Lexmark 4076 Execjet II Service Manual - Page 29

Paper Path Service Check, Be sure the paper guides are not worn or broken and are posi

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4076-0XX Paper Path Service Check Examine the machine for the following before you begin this service check: • Check the entire paper path for obstructions. • Be sure the paper guides are not worn or broken and are posi- tioned against the paper without binding or buckling the paper. • Be sure the correct type of paper is in the machine. • Be sure the rear of the carrier guide is on top of the paper guide. FRU OR PROCEDURE 1 Large and Small Feed Roll- ers 2 Large Feed Roller Springs 3 Auto Sheet Feeder 4 End-of-Forms Flag 5 Exit Roller 6 Star Rollers 7 Ejectors ACTION Check for wear and binds. Check for damage. Check the following for wear or damage: Envelope Bucklers All parts inside the left and right edge guides Check for binds or damage. Check for wear or binds. Check for wear or binds. Check for broken star roller springs After the paper exits from the exit rollers, the paper feed motor reverses causing the feed arm pawl to restore to the home position in the ASF side plate. At the same time, the paper ejectors move the last sheet of paper into the exit tray. If the ejectors do not restore, check them for worn, loose, or broken parts. Diagnostic Information 17

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4076-0XX
Diagnostic Information
17
Paper Path Service Check
Examine the machine for the following before you begin this service
check:
•
Check the entire paper path for obstructions.
•
Be sure the paper guides are not worn or broken and are posi-
tioned against the paper without binding or buckling the paper.
•
Be sure the correct type of paper is in the machine.
•
Be sure the rear of the carrier guide is on top of the paper guide.
FRU OR PROCEDURE
ACTION
1
Large and Small Feed Roll-
ers
Check for wear and binds.
2
Large Feed Roller Springs
Check for damage.
3
Auto Sheet Feeder
Check the following for wear or dam-
age:
Envelope Bucklers
All parts inside the left and right edge
guides
4
End-of-Forms Flag
Check for binds or damage.
5
Exit Roller
Check for wear or binds.
6
Star Rollers
Check for wear or binds. Check for
broken star roller springs
7
Ejectors
After the paper exits from the exit roll-
ers, the paper feed motor reverses
causing the feed arm pawl to restore
to the home position in the ASF side
plate. At the same time, the paper
ejectors move the last sheet of paper
into the exit tray. If the ejectors do not
restore, check them for worn, loose,
or broken parts.