Xerox 7142 Service Manual

RJ-901C/RJ-900C Maintenance Manual 9 Troubleshooting
9-59
13
14
15
11. Does pump motor
rotate during cleaning
operation?
• Reconnect main board
assembly connector J102
and J103.
• Replace pump motor
assembly.
• Replace main board
assembly.
"4.3.3
Replacing
Main Board
Assembly"
p.4-21
"4.7.1
Removing
Maintenance
Base
Assembly"
p.4-47
12. When cleaning
operation is
performed, are gears
and transmission gear
shaft damaged?
Replace maintenance base
assembly.
"4.7.1
Removing
Maintenance
Base
Assembly"
p.4-47
13. Is spring of ink system
assembly detached or
damaged?
• If the part is detached,
remount it.
• If the part is damaged,
replace ink system
assembly.
"4.7.2
Replacing
Pump Cap
Assembly"
p.4-52
14. Is ink tube in ink
system assembly bent?
• Replace ink system
assembly and check if
cleaning operation
causes ink inflow.
• If ink inflow is
confirmed, execute
initial ink charge.
"4.7.2
Replacing
Pump Cap
Assembly"
p.4-52
15. Does residual ink
collect on print head
assembly or in
nozzles?
Clean head as follows.
1) Clean head from "Adj:
Clean Head" of plotter
self-diagnosis.
2) Perform initial ink
charge from "Adj: Input
Rank".
3) Check printouts again.
"5.5.13
Head Cleaning
Menu" p.5-45
"5.5.2
Head Rank
Input Menu"
p.5-25
16. Is print head assembly
damaged?
Replace damaged print head
assembly.
"4.6.1
Replacing
Print Head"
p.4-37
Table 9-11 Symptoms, Check Items and Actions for Printing Problems(Continued)
No. Symptom Check item Action Reference

Xerox 7142 Specifications

General

Brand	Xerox
Model	7142
Category	Printer
Language	English