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Repair
7-17
Replacing the Valve Driver
Board
To remove the valve driver board from the printhead, follow these steps:
1) Turn off the printhead power supply.
2) Disconnect the power cables, data lines, and the ink line from the back
of the printhead.
3) Remove the screw securing the printhead ground wire to the printhead
4) Loosen the four screws on the printhead cover.
5) Remove the printhead cover.
6) Remove the printhead assembly from the printhead enclosure.
Note: Nozzle blocks must be removed with the printhead assembly. Be
careful not to stress the ink lines when removing the printhead assembly.
Figure 7P: Removing the Printhead Assembly
Valve Driver
Board
Back Plate
Screw
Printhead
Enclosure
Valve Tree
Nozzle Block
Ground Strap
Ground Wire
Screw
Printhead Cover
Nozzle Block
Slot
Summary of Contents for PatrionPlus
Page 41: ...Installation ii 29669 02080 Rev AF...
Page 72: ...Operation iv 29669 02080 Rev AG...
Page 153: ...Maintenance ii 29669 02012 Rev AF...
Page 161: ...Troubleshooting ii 29669 02080 Rev AF...
Page 184: ...Repair ii 29669 02080 Rev AF...
Page 212: ...Parts List ii 29669 02080 Rev AF...