Fujitsu ABY45LBAG, Service Manual

ERROR CONTENTS

(Indoor unit)

Indoor EEPROM abnormal

Outdoor EEPROM abnormal

Indoor room temperature sensor open

Indoor room temperature sensor short-circuited

Indoor heat exchanger temperature sensor open

Indoor heat exchanger temperature sensor short-circuited

Float switch operated

Indoor signal abnormal

Outdoor signal abnormal

Indoor fan abnormal

Outdoor power source connection abnormal

Outdoor heat exchanger temperature sensor open

Outdoor heat exchanger temperature sensor short-circuited

Outdoor temperature sensor open

Outdoor temperature sensor short-circuited

Outdoor discharge pipe temperature sensor or compressor
temperature sensor open

Outdoor discharge pipe temperature sensor or compressor
temperature sensor short-circuited

Outdoor high pressure abnormal

Outdoor discharge pipe temperature or compressor
temperature sensor abnormal

OPERATION

lamp (RED)

(2 times)

(2 times)

(3 times)

(3 times)

(4 times)

(5 times)

(5 times)

(6 times)

TIMER lamp

(GREEN)

(2 times)

(3 times)

(3 times)

(4 times)

(4 times)

(5 times)

(5 times)

(6 times)

(7 times)

SWING lamp

(ORANGE)

 : 0.1s ON/0.1s OFF (flash)

: OFF

 : 0.5s ON/0.5s OFF (flash)

Error contents

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.

TEST RUNNING

When the air conditioner is run by pressing the remote control unit 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 according to
the error contents.

SWING SWING

TIMER

MANUAL

AUTO

OPERATION

VERTICAL SWING lamp (Orange)
TIMER lamp (Green)

OPERATION lamp (Red)

2005.11.30

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