Fujitsu Super High Power Series Design & Technical Manual page 49

• Outdoor unit:
To access the electronic board, the front (right-side) facing from outdoor unit must be re-
moved. Faults are coded by LED flashes.
Switches and LED location on the outdoor unit
When an error occurs:
– Check that the LED of ERROR blinks, and then press shortly the switch of ENTER.
– The LED of POWER MODE will blink twice and LED of ERROR will blink several time. For
details, refer to the table below.
LED display
1 Flash
2 Flashes
3 Flashes
4 Flashes
6 Flashes
7 Flashes
8 Flashes
9 Flashes
10 Flashes
11 Flashes
12 Flashes
13 Flashes
14 Flashes*
15 Flashes
16 Flashes
17 Flashes
18 Flashes
20 Flashes
23 Flashes
24 Flashes
*: 3-phase outdoor unit only
LED display and button
Serial forward transfer error
Discharge thermistor error
Pressure sensor error
Heat-exchange thermistor (outlet) error
Expansion valve thermistor error
Outdoor temperature thermistor error
Compressor thermistor error
Heat sink thermistor error
—
Discharge temperature protection (permanent stoppage)
Compressor temperature protection (permanent stoppage)
Current trip (permanent stoppage)
Detection of compressor position error (permanent stoppage)
Compressor start up error (permanent stoppage)
Fan motor (1) error (permanent stoppage)
Fan motor (2) error (permanent stoppage)
Inverter error
Low pressure abnormal
Discharge pressure sensor error
Suction pressure sensor error
- (03-5) -
LED display
LED display
part
SW107 SW108 SW109 SW112 SW110
Switch
Error contents
1. User interface and remote controller (Optional parts)
Button part