Use these instructions along with the tool, parts page or manual.

Notice: Shut off the air supply and depress throttle lever to dissipate the remaining air. Carefully disconnect the tool from the air supply hose. Remove the abrasive belt and contact arm assembly. Use the Special Repair Tools designed for the disassembly and assembly of this motor.

Disassemby of Dynafile®

Step 1

Use a 9/64" hex key to loosen the 95311 Screw. Remove the
01197 Air Motor
along with the 11424 Wave Spring and
the 11419 Cover.

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Step 2

Fasten the housing flats of the 01197 Air Motor in a vise with aluminum or bronze jaws so that the drive wheel is pointing up. Insert a 3/16" hex key through the 01111 Drive Wheel and into the end of the 01120 Rotor to hold it stationary. Grasp the drive wheel and turn it counterclockwise to remove. Remove the 10295 Screen.

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Step 3

Use the 50971 Lock Ring Wrench to remove the 04087 Lock Ring. Turn counterclockwise. Remove the 04084 Air Control Ring and the 04078 Felt Silencer. Pull the motor out of
the housing.

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Step 4

Fasten the 96346 Bearing Separator (2") around the 01013 Cylinder. Place the separator and the motor in the 96232 Arbor Press (#2) so that the rotor spindle is pointing down. Use a
3/16" or 5 mm diameter flat end drive punch
to push the
rotor out of the 01015 Bearing.

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Step 5

Use the 96211 Bearing Removal Tool and the arbor press to remove the 01015 Bearing from the rear bearing plate.

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Step 6

Fasten the 01120 Rotor in the vise with aluminum or bronze jaws and use an adjustable wrench to remove the 04081 Rotor Nut. Turn counterclockwise. Remove the 01007 Bearing, 01008 Bearing Plate, shims, and 01010 Spacer.

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Step 7

Clean and inspect parts before assembling.

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Disassembly of Dynafile® Complete