MAINTENANCE TYPE A (perform every month)

The monthly maintenance actions, listed below, may be performed by a trained projectionist who is familiar with potential hazards associated with the product.

No.	Maintenance action	Remarks
1	Clean all dust filters of the projector. dust filter at the front of the projector (electronics). dust filter at the top of the projector (cold mirror). dust filter at the bottom of the projector (heat exchanger).	Use a vacuum cleaner and blow away the remaining dust away with compressed air in another room. Take care of orientation when reinstalling the cleaned filters. Frequency at which filters should be replaced is dependant on environmental conditions and the way they can be cleaned. Replace damaged filters immediately. Front dust filter, "Cleaning the front dust filter" , cold mirror filter, "Clean the dust filter on the top side" , heat exchanger filter, "Clean the dust filter on the bottom side".
2	Check the surface of the lens output side for dust. (it is not needed to remove the lens from the projector)	Clean the lens output side in case dust is clearly visible upon the surface. See "Cleaning the lens". Note that if the lens was removed from the projector, a home and return must be executed. See user guide of the Communicator software.
3	Check the porthole (both sides) for dust.	Clean the porthole in case dust is clearly visible upon the surface. Use an optical cloth.

No.

Maintenance action

Remarks

Clean all dust filters of the projector.

dust filter at the front of the projector (electronics).
dust filter at the top of the projector (cold mirror).
dust filter at the bottom of the projector (heat exchanger).

Use a vacuum cleaner and blow away the remaining dust away with compressed air in another room. Take care of orientation when reinstalling the cleaned filters.

Frequency at which filters should be replaced is dependant on environmental conditions and the way they can be cleaned. Replace damaged filters immediately.

Front dust filter, "Cleaning the front dust filter" , cold mirror filter, "Clean the dust filter on the top side" , heat exchanger filter, "Clean the dust filter on the bottom side".

Check the surface of the lens output side for dust. (it is not needed to remove the lens from the projector)

Clean the lens output side in case dust is clearly visible upon the surface. See "Cleaning the lens". Note that if the lens was removed from the projector, a home and return must be executed. See user guide of the Communicator software.

Check the porthole (both sides) for dust.

Clean the porthole in case dust is clearly visible upon the surface. Use an optical cloth.