Promac 941VA, Руководство по эксплуатации

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the bearing preload adjustment procedure.
When repeating the procedure, rotate the
inner spanner nut a little less during Step
7 in the preceding instructions.
NOTICE
Do not over tighten the outer
spanner nut because additional
pressure can force the bearings
even tighter against the races in
the headstock and cause the
headstock to compress, crack, or
cause bearing failure.
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