Section 4 - ADJUSTMENT & REPAIR

WARNING

DO NOT attempt any adjustments, maintenance or service with the engine or blades running. STOP blades. STOP engine. Set brake. Remove key. Remove spark plug wire from spark plug and secure wire away from spark plug. Engine and components can be extremely hot. Avoid burns by allowing engine and components sufficient time to cool.

4.4.8.DECK BELT REMOVAL & REPLACEMENT 42" Deck Drive Belt

1.Place tractor on a firm level surface.

2.Turn engine "OFF". Remove key.

3.Remove mower deck. Refer to Section “DECK REMOVAL”.

4.Remove deck idler tension spring. Loosen bolts that secure the end of the spindle pulley covers and rotate cover around out of the way. See Figure 4.32 & Figure

TENSION IDLER

SPRING

REMOVE SPRING FROM

TENSION IDLER

FIGURE 4.32

5.Remove old belt.

6.Replace with new belt.

7.Reinstall both pulley covers.

8.Reinstall mower deck to tractor.

PULLEY

COVER

ROTATE PULLEY

COVER OUT OF

THE WAY

FIGURE 4.33

9.Adjust idler pulley belt guide if necessary to obtain 1/16" clearance between belt and belt guide. See Figure 4.34.

 

 

 

 

1/16” CLEARANCE

 

 

 

 

 

(TYPICAL)

 

 

 

 

 

BELT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TENSION

 

STATIONARY

 

 

 

 

 

 

IDLER

 

 

 

 

 

IDLER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BELT

 

 

 

 

 

GUIDE

 

 

 

 

 

 

 

 

 

 

 

 

SPINDLE PULLEYS

FIGURE 4.34

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Snapper LT160H42GBV, LT160H42GBV2, LT180H48GBV2 important safety instructions Tension Idler Spring Remove Spring from