MAC TOOLS MW250 Instructions d'exploitation télécharger pdf (Page 130)

100

101

TM 5-4310-452-14

4-35. IDLER PULLEY ASSEMBLY MAINTENANCE.

This Task Covers:

a. Removal c. Assembly

b. Disassembly d. Installation

Initial Setup:

Equipment Conditions: Materials/Parts:

• Engine off. • One gasket

• Left door assembly open. • One preformed packing

• Belt break switch removed (see paragraph 4-42).

• Blower assembly fan belt removed (see para- Tools/Test Equipment:

graph 4-33). • General mechanic's tool kit

• Battery cables disconnected (see paragraph • Arbor press

4-57). • Puller kit

a. REMOVAL

1. Remove nut (9), bolt (26), 2 washers (8), idler pulley assembly, and cover (7) from engine.

2. Remove preformed packing (6) from cover (7). Discard preformed packing.

b. DISASSEMBLY

1. Remove 3 countersunk screws (24), cover (23), and gasket (22) from V-belt pulley (17). Discard gasket.

2. Remove bolt (21), washers (12, 14, and 15), V-belt pulley (17), and nut (11) from pulley lever (13).

3. Remove ring (16) from V-belt pulley (17).

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MAC TOOLS MW250 Instructions d'exploitation Page 130

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