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 156 of 288

TM 9-2540-207-14&P

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4.

Using an #1 cross-tip screwdriver, unscrew the two (2) screws that hold the MS Power

connector (J2) to the Top Housing.

5.

Using an 8-32 hex socket, remove the two bolts from the top of the fuel manifold.

Using

a #2 cross-tip screwdriver, remove the eight (8) mounting screws securing the Burner

Fan Plate to the Top Housing.

Note:

One screw is shared with the Inductor (L1) clamp). Free the

Power Inductor (L1) from its clamp.

6.

Using a #2 cross-tip screwdriver, remove the eight (8) mounting screws securing the

Burner Fan Plate to the Top Housing (Note: one screw is shared with the Inductor (L1)

clamp). Free the Power Inductor (L1) from its clamp.

7.

Free the Power Main Capacitor (C2) by loosening the bolt on the side of the Main

Capacitor clamp.

8.

Lift the Burner Fan Plate Assembly from the Top Housing while at the same time

pushing the MS Power connector into the Top Housing.

Take care not to damage the

wires and connectors.

Avoid fuel spills.

Note:

The Fuel Injector will become loose and can be put aside for

re-installation.

Take care NOT to damage the Fuel Injector O-rings.

9.

If replacing Burner Fan Plate, remove the Diagnostic Display (ref. 5.9.2), Burner Fan

Driver (ref. 5.10.3), Burner Fan Impeller (5.10.4), Burner Fan Motor (5.10.5) and Fuel

Pressure Sensor (ref. 5.9.1) for re-installation.

Figure 5.10-2. Burner Fan Plate Screw Locations.