Maintenance Parts Replacement Procedures; Fan Filter - Epson RC90 User Manual

7.

Maintenance Parts Replacement Procedures

■ Before performing any maintenance procedure, always make sure that the
main power of the Controller is turned OFF and that the high voltage charged
area is completely discharged. Performing any maintenance procedure while
the main power is ON or the high voltage charged area is not discharged
completely is extremely hazardous and may result in electric shock and/or
cause serious safety problems.
■ When opening or closing the front side, make sure that the 200 V power supply
WARNING
for the Controller is OFF. Performing procedure to the power supply terminal
block inside the Controller while the power supply is ON is extremely
hazardous and may result in electric shock and/or cause serious safety
problems.
- Be careful not to damage cables.
NOTE

- Be sure not to drop any screws into the Controller.

7.1 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.
For the inspection schedule of the fan filter, refer to Maintenance 2. Regular Maintenance
Inspection.
Fan Filter (1) Turn OFF the Controller.
Removal
(2) Remove two screws of the fan filter.
(3) Remove the fan filter cover.
(4) Detach the fan filter.
Fan Filter (1) Set the fan filter to the fan filter cover.
Installation
(2) Mount the fan filter cover with two screws.
(3) Plug in the power connector. Turn ON the Controller and make sure that the
RC90 (EPSON RC+ 7.0) Rev.4
Maintenance 7. Maintenance Parts Replacement Procedures
Vacuum off the dust when cleaning the filter.
Controller starts properly without any vibration or abnormal noise.
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