Oki LP-1040 Maintenance Manual page 438

Chapter 9 Parts Disassembly, Assembly, and Replacement
3.
Prepare the DRUM FINGER W MNT and
stick it to the cleaner chassis.
When performing this step, the tip of the
separating claw should be at around 9.5 mm
(0.37 inches) ± 0.5 mm (0.02 inches) when
you place your ruler against the tip of the
aluminum chassis.
<Separating claw installation location>
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