Fujitsu AOY90 User Manual

ERROR
CONTENTS
1D
Initial setting
error
1, Generation condition.
Initialization not performed
normally.
2, Corresponding operation
ERROR CAUSE
1,
Effect of extraneous noise.
REMEDY
1,
Repeat initialization.After initializa-
tion:
board is normal.
ERROR
CODE
Error display. Central remote-
controller operation is possible.
3,
Initialization repeated from
key operation.
Reset condition
1) If error not generated again, PC-
Therefore, remove noise sources
near control panel.
2) If error generated again, check
following, in addition to removing
noise sources.
2, Other remote controller
( Standard wired remote controller,
wireless remote controller,
Central remote controller)
Operated.
2,Stop operation of other remote
controller, and initialize again.
1E Manual
storing 2
error
1,
Generation condition
Manual store 2 not per-
formed normally.
2, Corresponding operation
Error display.
Central remote controller
operation is possible.
3,Reset condition
Storing (automatic allo-
from key operation, or initial
setting menu mode reset.
1,
Effect of extraneous noise. 1, Perform allocation again.
After manual storing 2 setting:
1)
If error not generated again, PC board
is normal.
Therefore, remove noise sources
near control panel.
2) If error generated again, check
following, in addition to removing
noise sources.
2,
PC board faulty.
2, Replace PC boards in following order,
and check operation.
1
2
Transmission adapter communication
board.
Transmission adapter control board
3 Control panel PC board
3,
PC board faulty
3, Replace PC boards in following
order, and check operation.
1
2
3
Transmission adapter communication
Transmission adapter control PC board
Control panel PC board
1F
Transmission
error
1,
Generation condition
Communication between
indoor unit and central
remote controller cut off
certain time.
2,
Corresponding operation
1)
Indoor unit(remote contro-
ller grouping)that cut off
communicating error display.
Central remote controller
operation is possible.
2)
If parallel-parallel communi-
cation error generated and
communication error gene-
rated after a certain time,
error is displayed.
Central remote control ope-
ration is possible.
1,
Effect of extraneous noise
1-1,
After indoor unit power turned on
again:
1) If error not generated again, PC board
is normal.
therefore, remove noise sources near
indoor unit.
2)If error generated again, check following,
in addition to removing noise sources.
1-2, After ACL key pressed, or power
turned on again:
1) If error not generated again, PC board
is normal. Therefore, remove noise
sources near control panel.
2)If error generated again, check foll-
owing, in addition to removing noise
sources.
2, Communication line not con-
nected, connection faulty, or
line open.
2, Check if communication line is wired
to each indoor unit.
3,
Indoor unit power off. 3,
Check indoor unit power supply.
PC board.
cation, manual storing1,
manual storing2)repeated
– 112 –

Fujitsu AOY90 Specifications

General

Brand	Fujitsu
Model	AOY90
Category	Air Conditioner
Language	English