Snapper LT145H33FBV, LT145H38FBV Safety Instructions & Operator's Manual page 27

Section 4 - ADJUSTMENT & REPAIR
WARNING
DO NOT attempt any adjustments, maintenance or
service with the engine or blade running. STOP blade.
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.
4.4.7. TRACTION DRIVE BELT REPLACEMENT
(Continued from previous page)
4. Remove mounting nuts that secure the traction
drive belt idler tension pulley and stationary idler
pulleys. See Figure 4.34.
STATIONARY
IDLER
PULLEYS
ENGINE
PULLEY
VIEW FROM UNDERNEATH TRACTOR
FIGURE 4.34
5. Remove traction drive belt from engine pulley top
groove. See Figure 4.35.
REMOVE BELT
FROM PULLEY
FIGURE 4.35
6. Remove belt from center belt guide.
7. Pull belt until it can be removed from transmission
pulley.
TRANSMISSION
PULLEY
TENSION
REMOVE
IDLER
ALL
PULLEY
PULLEYS
Traction drive belt replacement
1. Place new traction drive belt over transmission
pulley and span to engine pulley.
2. Place belt into top groove of engine pulley.
3. Route belt through stationary and tension idlers.
See Figure 4.36.
DRIVE BELT
NOTE: When installing a new belt, make certain the
stationary idler is mounted in the hole closest to the L.H.
side of the tractor. See Figure 4.36.
4. Make certain belt is within belt guides of idlers.
5. Attach tension idler spring to tractor frame. See
Figure 4.37.
6. Reinstall mower deck in reverse order of removal.
RIGHT REAR
TRACTOR FRAME
27
TRANSMISSION
PULLEY
TENSION
IDLER
STATIONARY
IDLER
STATIONARY
IDLER BRACKET
BELT GUIDE
STATIONARY IDLER
FIGURE 4.36
CONNECT SPRING
TO FRAME
FIGURE 4.37