WILLETT 430 - VMS Inlet Restrictor Cleaning

430 Ink Jet Printer Service and Maintenance Manual
158
Issue 2
Part No. 306-0430-102
VMS Inlet Restrictor Cleaning
1
Remove valve V3 from the FMS valve plate (see
Fluid Management System (FMS)
, page 121).
2
Pull the VMS restrictor block (Figure 77 (
3
)) away from the valve body (
2
). Retain the two O-rings from the
VMS restrictor block and the two O-rings from the valve body.
3
Wash the restrictor block with solvent. Blow through the restrictor orifice (
4
) with an air line or force solvent
through it.
4
Hold the restrictor block up to the light and check that the orifice is clear.
5
Refit the restrictor block over the valve retaining screws, with the O-rings (
5
) facing outwards.
6
Refit the valve (see
Solenoid Valves
, page 127).
(
1
) Valve retaining screws
(
2
) Valve body
(
3
) VMS restrictor block
(
4
) Restrictor orifice
1
2
5
34
(
5
) O-rings
Figure 77 VMS Restrictor Cleaning