Error Check Mode - Fujitsu AU A36LCLU Series Service Instruction

1-29-3 Error history mode
1-00. ERROR HISTORY MODE
In this mode, the history of abnormality that occurred in the past can be confirmed.
•
(Table : 20 Procedure for History Mode )
Procedure
During status display, press the MODE SWITCH 2 times.
1
(Status display : Outdoor unit is stopping and no error)
When the POWER / MODE LED blinking 2 times,
2
press the ENTER SWITCH.
Press the SELECT SWITCH and adjust to DISPLAY ITEM
3
(from L1 to L4) that you want to confirm. (Refer to Table : 17)
Press the ENTER SWITCH, Error code is displayed by
4
lighting LED. (Refer to Table : 21)
Selecting display items can be done by pressing
the SELECT SWITCH. (Return to Procedure 3)
5
When the EXIT SWITCH is pressed, this mode ends
and returns to the status display.
(Table : 21 Error Code)
Error Contents
Serial forward transfer error
Discharge thermistor error
Heat-exchange thermistor (outlet) error
External temperature thermistor error
Heat-exchange thermistor (intermediate) error
Discharge temperature protection
(permanent stoppage)
Compressor thermistor error
Heatsink thermistor (inverter) error
Pressure switch (sensor) error
Compressor temperature protection
(permanent stoppage)
Connection with indoor unit error

1-29-4 ERROR CHECK MODE

1-00. ERROR HISTORY MODE
In this mode, abnormality that is occurring now can be confirmed.
•
(Table : 23 Procedure for Error Check Mode )
Procedure
Check that the "ERROR" LED blinking (Hi-speed),
1
and then short press the ENTER SWITCH 1 time.
Error code is displayed by lighting LED.
2
(Refer to Table : 2
When the EXIT SWITCH is pressed, this mode ends
3
and returns to the status display.
Confirm Chapter 2 " TROUBLE SHOOTING" in detail.
: Light OFF
Operation
Power
Error
Mode
2
2
2
2
2
2
2
2
2
2
2
: Light OFF
Operation
1)
: Light ON : Blinking 2 : 2 Times Blinking
Power
Error L1
Mode
2
2
2
2 n
2
Error Contents
1
Current trip
(permanent stoppage)
Detection of compressor position error
2
(permanent stoppage)
Compressor start up error
3
(permanent stoppage)
4 Fan motor (1) error (permanent stoppage)
5
Fan motor (2) error (permanent stoppage)
6 Heatsink thermistor (P.F.C) error
7
Inverter error
8
P.F.C error
9
Low pressure abnormal
10
Indoor abnormality condition
11
: Light ON 2 : 2 Times Blinking
Power
Error L1
Mode
Blinking
Hi-speed
2 n
Blinking
Hi-speed
01-36
n : n Times Blinking
L2 L3 L4 L5 L6
1 ~ 22 : 1~ 22 Times Blinking
Power
Mode
2
2
2
2
2
2
2
2
2
2
n : n Times Blinking
L2 L3 L4 L5 L6
L7
Error
12
13
14
15
16
17
18
19
20
21
L7