Maintenance 8. Maintenance Parts Replacement Procedures
RC90 Series Maintenance Rev.1 39
8.1 Fan Filter
Inspect the fan filter periodically and clean it when needed. The temperature inside the
Controller may get too high and the Controller may not operate properly if the filter is not
kept clean.
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Remove two screws of the fan filter.
the fan filter cover.
the fan filter.
Vacuum off the dust when cleaning the filter.
Set the fan filter to the fan
filter cover.
the fan filter cover with two screws.
. Turn ON the Controller and make sure that the
Controller
starts properly without any vibration or abnormal noise.