19
Figure 22 - Traction Drive Belt Adjustment A. Adjustment Nut
The traction drive belt tension is adjusted through spring tension. To adjust spring tension:
n 1. Tighten or loosen nut (A, Figure 22) to achieverp op-io
er belt tension. Belt deflection should obe app oxi-t mately 1/8" halfway between the enginefpulley (C,c Figure 21) and idler pulley (D).
2. Tighten adjustment nut of the theension spring until u expanded spring length is 6o-3/8" maximum. For mea-dsurement purposes, the spring can be reached o
through the access panNbeneath engine. r ep R
TRACTION DRIVE BELT ADJUSTMENT
If the mower drive is not functioning properly, the drive belt may need to be adjusted;
For S/N 0 - 071601075
The traction drive belt tension is adjusted by a bolt and screw system. To adjust belt tension:
1. Loosen traction drive idler pulley lock nut (D, Figure 19).
2. Loosen or tighten traction drive idler pulley adjust- ment nut (E, Figure 19) as required. Belt deflection should be approximately 1/8" halfway between the engine pulley (C, Figure 21) and idler pulley (D) with 10 lbs. of pressure on the belt.
3. Tighten idler pulley lock nut.
4. Test mower and repeat adjustment as required.
For S/N 071601076 - up

Troubleshooting, Adjustment, & Service

D

A

B

1/8” Max.

C

Figure 21 - Traction Drive Belt AdjustmentA.Transmission PulleyB.Drive BeltC.Engine PulleyD.Idler Pulley