Tektronix Phaser 340 Service Manual page 208

8
Field Replaceable Unit Disassembly/Assembly
8-30 Phaser 340 Color Printer
17. Front. Open the front door and remove the drum maintenance
cartridge. Leave the front door open.
18. Remove the two blue nose-guides from the inside of the printer frame;
each is held in place with one screw.
19. Remove the two screws securing the drum/transfix cross brace to the
chassis.
20. Remove the paper preheater. It is not necessary to unplug the paper
preheater wiring. Instead, pull out the paper preheater and set it on
the front door.
a. 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.
b. Disconnect the three center wiring harnesses connecting to the top
of the paper preheater, then remove the paper preheater from the
printer.
c. Continue to slide the paper preheater out of the engine frame,
feeding its wiring harnesses through the access hole in the
right-side frame.
d.
Remove the paper preheater alignment guide from the left side of
the printer frame.
21. Pull out the drum heater and set it on the front door. It is not
necessary to unplug the drum heater wiring.
22. Carefully, lift and remove the drum/transfix assembly. Protect the
drum surface.