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 5-33 Electronic Programmed Controller & Vent Fan Driver Boards (Continued) Figure 5.6-17 Detail, Removal of Printed Circuit Boards !CAUTION! When handling electronic circuits personnel must be electrically grounded to avoid electrostatic damage to electronic components. 3. Using a #1 cross-tip screwdriver, remove five (5) flat-head screws that hold the printed circuit boards to the Vent Fan Housing.