20
TROUBLESHOOTING
ENGLISH
Self-diagnosis function
This product has a built-in self-diagnosis function. If an error occurs, the lamp of the indoor unit
will blink in 2 second intervals. If this occurs, contact your local dealer or service center.
Before requesting service
Please check the following before you contact the service center. If the problem persists, contact
your local service center.
TROUBLESHOOTING
Case
Symptoms
Corrective action
Ref. Page
Abnormal operat-
ing conditions.
There is a burning smell and a
strange noise coming from
the unit.
Turn off the air conditioner,
unplug the power cord and
contact the installer who per-
formed the installation.
-
Circuit breaker has frequently
been turned off during opera-
tion.
Turn off the air conditioner,
unplug the power cord and
contact the installer who per-
formed the installation.
-
Water leaks from the indoor
unit even when the humidity
level is low.
Consult the installer who per-
formed the installation.
-
The air-conditioner
does not start.
Is the air conditioner con-
nected to power?
Check, power cord is plugged
or not.
-
Battery setting is wrong in the
remote controller.
Is the battery inserted in Re-
moted controler?
Is the battery inserted with
the correct terminal (+)(-)?
Even if you check the upper
lists, the air-conditioner does
not operate. Please replace
new batteries.
9
The air-conditioner
stops during oper-
ation.
The air conditioner is suddenly
turn off.
The timer function could be
operated.
If the timer function would op-
erate, the air-conditioner can
be turn off.
Check the timer setting is cor-
rect.
14
A power failure has occurred
during operation.
There is the Auto Restart
Function.
It is a default setting. This
function can turn on the unit
automatically when the power
is restored. if you live in fre-
quent power failure area, this
function would be useful.
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Summary of Contents for R18AWN-NC11
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