Oki ML490 Maintenance Manual - Page 77
When the Tractor Assy L
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3.3.20 Rear Tractor Assy (1) Remove the printhead (see 3.3.1). (2) Remove the ribbon protector (see 3.3.2). (3) Remove the pull-up roller assy (see 3.3.3) (4) Remove the upper cover (see 3.3.4 (1) - (5)). (5) Remove the reset spring (see 3.3.17 (3)) (6) Remove the tractor gear 1. (7) Shift the drive shaft 2 to the right side to remove (in the direction of the arrow). (8) To perform mounting, follow the reverse procedure of removal. Remark on assembly: (1) When the Tractor Assy (L) 3 (R) 4 have been detached from the Drive Shaft, align the protrusions 5 of the Pin Tractor Wheels to the same direction before assembly. 5 4 2 3 1 42114101 Rev.1 77 /
42114101
Rev.1
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3.3.20 Rear Tractor Assy
(1)
Remove the printhead (see 3.3.1).
(2)
Remove the ribbon protector (see 3.3.2).
(3)
Remove the pull-up roller assy (see 3.3.3)
(4)
Remove the upper cover (see 3.3.4 (1) – (5)).
(5)
Remove the reset spring (see 3.3.17 (3))
(6)
Remove the tractor gear
1
.
(7)
Shift the drive shaft
2
to the right side to remove (in the direction of the arrow).
(8)
To perform mounting, follow the reverse procedure of removal.
Remark on assembly:
(1)
When the Tractor Assy (L)
3
(R)
4
have been detached from the Drive Shaft, align
the protrusions
5
of the Pin Tractor Wheels to the same direction before assembly.
5
3
4
2
1