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AMMCO 4000E Drum and Disc Brake lathe User Manual

Page 11

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AMMCO Drum & Disc Brake Lathes • 9

Rotor Mounting

Review the descriptions of mounting drums on page

13. The same directions apply when mounting a brake
rotor. Hubbed rotors are mounted on adapters that fit
into the bearing races. Hubless rotors use a cone in the
center hole and a hubless adapter on each side of the
rotor. Spacers are used to fill out the arbor shaft so that
the arbor nut can be tightened. The setups illustrated
below are typical of the many mounting configurations
necessary to meet the requirements of brake rotor
reconditioning. The adapters, cones, and spacers sup-

plied with the lathe will allow reconditioning of the
majority of the rotors found on current production vehi-
cles. Optional adapters, cones, and spacers are avail-
able to meet special needs.

Note: Adapters may also be used as spacers to fill out

the arbor shaft if care is taken to prevent damage to
their machined surfaces.

The patented self-aligning spacer prevents diagonal

thrust on t he adapters. The self-aligning spacer should
always be used adjacent to the arbor nut.

Ạ ầ

ấ ầ

ấ ầ

Ạ - 1” Arbor

ạ - Arbor Nut

Ả - Self-Aligning Spacer

ả - Spacer

Ấ - Spring

ấ - Small Hubless Adapter

Ầ - Large Hubless Adapter

ầ - Centering Cone

Ẩ - Small Double Taper Adapter

ẩ - Large Double Taper Adapter

Ẫ - Adapter, Used as Spacer