Cap/Wipe/Purge Assembly - Tektronix Phaser 340 Service Manual

Cap/wipe/purge assembly

Tools required
Magnetic screwdriver
Needle-nose pliers
3/32 hex key
Warning Even when the printer is turned off, AC line voltages may be
present at the printer heaters while the printer is plugged into AC
power.
1.
Turn off the printer and remove the power cord.
2. Remove the top and right-side covers as explained in the earlier topic,
"Cabinet panels and covers" on page 8-4.
3. Remove the ink loader as explained in the earlier topic, "Ink loader"
on page 8-6.
4. Disconnect the wiring harness leading from the cap wipe/purge
assembly to the power supply and I/O board 2. Disconnect the
vacuum hose leading to the cap wipe/ purge assembly.
5. Manually rotate the printhead into its retracted position if it's not
already there. Press down on the solenoid flapper under the head tilt
arm to engage the gear. Rotate the process motor gear clockwise to tilt
the printhead back.
6. Rotate the cap wipe drive gear to position the cap wipe/purge
assembly 25 mm (1 in.) from the top of its travel; this allows the
wiring to be removed through the right guide slot in the engine frame.
7.
Place a sheet of paper between the drum and the cap wipe/ purge
assembly to prevent scratching the drum.
8. Remove the three pin screws that hold the cap wipe/ purge assembly
in the grooves on each side of the print engine.
9. While holding onto the cap/wipe/purge assembly remove the wiring
from the right cap/wipe/purge assembly bracket. Push about 50 mm
(2 in.) of the wiring through the print engine's frame so that you can
unloop it from the cap/wipe/purge assembly.
10. Remove the metal vacuum line from the assembly and carefully
remove the cap/wipe/purge assembly.
Field Replaceable Unit Disassembly/Assembly
T-15 TORX tip
T-10 TORX tip
Service Manual
8
8-41