM protection
17
CT error
18
Compressor location error
1A
Outdoor fan error
1b
Connected indoor unit abnormal
1F
1c Outdoor unit computer communication error
Indoor fan abnormal
12
Discharge temperature error
0F
Exessive high pressure protection on cooling
24
4-way valve abnormal
2c
16 Pressure switch abnormal
Compressor temperature error
2b
Active filter abnormal
19
PFC circuit error
25
If "CO" appears in the unit number display,
there is a remote control error.
Unit Error
Content
number code
CO 1d Incompatible indoor unit is connected
CO 1c Communication error between indoor unit and remote control
13