TM-9-2540-207-14-P

HEATER, VEHICULAR COMPARTMENT, MODEL: A20

TECHNICAL MANUAL; OPERATOR, FIELD, AND SUSTAINMENT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST

JULY 2007

TM-9-2540-207-14-P - Page 107 of 288

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.