Replacing Main Drive Belt

1. Put wooden blocks under each end of cutterbar frame.

2. Lower machine down on blocks.

3. Shut off tractor engine.

CAUTION: To avoid personal injury, support float springs before releasing tension completely. Float springs are heavy and will swing away from machine when disconnected.

4. Remove crank (A) from storage position and turn handle counterclockwise to release float spring tension.

5. Remove cap screw and nut, if equipped. Disconnect float springs (B).

A-Crank
B-Float Spring

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A-Cap Screw
B-Cover

C-Bolts
D-Screw

E-Door

F-Rear Cover

6. Remove two cap screws (A) and cover (B).

7. Remove three bolts (C) and screw (D).

8. Open door (E) and remove cover (F).

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9. Loosen nuts to relieve spring tension on idler (B).

10. Remove nut, washer and fixed idler sheave (C).

11. Remove nuts, washers and belt guide (A).

12. Remove v-belt from end sheaves.

13. Install new belt in reverse order of removal.

14. Connect float springs. Fasten with cap screw and nut, if equipped. Install bottom of float springs in same bell crank notch location as right-hand side float springs.

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15. Turn handle clockwise to increase float spring tension. Make sure tab on rocker plate (B) is inside slot (A) in frame. Remaining rocker plate tabs should alternate every 90 degrees and be seated in mating grooves.

16. Make sure crank lubrication fitting is facing toward the outside of machine.

17. Adjust platform float. (See procedure in Operating the Mower-Conditioner section.)

18. Adjust belt tension. (See procedure in this section.)

A-Slot
B-Rocker Plate

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