Owner's Manual
23
ENGLISH
Check Item prior to notify a failure
Check Item prior to notify a failure
The Product doesn't work
The Product doesn't work
through you press the 'ON'
switch
Through you change the
Indoor Air Volume, the
operation mode doesn't
change And it changes to
'Auto' or Low'.
Is power not supplied?
Is Air Filter, Total heat
exchanger clogged severely?
Is the Indoor temperature less
than -15°c or more than 45°C?
Is the Indoor temperature less
than 8°C or more than 40°C?
Supply Power
Follow cleaning and changing
method.
It's standby mode for
protecting Total Heat
Exchanger.
It's operation mode to protect
Total Heat Exchanger.
Symptom
Check Item
Counter-measure
