WILLETT 430 - Installation

430 Ink Jet Printer Service and Maintenance Manual
134
Issue 2
Part No. 306-0430-102
3
Remove the heatshrink from the connections between the phase detector and the cable loom. Make a note
of how the wires are connected and desolder the connections.
4
Slacken the phase detector clamping screw (
8
) and slide out the detector. If necessary, move the top
deflector plate (
2
) to gain access to the clamping screw.
5
Slacken the rear cable clamp screws (
9
) to release the phase detector cable.
6
Remove the phase detector from the printhead.
Installation
1
Route the phase detector cable (
7
), through the cable clamps (
9
) to the rear of the printhead. Tighten the
rear cable clamp screws (
9
), making sure that the clamp does not crush the cables.
2
Slide the phase detector into its mounting hole and position it so that the top of the detector is 1mm below
the printhead nozzle orifice. Tighten the clamping screw (
8
) to hold the detector in position.
3
Slide lengths of heatshrink on to one side of each of the phase detector connections. Resolder the
connections (as noted in
Removal
step
3
) and slide the heatshrink over each soldered joint.
4
Start the jet and ensure that the phase profile is correct (see
Phase Profile Adjustment
, page 37).
5
Slide the rear cover (
6
) back into position and secure it with the two screws (
5
) retained
Removal
step
2
.
6
Slide the front cover (
1
) into position and secure it using the knurled screw (
4
).