Lexmark 3000 Color Jetprinter Service Manual - Page 21

Diagnostic Information 2-9, Mid Frame Asm

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FRU 3 Drive Train Assembly 4 Auto Sheet Feeder 5 Mid Frame Asm 6 End-of-Forms Flag and Spring Action Check for binds in the gear train and paper feed mechanism by removing the paper feed motor and rotating the large gear by hand. If you notice a bind, replace the drive train assembly. Check the feed clutch inside the large feed gear. Remove the sheet feeder. Turn the clutch gear and check that it rotates freely in one direction and locks when turned in the opposite direction. Check the pick rollers for wear. Check the friction wheels, exit roller and star rollers for wear. Check for binds or damage. If binds are found, replace the small feed roll bracket assembly. Diagnostic Information 2-9

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Diagnostic Information 2-9
3
Drive Train
Assembly
Check for binds in the gear train and paper feed
mechanism by removing the paper feed motor and
rotating the large gear by hand. If you notice a
bind, replace the drive train assembly. Check the
feed clutch inside the large feed gear. Remove the
sheet feeder. Turn the clutch gear and check that it
rotates freely in one direction and locks when
turned in the opposite direction.
4
Auto Sheet
Feeder
Check the pick rollers for wear.
5
Mid Frame Asm
Check the friction wheels, exit roller and star
rollers for wear.
6
End-of-Forms
Flag and Spring
Check for binds or damage. If binds are found,
replace the small feed roll bracket assembly.
FRU
Action