924Gz Wheel Loader Caterpillar

Alternator Belt

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Illustration 1	g00627656

1. Open the engine access door on the left side of the machine.

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Illustration 2	g00627658

2. Inspect the condition of the alternator belts and the adjustment of the alternator belts. The alternator belts should deflect 14 to 20 mm (0.55 to 0.79 inch) under 110 N (25 lb) of force.

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Illustration 3	g00627659

3. Loosen mounting bolt (1). Loosen adjusting locknut (2) .

4. Move the alternator until the correct tension is reached.

5. Tighten adjusting locknut (2). Tighten the mounting bolt (1) .

6. Recheck the belt deflection. If the amount of deflection is incorrect, repeat Step 3 to Step 5.

7. Close the engine access door.

Air Conditioner Belt (If Equipped)

1. Stop the engine in order to inspect the air conditioner belt.

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Illustration 4	g00627660

2. Inspect the condition of the air conditioner belt and the adjustment of the air conditioner belt. The air conditioner belt should deflect 14 to 20 mm (0.55 to 0.79 inch) under 110 N (25 lb) of force.

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Illustration 5	g00627661

3. Loosen compressor bracket mounting bolt (1). Loosen adjusting locknut (2) .

4. Move the compressor until the correct belt tension is reached.

5. Move the compressor until the correct belt tension is reached. Tighten adjusting locknut (2). Tighten the compressor bracket mounting bolt (1) .

6. Recheck the belt deflection. If the amount of deflection is incorrect, repeat Step 3 to Step 5.

7. Start the engine. If poor cooling is still experienced, turn off the air conditioner. Stop the engine. Notify your Caterpillar dealer for air conditioner system service, if necessary.