Error Code Table (Outdoor Unit) - Fujitsu ASUH18LMAS Service Manual

1-4. Error code table (Outdoor unit)

The operation status is determined by the lighting up and blinking of the LED lamp.
After check that ERROR LED lamp blinks, press the ENTER button once.
NOTE: For the positions of LED lamp and buttons, refer to "Function settings (for outdoor unit)" in
Chapter 5. FIELD →ORK.
Error contents
E: 11.↓. Serial communication error
(Serial forward transfer error) (Indoor
unit)
(Occurs immediately after starting
operation)
E: 11.↓. Serial communication error
(Serial forward transfer error) (Indoor
unit)
(Occurs during operation)
E: 12.↓. →ired remote controller
communication error (Indoor unit)
E: 18.↓. External communication error
(Indoor unit)
E: 23.↓. Combination error (Outdoor
unit)
E: 26.↓. Address setting error in wired
remote controller (Indoor unit)
E: 29.↓. Connected unit number error
(Indoor unit)
E: 32.↓. Indoor unit main PCB error
(Indoor unit)
E: 35.↓. MANUAL AUTO button error
(Indoor unit)
E: 3A.↓. Indoor unit communication
circuit error (Indoor unit)
E: 41.↓. Room temperature sensor
error (Indoor unit)
E: 42.↓. Indoor unit heat exchanger
sensor error (Indoor unit)
E: 51.↓. Indoor unit fan motor error
(Indoor unit)
E: 62.↓. Outdoor unit main PCB error
(Outdoor unit)
E: 63.↓. Inverter error (Outdoor unit)
E: 65.↓. Trip terminal L error (Outdoor
unit)
E: 71.↓. Discharge thermistor error
(Outdoor unit)
E: 73.↓. Heat exchanger (Middle/Outlet)
temperature thermistor error (Outdoor
unit)
E: 74.↓. Outdoor temperature
thermistor error (Outdoor unit)
E: 77.↓. Heat sink thermistor error
(Outdoor unit)
E: 84.↓. Current sensor error (Outdoor
unit)
E: 86.↓. High pressure switch error
(Outdoor unit)
1-4. Error code table (Outdoor unit)
PUMP
POWER/
DOWN
ERROR
MODE
L1
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
■ ● ■
2
- (03-4) -
LOW NOISE
L2 L3 L4
■ ○ ○
1 1
■ ○ ●
1 1
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
5 15
■ ○ ○
6 2
■ ○ ○
6 3
■ ○ ○
6 5
■ ○ ○
7 1
■ ○ ○
7 3
■ ○ ○
7 4
■ ○ ○
7 7
■ ○ ○
8 4
■ ○ ●
8 6
PEAK CUT
L5 L6
● ●
○ ○
○ ●
○ ●
○ ●
○ ●
○ ●
○ ●
○ ●
○ ●
○ ●
○ ●
○ ●
○ ●
○ ●
● ●
○ ●
● ○
○ ●
○ ●
○ ●
● ○
1. Error code