Fujitsu General AOH12LFBC, Руководство по обслуживанию

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Self-diagnosis function table (Flashing LED Display)
Applicable model : ASH9LSBCW, ASH12LSBCW
* Detailed Trouble Display (secondary level) can be indicated by pressing Test Operation button.
ERROR CONTENTS
Error Operation Timer Error Operation Timer
Serial signal Normal 1 sec Serial reverse signal error 0.1sec 0.5sec
When a signal is not read continuously for 10 secs
from power relay ON immediately after operation starts
>>Cooling 0 code transmission, automatic reset
When a signal is not read for 20 secs thereafter
>>Trouble display continues and power relay OFF
>>Permanent stop
When a signal is not read continuously for 10 secs
from power relay ON immediately after operation starts
>>Cooling 0 code transmission, automatic reset
When a signal is not read for 20 secs thereafter
>>Trouble display continues and power relay OFF
>>Permanent stop
error blinking at operation start up blinking 2 times
Signal reverse signal error 0.1sec 0.5sec
during operation blinking 3 times
Serial forward signal error 0.1sec 0.5 sec
Normal Serial Forward Signal can not be
received more than 10 secs
at operation start up blinking 4 times
>>Releases when it becomes normal
Serial forward signal error 0.1sec 0.5sec
Normal Serial Forward Signal can not be
received more than 10 secs ( after receiving
effective forward transfer signal)
>>Releases when it becomes normal
during operation blinking 5 times
Indoor unit 0.5sec 0.1sec Indoor temperature 0.1sec 0.5sec Thermistor detection value is open when
AC plug is inserted
thermistor 2 times blinking thermistor open blinking 2 times
error
>>Releases when value becomes normal
Pipe thermistor 0.1sec 0.5sec
Thermistor detection value is open or short
when AC plug is inserted
open or short blinking 3 times
>>Releases when value becomes normal
Outdoor unit 0.5sec 0.1sec Discharge thermistor 0.1sec 0.5sec
Thermistor detection value is open or short
thermistor 3 times blinking open or short blinking 2 times
error
>>Outdoor unit stops
Releases when it becomes normal
Heat exchanger 0.1sec 0.5sec
Thermistor detection value is open
thermistor open blinking 3 times
>>Outdoor unit stops
Releases when it becomes normal
Outdoor temperature 0.1sec 0.5sec
Thermistor detection value is open or short
thermistor open or short blinking 4 times
>>Outdoor unit stops
Releases when it becomes normal
Indoor unit 0.5sec 0.1sec Forced automatic SW 0.1sec 0.5sec
Forced Auto SW is ON for more than
10 secs continuously
control error 4 times blinking welded blinking 2 times
>>Error is indicated while it is ON
Normal Operation other than error indication
Main relay welded 0.1sec 0.5sec Serial Reverse Signal is received 1 min.
after Main relay becomes OFF
blinking 3 times
>>Error is indicated while serial reverse
signal is input on normal operation
Normal operation except error indication
Power interruption error 0.1sec 0.5sec 50/60Hz is not detected after 4 secs of
power ON.
blinking 4 times
>>Error is indicated and unit is stopped
Trouble Display (primary) Detailed Trouble Display (by Test Button)
Detailed Error Item
In
do
or
In
do
or
In
do
or
In
do
or
In
do
or
O
ut
do
or
O
ut
do
or
O
ut
do
or
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