Fujitsu ABYA36LAT Manuale di servizio - Pagina 14

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ERROR CO N TE NTS
INDOOR UNIT
(Troubleshooting with the indoor display)
Troubleshooting at the display is possible either on the wired or wireless
remote control.
The OPERATION, TIMER and FILTER lamp operate as follows table ac-
cording to the error contents.

Error contents

Indoor signal error
Wired remote controller abnormal
Indoor room temperature sensor error
Indoor heat exchanger temperature
sensor (middle) error
Indoor heat exchanger temperature
sensor (inlet) error
Float switch operated
Outdoor discharge pipe temperature
sensor error
Outdoor heat exchanger temperature
sensor (outlet) error
Outdoor temperature sensor error
Heatsink thermistor error
Compressor temperature sensor error
2-way valve temperature sensor error
3-way valve temperature sensor error
Outdoor heat exchanger temperature
sensor (middle) error
Indoor manual auto switch abnormal
Power supply frequency detection
error
IPM protection
CT error
Compressor location error
Outdoor fan error
Connected indoor unit abnormal
Outdoor unit computer communication
error
Indoor fan abnormal
Discharge temperature error
Excessive high pressure protection on
cooling
4-way valve abnormal
Pressure switch abnormal
Compressor temperature error
Active filter abnormal
PFC circuit error
: 0.5s ON/0.5s OFF (Flash)
2007.10.26
FILTER lamp (Orange)
TIMER lamp (Green)
OPERATION lamp (Red)
OPERATION
TIMER lamp
FILTER lamp
lamp (RED)
(GREEN)
(ORANGE)
(8 times)
(2 times)
(2 times)
(2 times)
(3 times)
(2 times)
(4 times)
(2 times)
(6 times)
(3 times)
(2 times)
(3 times)
(3 times)
(3 times)
(4 times)
(3 times)
(7 times)
(3 times)
(8 times)
(3 times)
(2 times)
(3 times)
(3 times)
(3 times)
(4 times)
(4 times)
(2 times)
(4 times)
(4 times)
(5 times)
(2 times)
(5 times)
(3 times)
(5 times)
(5 times)
(5 times)
(6 times)
(5 times)
(7 times)
(5 times)
(8 times)
(6 times)
(2 or 3 times)
(7 times)
(2 times)
(7 times)
(3 times)
(7 times)
(4 times)
(7 times)
(5 times)
(7 times)
(6 times)
(8 times)
(2 or 3 times)
(8 times)
(4 times)
: OFF
www.enindel.com
OUTDOOR UNIT LEDS
Make a TEST RUN in accordance with the
installation instruction sheet for the indoor unit.
When a malfunction occurs in the outdoor unit,
the LED on the circuit board lights to indicate the error.
Refer to the following table for the description of each
error according to the LED.
Error contents
LED
Communication error
1 flash
(Indoor unit - Outdoor unit)
2 flash
Discharg pipe temperature sensor
3 flash
Outdoor heat exchanger temperature (outlet) sensor
4 flash
Outdoor temperature sensor
5 flash
Outdoor heat exchanger temperature (mid) sensor
6 flash
Discharge pipe temperature abnormal
7 flash
Compressor temperature sensor
8 flash
Heat sink temperature sensor
9 flash
Pressure switch abnormal
10 flash
Compressor temperature abnormal
12 flash
IPM error
13 flash
Compressor rotor position cannot detect
14 flash
Compressor cannot operate
15 flash
Outdoor fan abnormal (upper fan)
16 flash
Outdoor fan abnormal (lower fan)
5 sec. on/
Protect operation
1 sec. off
repeat
1 sec. on/
Pump down operation
1 sec. off
repeat
off
No error
13