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248
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E31
E31
Duplicated outdoor unit address No.
Stays Off
1. Applicable model
5. Troubleshooting
Outdoor unit
Diagnosis Countermeasure
Does it recur?
Is E31 displayed?
Check outdoor unit address Nos.
in the same Superlink system
Reset the power
and restart operation.
Save data for 30 minutes before
stopping in Mente PC.
Does the same
address No. exist?
YES
YES
NO
NO
Check and save the data of
operating condition.
Check the conditions
whether it occurs
immediately after the power
on or during operation.
Check the address Nos. of
outdoor units connected in
same Superlink system.
During test run
No action is taken by
judging that the power
reset was not done after
changing address.
Correct address.
Replace outdoor unit control
PCB. *
* Before replacement,
the rotary switch for
address setting is not
damaged. (It was
experienced that No. 5
on rotary switch was not
recognized.)
2. Error detection method
address No. exsisted in the
same Superlink system by
scanning the address No. set
for each outdoor unit with
microcomputer.
3
.
Condition of error displayed
When duplicated outdoor unit
address No. exists in the same
Superlink system.
4. Presumable cause
• Mistake in the address setting
of outdoor units
Note:
Caution:
power is reset after changing addess.
Caution:
Address No. of outdoor unit with new
Error code
Remote control:
7-segment display:
LED Green Red
Indoor
Outdoor
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