Error Detection; Remote Control - Fujitsu AUYA45LCLU Service Manual

ER R OR D ETEC TION

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
If "CO" appears in the unit number display,
there is a remote control error.
Refer to the installation instruction sheet
included with the remote control.
2009.02.02
Error code
Ex. Self-diagnosis
Error
Error contents
code
01
13
Indoor signal error
26
27
00 Wired remote controller abnormal
02 Indoor room temperature sensor error
04 Indoor heat exchanger thermistor (middle) error
28 Indoor heat exchanger thermistor (inlet) error
09 Float switch operated
0c Outdoor discharge pipe temperature sensor error
06 Outdoor heat exchanger thermistor (outlet) error
0A Outdoor temperature sensor error
0E Heat sink thermistor (Inverter) error
15 Compressor temperature sensor error
1d 2-way valve temperature sensor error
1E 3-way valve temperature sensor error
29 Outdoor heat exchanger thermistor (middle) error
2d Heat sink thermistor (P.F.C.) error
20 Indoor manual auto switch abnormal
2A Power supply frequency detection error
17 IPM protection
18 CT error
1A Compressor location error
1b Outdoor fan error
1F Connected indoor unit abnormal
1c Outdoor unit computer communication error
2E Inverter error
Indoor fan abnormal
12
0F Discharge temperature error
24 Excessive high pressure protection on cooling
2c 4-way valve abnormal
16 Pressure switch abnormal, Pressure sensor abnormal
2b Compressor temperature error
2F Low pressure error
Active filter abnormal
19
25 P.F.C. circuit error
30 Refrigerant circuit address set-up error
31 Master unit, Slave unit set-up error
32 Connected the indoor number set-up error
P.F.C. PCB error
33
13