ADJUSTING CARRIAGE ROLLERS

ADJUSTING CARRIAGE ROLLERS

These are special calipers designed for making carriage

adjustments. The top caliper is an inside caliper . . . the

lower one, an outside caliper.

The first step in adjusting carriage rollers is to span the

inner rails with the inside caliper. Loosen the thumb screws

on the caliper and place it squarely across inside surfaces on

the inner rails so it contacts both sides. Tighten the thumb

screws.

Move the caliper down and up the inner rails ...

. . . several times until the narrowest point is found. Now,

at the narrowest point . . .

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