MAC TOOLS MW250 Instructions d'exploitation télécharger pdf (Page 105)

100

101

TM 5-4310-452-14

4-22. METERING FUEL PUMP MAINTENANCE (CON'T).

4. Inspect strainer (16) for cracks or breaks. Re-

place strainer if damaged.

c. ASSEMBLY

1. Position strainer (16), new preformed packing

(15), and cover (14) on metering fuel pump (3).

2. Install capscrew (12) and washer (13) in meter-

ing fuel pump (3).

d. INSTALLATION

1. Position new gasket (2) and metering fuel

pump (3) on injection pump drive assembly (1).

Install 3 nuts (10) and new lockwashers (11).

NOTE

Fluid passage bolt includes an

internal check valve.

2. Position 2 hoses (9) on metering fuel pump 3).

Install 3 washers (7) and fluid passage bolt (8) in

metering fuel pump.

3. Position 2 hoses (6) on metering fuel pump (3).

Install 3 washers (4) and fluid passage bolt (5)

in metering fuel pump.

FOLLOW-ON TASKS:

• Bleed fuel system (see paragraph 4-21).

• Start unit and check for leaks (see paragraph 2-12).

• Close left door assembly.

TA505440

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MAC TOOLS MW250 Instructions d'exploitation Page 105

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