Fujitsu AOY18LMAK2, Service Manual

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ERROR CONTENTS
INDOOR UNIT
(1) Stop the air conditioner operation.
(2) Press the master control button and the fan control button si-
multaneously for 2 seconds or more to start the test run.
Test run display
(3) Press the start/stop button to stop the test run.
[SELF-DIAGNOSIS]
When the error indication "E:EE" is displayed, follow the following
items to perform the self-diagnosis. "E:EE" indicates an error has
occurred.
1. REMOTE CONTROLLER DISPLAY
(1) Stop the air conditioner operation.
(2) Press the set temperature buttons
simultaneously for 5
seconds or more to start the self-diagnosis.
Refer to the following tables for the description of each error
code.
SU MO TU WE TH FR SA
Unit number (usually 0)
Error code
EX. Self-diagnosis
(3) Press the set temperature buttons simultaneously for 5
seconds or more to stop the self-diagnosis.
Error code Error contents
Communication error
(indoor unit
remote controller)
Communication error
(outdoor unit
indoor unit)
Room temperature sensor open
Room temperature sensor short-circuited
Indoor heat exchanger temperature sensor open
Indoor heat exchanger temperature sensor short-
circuited
Outdoor heat exchanger temperature sensor
Power source connection error
Float switch operated
Outdoor temperature sensor
Discharge pipe temperature sensor
Model abnormal
Indoor fan abnormal
Outdoor signal abnormal
Outdoor EEPROM abnormal
Compressor temperature sensor
Pressure switch abnormal
IPM error
Compressor cannot operate
Outdoor fan abnormal
00
01
02
03
04
05
06
08
09
0A
0c
11
12
13
14
15
16
17
1A
1b
10 2005.06.09