- 8 -
flash
1flash
2 flash
3 flash
4 flash
5 flash
6 flash
7 flash
8 flash
9 flash
10 flash
flash
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Model abnormal or EEPROM abnormal
Power source connection error
Discharge temp. sensor error
Heat exchanger temp. sensor error
Outdoor temp. sensor error
Communication signal error
Indoor unit error
Discharge temp. abnormal
High pressure abnormal
Compressor temp. abnormal
Compressor temp. sensor error
No error. Protect operation
Dislighting
(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.
(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
(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
(indoor unit
outdoor 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
open
Outdoor heat exchanger temperature sensor
short-circuited
Power source connection error
Float switch operated
Outdoor temperature sensor open
Outdoor temperature sensor short-circuited
00
01
02
03
04
05
06
07
08
09
0A
0b
Discharge pipe temperature sensor or compressor
temperature sensor open
Discharge pipe temperature sensor or compressor
temperature sensor short-circuited
Outdoor high pressure abnormal
Discharge pipe temperature or compressor
temperature abnormal
Model abnormal
Indoor fan abnormal
Outdoor signal abnormal
Outdoor EEPROM abnormal
2. OUTDOOR UNIT LEDS
Heat & Cool model (reverse cycle) only
When a malfunction occurs in the out-
door unit, the LEDs on the circuit board
light to indicate the error. Refer to the
following table for the description of
each error according to the LEDs.
LED1
LED2
Error contents
When the fault is cleared, the LED lamp goes off.
However, for discharge pipe temperature abnormal and high pres-
sure abnormal, the LED lamp lights continuously for 24 hours, as
long as the power is not turned off.
Unit number (usually 0)
Error code
Test run display
0c
0d
0E
0F
11
12
13
14
LED2 LED1
LED layout
EX. Self-diagnosis
E R R O R C O N T E N T S
2005.07.29
Summary of Contents for AOY36FNAXT
Page 7: ...2005 07 29 6 C I R C U I T D I A G R A M Model ARY36FUAN Model AOY36FNAXT ...
Page 8: ...2005 07 29 7 Model ARY36UUAN Model AOY36UNAXT ...
Page 14: ...2005 07 29 111 56 108 110 41 150 40 67 139 138 164 13 ...
Page 15: ...2005 07 29 816 817 287 236 553 956 223 288 287 875 14 ...
Page 16: ...5 6 1 2 3 3 4 15 Models AOY36FNAXT AOY36UNAXT 2005 07 29 ...
Page 17: ...2005 07 29 19 16 15 14 7 9 11 8 9 8 10 13 16 Models AOY36FNAXT AOY36UNAXT ...
Page 18: ...2005 07 29 ...
Page 19: ...2005 07 29 ...
Page 20: ...35 37 33 37 39 30 36 38 32 31 34 40 19 Model AOY36FNAXT 2005 07 29 ...
Page 21: ...2005 07 29 35 37 33 37 30 36 38 32 31 42 20 Model AOY36UNAXT ...
Page 25: ...2005 07 29 March 2005 Printed in Japan 0503J2778 ...
