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M0087475-06
Remove the belt. Refer to Disassembly and
Assembly.
Note: Note the belt position on the pulleys if the belt
is to be reused.
Ensure that the belt tensioner is securely installed.
Visually inspect the belt tensioner (1) for damage.
Check that the pulley on the tensioner rotates freely
and that the bearing is not loose.
Belts - Inspect/Adjust
Note: This procedure applies to engines in constant
speed applications.
To maximize the engine performance, inspect the
belt for wear and for cracking. Replace the belt if the
belt is worn or damaged.
Fan Belts
• Inspect each belt for cracks, splits, glazing,
grease, displacement of the cord and evidence of
fluid contamination.
Fan Belts Adjust
Illustration 78
Typical example
i08390629
Illustration 79
Typical example
1. Loosen bolts (1) and (2), also loosen nut (3).
2. Loosen bolt (4) and nut (7).
Adjust nuts (5) and (7) in order to increase or
decrease the tension on union (6). This action will
tension the belts, the belts must be tensioned to
730 N (164 lb). To check accurately the belt tension,
a suitable gauge should be used.
1. Tighten nuts (5) and (7) securely. Tighten bolts (1)
and (2), also tighten nut (3). Tighten nut and bolts
to a torque of 89 N·m (65 lb ft). Tighten bolt (4) to
a torque of 100 N·m (73 lb ft).
Coolant Pump Drive Belt
• Inspect the belt for cracks, splits, glazing, grease,
displacement of the cord and evidence of fluid
contamination.
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Maintenance Section
Belts - Inspect/Adjust
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