Warner Electric AT Brake–Major Service Repair Instructions for Sizes 25, 55, 115 - Manual (Page 2)

2 Warner Electric • 800-825-9050 P-1405 • 819-0325
Failure to follow these
instructions may result in product
damage, equipment damage, and
serious or fatal injury to personnel.
A major rebuild of an AT brake can be
accomplished by following these instructions to
replace the parts furnished in the appropriate
Warner Electric brake rebuild kit. Proceed
as follows:
1. Turn off all power to machine and brake using
appropriate electrical lockout procedures.
2. Disconnect the brake coil wires from the
incoming control unit wires, and remove
optional conduit box from brake if used.
3. Disconnect the anti-rotation torque arm from
the magnet.
4. Loosen the hub set screws holding brake on
shaft.
5. Remove the brake from its shaft by pulling
and/or gently tapping the hub with a hammer
and drift.
Note: Do not hit the outer portion
of the brake outboard of the hub as this may
severely damage it.
6. Remove retaining ring.
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