FUEL PUMP DISASSEMBLY

TM 9-2815-225-34&P · Work Package 0033 00

SOLENOID VALVE, FUEL DAMPER AND HEAD, FUEL GEAR PUMP,

FUEL PUMP GOVERNOR SPRING, FUEL PUMP FRONT COVER AND GOVERNOR

INITIAL SETUP

Tools and Special Tools                             Equipment Condition
 General mechanic’s tool kit: automotive             Fuel pump removed from engine
    (Item 1, WP 0061 00)                               (WP 0010 00).
 Maintenance and repair shop equipment:
    automotive (Item 2, WP 0061 00)
 Automotive maintenance and repair
    supplemental set no. 2 (Item 3, WP 0061 00)
 Ball joint vise (Item 9, WP 0061 00)
 Fuel pump mounting plate
    (Item 10, WP 0061 00)
TM page 0033 00-2
Figure 1. Fuel Pump Disassembly.
Figure 1. Fuel Pump Disassembly.

SOLENOID VALVE

1. Install fuel pump (2) on fuel pump mounting plate with two screws (1) and nuts (3).

2. Install fuel pump mounting plate with fuel pump (2) attached on ball joint vise with two screws (4).

3. Remove two screws (5), lockwashers (6), washers (7), solenoid valve (8), and two rectangular ring seals (9) from fuel pump (2). Discard rectangular ring seals (9) and lockwashers (6).

4. Repair solenoid valve (WP 0034 00).

MOUNTING PLATE
BALL JOINT VISE
TM page 0033 00-3
Figure 2. Solenoid Valve Removal.
TM page 0033 00-4
Figure 3. Fuel Damper and Head Removal.
Figure 3. Fuel Damper and Head Removal.

FUEL DAMPER AND HEAD

1. Remove four screws (4), lockwashers (3), washers (2), and filter head (1) from fuel pump (5). Discard lockwashers (3).

2. Remove two rectangular seal rings (6) and (7) from filter head (1). Discard rectangular seal rings (6) and (7).

3. Repair fuel damper and head (WP 0035 00).

FUEL GEAR PUMP

1. Remove four screws (10), lockwashers (9), gasket (8), and fuel gear pump assembly (11) from fuel pump (5). Discard lockwashers (9) and gasket (8).

2. Repair fuel gear pump (WP 0036 00).

TM page 0033 00-5
Figure 4. Fuel Gear Pump Removal.
TM page 0033 00-6
Figure 5. Fuel Pump Governor Spring Removal.
Figure 5. Fuel Pump Governor Spring Removal.

FUEL PUMP GOVERNOR SPRING

1. Remove wire (7) and adjusting screw seal (8) from cover plug (9). Discard wire (7) and adjusting screw seal (8).

2. Remove four screws (6), washers (5), spring pack cover (4), and gasket (3) from fuel pump (10). Discard gasket (3).

3. Remove snapring (2) and fuel pump governor spring assembly (1) from fuel pump (10).

4. Repair fuel pump governor spring (WP 0037 00).

3 4 5 6 1 2

9 8

TM page 0033 00-7/8 blank
Figure 6. Fuel Pump Cover and Governor Removal.
Figure 6. Fuel Pump Cover and Governor Removal.

FUEL PUMP FRONT COVER AND GOVERNOR

1. Remove screw (11) and plastic bushing seal (12) from fuel pump front cover (13). Discard plastic bushing seal (12).

2. Remove screw (20), lockwasher (19), and washer (18) securing fuel pump front cover (13) to fuel pump (16). Discard lockwasher (19).

3. Remove five screws (17), fuel pump main housing (15), and gasket (14) from fuel pump front cover (13). Discard gasket (14).

4. Repair fuel pump front cover and governor (WP 0038 00).

11 12

13 14

20 19

END OF WORK PACKAGE

PDF page 308
TM page 0034 00-1