Replacing Engine Fan Drive Belt

NOTE: Engine fan drive belt is equipped with an automatic tensioner which DOES NOT require adjustment.

1. Insert breaker bar in square of tensioner (A).

2. Pull on breaker bar to relieve tension on belt (B).

3. Remove belt from fan sheave and slowly release tensioner.


A-Tensioner
B-Belt

N75485

View From Below Machine

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4. Loosen jam nut (A).

5. Loosen adjusting nut (B) to release tension on belt (C).

6. Remove belt (C) from lower sheave (D).

7. Replace belts in reverse order of removal.

8. Tighten rotary screen drive belt to proper tension using tension indicator (E).


A-Jam Nut
B-Adjusting Nut
C-Belt
D-Sheave
E-Tension Indicator

N75486

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