An Error Display; Indoor Unit - Fujitsu SPLIT TYPE AIR CONDITIONER Installation Manual

16. AN ERROR DISPLAY

1. INDOOR UNIT

Operation can be checked by lighting and flashing of
the display section OPERATION, TIMER and VERTICAL
SWING lamps.
Perform judgment in accordance with the following.
Fig. 49
VERTICAL SWING lamp (Orange)
TIMER lamp (Green)
OPERATION lamp (Red)
SWING SWING TIMER OPERATION
• Test running
When the air conditioner is run by pressing the remote
controller test run button, the OPERATION, TIMER and
VERTICAL SWING lamps flash slowly at the same time.
• Error
The OPERATION, TIMER and VERTICAL SWING
lamps operate as follows (Table 9) according to the
error contents.
Table 9
Error display
OPERATION TIMER VERTICAL
lamp lamp SWING lamp
Blinks
Blinks Goes off
Pulses
Blinks Goes off
4 times
Pulses
Blinks Goes off
6 times
Goes off
Pulses
Blinks
2 times
Blinks
Goes off
Pulses
Blinks
3 times
Blinks
Pulses
Blinks
Goes off
5 times
Pulses
Blinks
Goes off
2 times
Goes off
Pulses
Blinks
3 times
Blinks
Pulses
Goes off
Blinks
6 times
Goes off
Pulses
Blinks
5 times
Blinks
Pulses
Blinks Goes off
7 times
Goes off
Pulses
Blinks
4 times
Blinks
MANUAL
AUTO
Error contents
Model information abnormal
(permanent type)
Drain abnormal (permanent
type)
Indoor fan abnormal
Room air temperature
thermistor open circuited
Room air temperature
thermistor shortcircuited
Piping thermistor open
circuited
Piping thermistor short-
circuited
Serial communications
abnormal
Reverse phase wire
connection abnormal
Outdoor heat exchange
thermistor open circuited
Outdoor heat exchange
thermistor shortcircuited
High pressure abnormal
Outdoor discharge
thermistor open circuited
Outdoor discharge
thermistor shortcircuited
Discharge temperature
abnormal
Outdoor air temperature
thermistor open circuited
Outdoor air temperature
thermistor shortcircuited
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