Lexmark 4090-001 - Manual (Page 57)

Preventive Maintenance 6-1
4090-001
6. Preventive Maintenance
This chapter contains the lubrication specifications. Follow these
recommendations to prevent problems and maintain optimum
performance.
Lubrication Specifications
Lubricate only when parts are replaced or as needed, not on a
scheduled basis. Use grease P/N 1329301 to lubricate the following:
•
All gear mounting studs.
•
The left and right ends of the large feed roller at the side frames.
•
Both ends of the sheet feeder pick roll shaft at the side frames.
•
The carrier to carrier frame engagement.
Do not lubricate the carrier guide rod, or carrier guide rod bearings.