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 157 of 288
TM 9-2540-207-14&P
5-113
Redesigned Burner Fan Plate Assembly (continued)
5.10.1.2
Installation
Note: Inspect Burner Fan Plate Gasket prior to installation.
Replace
if required. New gasket MUST be glued in place to the Burner Fan
Plate using Loctite 770 and 401.
1.
Place Burner Fan Plate Assembly into the Top Housing.
Note: Always lubricate the O-Rings of the Fuel Injector with common
grease (GAA) to aid insertion
2.
Insert the Fuel Injector into the fuel boss of the Top Housing, and the other end of the
Fuel Injector into the fuel boss of the Burner Fan Plate Assembly.
The wiring connector
of the Fuel Injector should be pointing upwards and towards the fuel boss of the Burner
Fan Plate Assembly.
3.
Using a #1 cross-tip screwdriver, install MS Power Connector (J2) to the Top Housing.
4.
Install Power Main Capacitor (C2) in Main Capacitor clamp and tighten bolt on side of
the clamp.
5.
Apply Loctite 243 (blue) to eight (8) screws and star washers, and use a #2 cross-tip
screwdriver to secure the Burner Fan Plate Assembly to the Top Housing. Ensure the
clamp for the Power Inductor (L1) is re-installed using the screw located under the Fuel
Injector and the Inductor is re-installed under the clamp. Tighten all screws evenly.
Note: When installing a new Burner Fan Plate Assembly, remove
the four (4) nuts (used for shipping only) holding the Diagnostic
Display standoffs in place.
Note: Two long bolts are to be used to bolt the fuel manifold
assembly in place
6.
Attach the Power Fuel Injector connector (J5) and rotate the Injector so that the
connector faces downward between the Burner Fan Motor and the Burner Fan Plate.
7.
Install Fuel Pressure Sensor (ref. 5.9.1).
8.
Install Diagnostic Display (ref. 5.9.2).
9.
Attach Wiring Harness connectors for the Fuel Pressure Sensor (J4), and the
Diagnostic Display (J2).
Ensure all connectors are properly engaged.
10.
Attach the Wiring Harness connector for the Burner Fan Driver Board (J3),
ensuring the connector is properly engaged.
11.
Using a 9/16" open-ended wrench, connect the fuel supply to the heater.
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