FUEL DAMPER AND HEAD

TM 9-2815-225-34&P · Work Package 0035 00

DISASSEMBLY, CLEANING AND INSPECTION, ASSEMBLY

INITIAL SETUP

Tools and Special Tools                             Equipment Condition
 General mechanic’s tool kit: automotive             Fuel damper and head removed from fuel
    (Item 1, WP 0061 00)                               pump (WP 0033 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)

Material/Parts
 Lubricating oil (Item 19, WP 0060 00)
 Sealing compound (Item 25, WP 0060 00)
 Rectangular ring seal
   (Item 1, Table 18, WP 0062 00)
 Rectangular ring seal
   (Item 2, Table 18, WP 0062 00)
 Fuel pump damper diaphragm
   (Item 3, Table 18, WP 0062 00)
 Nylon washer
   (Item 4, Table 18, WP 0062 00)

DISASSEMBLY

1. Remove two screws (1), plate (7), nylon washer (6), rectangular ring seal (5), fuel pump damper diaphragm (4), and rectangular ring seal (3) from filter head (2). Discard rectangular ring seals (3) and (5), fuel pump damper diaphragm (4), and nylon washer (6).

2. Remove pipe plug (8) from filter head (2).

CLEANING AND INSPECTION

1. For general parts cleaning information, refer to CLEANING, WP 0051 00.

2. For general parts inspection information, refer to INSPECTION, WP 0051 00.

3. Inspect filter head (2) and plate (7) for corrosion, excessive wear, and cracks. Discard damaged or worn parts.

4. Inspect filter head (2) for stripped threaded holes or plugged fuel passages. Repair any stripped holes and clean any plugged fuel passages.

ASSEMBLY

1. Apply sealing compound to pipe plug (8) and install on filter head (2).

2. Install new rectangular ring seal (5) and new nylon washer (6) on plate (7).

3. Install new rectangular ring seal (3) on filter head (2).

4. Apply lubricating oil to new fuel pump damper diaphragm (4) on plate (7). Ensure that fuel pump damper diaphragm (4) is clean.

5. Install plate (7) on filter head (2) with two screws (1). Apply sealing compound to pipe plug (8) and tighten screws (1) 11–13 lb-ft (15–18 N•m).

6. For installation of fuel damper and head, refer to WP 0040 00.