Vacuum Check; Figure 9-11 Connecting The Vacuum Gauge To The Printer - Tektronix Phaser 340 Service Manual

Vacuum check

Tools required
Magnetic screwdriver
T-20 TORX tip
PC diagnostics
Use this check to verify the actions of the vacuum pump and the solenoid valve.
In addition, you can determine if the cap/wipe/purge assembly is sealing
properly against the printhead faceplate.
1. Turn off the printer and remove the power cord.
2.
Remove the top and right-side covers as explained in the Chapter 8
topic, "Cabinet panels and covers" on page 8-4.
3. With a T-connector, connect the vacuum gauge to the inlet side of the
solenoid valve. This allows you to check the action of the vacuum
pump and accumulator.
Vacuum gauge connected
to the solenoid valve outlet

Figure 9-11 Connecting the vacuum gauge to the printer

4. Turn on the printer and enable the PC diagnostics as explained in the
Chapter 6 topic "PC-based diagnostics" on page 6-27.
Checks and Adjustments
Vacuum gauge
T-15 TORX tip
4 0
6 0
- 7 6
Service Manual
9
2 0
Vacuum
gauge
0
Outlet
Solenoid valve
7-mil orifice
Inlet
9100-100
9-17