MUTOH ValueJet 1604 Service Manual page 397

VJ-1604 Maintenance Manual
Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued)
No. Symptom
6
Check item
4. Does pump motor
rotate during
cleaning operation?
5. When cleaning
operation is
performed, are gears
damaged or poorly
engaged?
6. When cleaning
operation is
performed, is
transmission gear
shaft damaged?
7. Does ink tube have
bend, scratch, or
leak?
8. Check connection of
head cable
connectors on CR
board assembly side
and head side.
• Is head cable inserted
obliquely?
• Is it locked securely?
9-35
Action
• Reconnect MAIN
board assembly
connector J22.
• Replace pump motor.
• Replace MAIN board
assembly.
Replace maintenance base
assembly.
Replace maintenance base
assembly.
• Replace damaged ink
tube and check if
cleaning operation
causes ink inflow after
each replacement.
• If ink inflow is
confirmed, execute
initial ink charge.
Reconnect head cable.
9 Troubleshooting
Reference
"4.4.7
Replacing
MAIN
Board" p.4-
49
"4.2.2
Removing
Maintenance
Cover" p.4-9
"4.9.3
Replacing
Maintenance
Assembly"
p.4-123
"4.9.3
Replacing
Maintenance
Assembly"
p.4-123
"4.7.10
Replacing
Ink Tube"
p.4-103
"4.8.9
Replacing
Print Head"
p.4-115
"4.8.3
Replacing
CR Board
Assembly"
p.4-107
Rev.-05