Lexmark 2591+ - Preventive Maintenance; Lubrication; Specified Lubricants; Lubrication Points

Preventive maintenance 6-1
2580+, 2581+, 2590+, 2591+
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6. Preventive maintenance
This chapter describes procedures for printer preventive maintenance. Follow these recommendations to help
prevent problems and maintain optimum performance.
Lubrication
Warning: Petroleum-based lubricants can attack polycarbonate parts, causing premature failure. Use only
mineral oil-based lubricants.
• The following parts should be lubricated when replaced:
• Oil felt (carrier block)
• Tractor unit
• Side frame (left)
• Side frame (right)
• Pinch roller (lower)
• Pinch roller spring (left)
• Pinch roller spring (center)
• Pinch roller spring (right)
• Paper separator
Specified lubricants
• Oil—P/N 1280443
• Approved equivalents:
– Mobil DTE27
– Shell Tellus 100
– Fuchs Renolin MR30
• Grease—P/N 6934659
• Approved equivalent: Mobil 28
Lubrication points
Oil
Lubricate the following contact positions:
• Oil felt (carrier block)
• Tractor shaft
Grease
Lubricate the following contact positions:
• Side frame (left) and gears
• Side frame (right) and ASF gears
• Pinch roller, pinch roller springs, and paper separator
• ASF side frames, gears, and combination lock mechanism
• ASF side frame (left) and upper feed roll shaft
• ASF pick-up roller shaft and roller bushings