MAC TOOLS MW250 Instrucciones de operaciones descargar pdf (Pagina 308)

100

101

TM 5-4310-452-14

5-15. CAMSHAFT REPLACEMENT.

This Task Covers:

a. Removal b. Installation

Initial Setup:

Equipment Conditions: Tools/Test Equipment:

• Engine set to top dead center (see paragraph • General mechanic's tool kit

5-4). Materials Parts:

• Front cover removed (see paragraph 5-6). • Lubricating oil (Item 7, Appendix E)

a. REMOVAL

NOTE

• The engine must be upside down to perform this task.

• If required for valve train mechanism maintenance (see paragraph 5-13), only perform step 3.

1. Remove stop cap (5) and spring (4) from camshaft (1) and sprocket (3).

2. Remove camshaft (1) and sprocket (3) from engine block.

3. Remove tappets (2) from engine block.

b. INSTALLATION I

1. Install tappets (2) in engine block.

2. Apply a light coat of lubricating oil to camshaft journals. Install camshaft (1) and sprocket (3) in engine block.

3. Install spring (4) and stop cap (5) in place on camshaft (1) and sprocket (3).

FOLLOW-ON TASKS:

• Install front cover (see paragraph 5-6).

TA505579

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MAC TOOLS MW250 Instrucciones de operaciones Pagina 308

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