Figure 8-12 Removing The Paper Preheater - Tektronix Phaser 340 Service Manual

7.
8.
9.
10.
Reverse these steps to reinstall the paper preheater. When sliding the paper
preheater into the engine frame, be sure to route the wiring harnesses above the
right maintenance tray sensor and out the hole on the right side frame.
Remove screw
Paper preheater
shield

Figure 8-12 Removing the paper preheater

Right-side: Remove the Y-axis belt drive assembly as explained in the
previous procedure, "Y-axis belt drive assembly" on page 8-18.
a. Remove the E-ring and bushing at the right end of the paper
preheater's feed roller. (It's not necessary to remove the E-ring,
gear and bushing on the left end of the preheater's feed roller.)
b. Remove the two blue nose-guides from the inside of the printer
frame; each is held in place with one screw.
c. Disconnect the wiring harnesses leading to the paper preheater at
the right side of the print engine. Disconnect the paper
preheater's ground wire located near the power supply.
Slide the feed roller shaft to the left to clear the right side of the engine
frame, then slide the paper preheater out of the print engine far
enough to expose the wiring harnesses connecting to the top of the
paper preheater.
Disconnect the three center wiring harnesses connecting to the top of
the paper preheater, then remove the paper preheater from the printer.
Continue to slide the paper preheater out of the engine frame, feeding
its wiring harnesses through the access hole in the right-side frame.
Ground
wires
Field Replaceable Unit Disassembly/Assembly
Push feed roller
shaft to the left
Service Manual
8
Route wiring
over right
maintenance
tray sensor
9100-44
8-21