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 5-63 Heat Exchanger (Continued) 5.8.2 Installation Figure 5.8-4 Heat Exchanger Assembly, Installation 1. Inspect the Heat Exchanger and check that it is fitted with eleven (11) #8 spring nuts. 2. Inspect Secondary Air duct and replace if necessary. 3. Install Vent Sensor onto the Heat Exchanger ensuring that the three (3) screw holes line up. Note: Heat Shield must be located on inside face of Vent Sensor. 4. Using a #2 cross-tip screwdriver, secure the Vent Sensor to the Heat Exchanger with three (3) screws. 5. Place the Vent Sensor wire into the channel on the side of the Heat Exchanger ensuring that there is no strain on the connections at the Vent Sensor end. Lightly re-crimp channel to secure Vent Sensor wire. Be careful not to damage the wire during this procedure. Note: Vent Sensor MUST be aligned as shown in Figure 5.8-5 Vent Sensor Assembly so that Vent Sensor wire lays in Wire Channel of Exchanger.