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

The traction drive belt tension is adjusted through spring tension. To adjust spring tension:

1.Tighten or loosen nut (A, Figure 22) to achieve prop- er belt tension. Belt deflection should be approxi- mately 1/8" halfway between the engine pulley (C, Figure 21) and idler pulley (D).

2.Tighten adjustment nut of the tension spring until expanded spring length is 6-3/8" maximum. For mea- surement purposes, the spring can be reached through the access pan beneath the engine.

Troubleshooting, Adjustment, & Service

D

A

B

1/8” Max.

C

Figure 21 - Traction Drive Belt Adjustment

A.Transmission Pulley

B.Drive Belt

C.Engine Pulley

D.Idler Pulley

Figure 22 - Traction Drive Belt Adjustment A. Adjustment Nut

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Snapper BC25H, FB15250KW, BC25BE, GM2515KAW, GM2513H, GM2513BS manual Traction Drive Belt Adjustment, For S/N 071601076 up
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GM2513BS, GM2515KAW, BC25BE, BC25H, GM2513H specifications

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