Abnormal Operation Display - Fujitsu AB12 Service Manual

8-2-2 ABNORMAL OPERATION DISPLAY

Display type
Compressor1 error
Compressor2 error
Compressor3 error
Discharge temprature1 error
Discharge temprature2 error
Discharge temprature3 error
High-pressure error
Low-pressure error
Pump down error
Discharge temperature thermistor1 error
Discharge temperature thermistor2 error
Discharge temperature thermistor3 error
Heat exchange inlet thermistor1 error
Heat exchange inlet thermistor2 error
Heat exchange inlet thermistor3 error
Heat exchange outlet thermistor1 error
Heat exchange outlet thermistor2 error
Heat exchange outlet thermistor3 error
Suction thermistor error
Outdoor thermistor error
Discharge pressure sensor error
Liquid line pressure sensor error
Suction pressure sensor error
Oil sensor error
Oil recovery error
Reverse phase blocker error
Reverse phase blocker error
Power frequency faulty
Model data error
EEPROM access error
EEPROM deletion error
Outdoor unit circuit bord error 1
Outdoor unit circuit bord error 2
Outdoor unit circuit bord error 2
Communication error
Node setting error
Indoor unit error
Display method
Error display
ON
LED 1
OFF
ON
LED 2-6
OFF
LED 1 LED 2 LED 3 LED 4 LED 5 LED 6
: 0.1 sec ON / 0.1 sec OFF flashing
{
: 0.3 sec ON / 0.3 sec OFF flashing
: Flashing times
( )
0.1SEC
0.1SEC
0.3SEC
0.3SEC
– 89 –
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(1)
(2)
(3)
(4)
(7)
5SEC
(1)
(2)
(3)
(4)
(6)
(7)
(8)
(9)
(1)
0.1 SEC
ON/OFF
repeated