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TM-9-2540-207-14&P Sustainment Manual for A20 Heater for M113 2540-01-396-2826 Download

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TM 9-2540-207-14&P 5-24 Motor Magnet (Continued) 1. Remove the Vent Fan Assembly in accordance with the appropriate portion of section 5.6.1. depending on the design iteration. 2. Disconnect the motor connector from the Vent Fan Assembly PC Board by squeezing the sides of the connector and pulling gently. 3. Remove the Electronic Programmed Controller & Vent Fan Driver Boards (Design Iteration 1 & 2) or Vent Fan Driver Board (Design Iteration 3) in accordance with the procedures detailed in section 5.6.5.1.1 or 5.6.5.2.1 respectively. 4. Rotate the Motor Magnet by hand until the set screw lines up with the non-threaded access hole. Note: There are two holes in the Motor Housing. The correct hole for the Allen Key wrench is the hole WITHOUT threads. 5. Insert a 3/32" Allen Key wrench through the hole in the Motor Housing and loosen the set-screw holding the Motor Magnet. DO NOT fully REMOVE the set-screw. 6. Remove Motor Magnet from the Motor shaft.