Fujitsu AB F18LAT Series Service Instruction page 33

2-1-2 OUTDOOR UNIT DISPLAY
1. ERROR DISPLAY
Discharge temperature
IPM error
CT error
Compressor rotor location cannot detect
Outdoor unit sensor error
(Discharge or Outdoor or Heat EX(In)(Out))
Outdoor unit fan motor error
Compressor temperature
PFC circuit error
2. ERROR DISPLAY METHOD
Outdoor LED Blink (1 to 16 times) 0.5sec ON / 0.5sec OFF blinking
0.5sec
ON
OFF
3. NORMAL OPERATION DISPLAY
Operation
Normal operation
Protected operation
Error contents
error
error
0.5sec 2sec
LED Blinking Pattern
5sec ON / 1sec OFF
LED Flashing Pattern
Continuously lighting
0.5sec ON / 0.5sec OFF
2sec ON / 2sec OFF
0.1sec ON / 2sec OFF
0.1sec ON / 0.1sec OFF
5sec ON / 5sec OFF
2sec ON / 5sec OFF
5sec ON / 2sec OFF
OFF
02-03
Trouble
shooting
9
14
15
16,28
5,7,8,24
17
25
21