![background image](http://html1.mh-extra.com/html/okidata/ol400/ol400_service-manual_3697857146.webp)
22
Idle Gear "A"
51218401
23
Idle Gear "B"
51218501
24
Reduction Gear
51218701
25
Idle Gear (in base)
51218601
25A
Post
53329501
26
Backup Roller Pressure Spring
50914801
27
DC Fan Assembly
56507601
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