3-39
Confidential
7) Remove the LR (Leveler Roller) fitting jig.
8) Release the bound CR timing belt and attach it to the idle pulley on the left edge first. Then,
while pressing the idle pulley holder to the right, attach the belt to the carriage motor pulley
on the right edge. (Refer to page 3-33)
9) Slide the head/carriage unit by hand to check if it moves smoothly to the right and left ends
of its travel.
10) Set the head joint rubber on top of the head/carriage unit and fix the head joint in place
using the head joint spring. (Refer to page 3-32)
11) Mount the carriage PCB ASSY on the head/carriage unit, route the carriage flat cables
through the cable guide, and fit the opening provided in the film over the boss on the head/
carriage unit as shown below.
12) Secure the carriage PCB ASSY with the lock spring.
13) Connect the head flat cable on top of the carriage PCB and lock the connector.
14) Attach the head cover.
15) When mounting a new head/carriage unit, apply lubricant on the sliding surface (CR guide
rail and CR frame) on top of the engine unit, as specified in Section 5 of this chapter.
16) Check if the CR encoder strip and PF encoder disk are free of grease and ink. If they are
stained with grease or ink, replace them.
17) Slide the head/carriage unit by hand to check if it moves smoothly to the right and left ends
of its travel. At the same time, check if the ink supply tubes and carriage flat cables are not
twisted.
18) If a new head/carriage unit is mounted, make adjustments specified in Chapter 4, Section 2.
(3_049)
Carriage flat cable
Opening
Film
Carriage PCB ASSY
Lock spring
Boss
Cable guide
Head flat cable
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General
Weight and Dimensions
