Aimco Lite-Touch Series, Repair Manual

October 2006

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9

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Disassembly and Reassembly of the Air Motor Section 

Disassembly 

  1.  Remove the Air Motor Casing from the Gear Casing. 

  2.  Taking hold of the end of the Rotor, pull the Air Motor out of the Casing. 

  3.  Pull the Front Plate off and remove the Bearing. 

  4.  Remove the Blades from the Rotor. 

  5.  Press the Rotor out of the Rear Plate Bearing and remove the Bearing from the Rear Plate. 

  6.  Thoroughly clean all parts. 

Inspection 

  1.  Inspect Bearings for knocking and side play. 

  2.  Inspect Cylinder for waviness. 

  3.  Inspect Plates for grooving. 

  4.  Inspect Blades for splitting and grooving on the sides and ends. 

  5.  Inspect the Exhaust Filter for dirt. 

  6.  Replace all worn parts. 

Assembly 

  1.  Press greased Bearing into Rear Plate and over the Rotor.  

Note:

 There should be a slight drag between the 

Rotor and the Rear Plate. 

  2.  Lightly oil the Blades and install into the Rotor with the flat side out. 

  3.  Slide Cylinder down over the Rotor, lining up the Roll Pin with the center hole in the Rear Plate. 

  4.  Grease Bearing and press into the Front Plate.  Install the Front Plate onto the Rotor with the Bearing side up. 

  5.  Slide the Air Motor Assembly into the Casing, lining up the Roll Pin on the side of the Front Plate with the 

slot in the Casing.  

Note:

 The Air Motor will stick out of the Casing about 1/16

th

 of an inch. 

  6.  Thread the Gear Casing Assembly onto the Air Motor Casing and test the tool.