MUTOH ValueJet - Page 364

ValueJet 1304 Service manual
AP-74109 Rev 1.1 9-50
7
8
9
10
Blocky printing
quality.
Blocky image printing.
CR line seems dotted.
White or black lines
appear.
11. Does pump motor
rotate during cleaning
operation?
• Reconnect main board
assembly connector J22,
J23.
• Replace pump motor
assembly.
• Replace main board
assembly.
"4.3.3
Replacing
Main Board
Assembly"
p.4-29
"4.7.1
Removing
Maintenance
Base
Assembly"
p.4-71
"4.3.3
Replacing
Main Board
Assembly"
p.4-29
12. When cleaning
operation is
performed, does
transmission gear
rotate properly?
Replace maintenance base
assembly.
"4.7.1
Removing
Maintenance
Base
Assembly"
p.4-71
13. When cleaning
operation is
performed, are gears
and transmission gear
shaft damaged?
Replace maintenance base
assembly.
"4.7.1
Removing
Maintenance
Base
Assembly"
p.4-71
14. 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
Maintenance
Assembly"
p.4-76
15. 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
Maintenance
Assembly"
p.4-76
16. Is registered head
voltage different from
actual head voltage?
Enter correct head voltage. "(1) Head
Rank" p.5-57
Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued)
No. Symptom Check item Action Reference