Oki 4M - Manual (Page 58)

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3.3.14 Hopping Shaft Assy
(1) Dismount the upper cover assy. (See Section 3.3.4.)
(2) Dismount the high-voltage power supply board. (See Section 3.3.5.)
(3) Dismount the base frame. (See Section 3.3.12.)
(4) Dismount the paper holder assy. (See Section 3.3.7.)
(5) Dismount the sheet guide. (See Section 3.3.12.)
(6) Dismount side plate M. (See Section 3.3.8.)
(7) Raise up roller holder 3 , slide hopping shaft assy 1 , and dismount roller holder 3 and
hopping roller 4 . (Knock pin 5 also comes off at the same time. Take care not to lose it.)
(8) Draw out hopping shaft assy 1 to the right and dismount magnet H 6 .
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