5. Replace the fan motor and perform the removal procedures in reverse order. n Reset the hours meter after the power supply unit has replaced. As for the hours meter reset, refer to �3-3. Hours Meter Reset�.
2-3-3. Filter Replacement
When dust is accumlated on the filter, ventilation is prevented and inside of the unit will be overheated, and then deterioration of the unit may result. Periodic cleaning of the filter is recommended.
Item Filter Part No. 3-605-399-02 Check and replacement time Together with fan motor replacement.
1. Remove the front panel. (Refer to Section 1-3-1.) 2. Unstick the filter from the rear of the front panel and replace it with a new one. n When performing only cleaning, vacuum the dust accumlated on the filter with the vacuum cleaner.
Front panel
