Model 550 Tube Severing Tool
92-0116 Rev. 210906
19
8. AIR DRIVE ASSEMBLY
Removal of a Sheared Roll Pin From the Drive Assy
1. Push the Air Drive Assy into the Model 550 Tube Cutter.
2. Rotate it clockwise and pull it out.
3. Unscrew the Bayonet Mounting Tube from the Motor Housing by rotating the Bayonet
Mounting Tube counterclockwise.
4. Use a punch to gently remove the remaining parts of the Roll Pin from the Drive Shaft
and the Motor Shaft.
Assembly of the Drive Assy
1. Press Roll Pin partly into one side of hole in Drive Shaft. Be careful not to protrude into
inside diameter.
Motor Shaft
Drive Shaft
Bayonet Mounting Tube
Spring
Roll Pin (P/N 32-0024)
Motor Threads
Figure 5: Pin Placement
2. Position Drive Shaft onto the Motor Shaft and press Roll Pin into the Shafts.
3. Recess the Roll Pin slightly below the surface of the outside diameter of the Drive
Shaft using a punch.
4. Slide the Bayonet Mounting Tube over the Drive Shaft and screw the Bayonet
Mounting Tube onto the Motor Housing by rotating clockwise.