Snapper LE3170R Safety Instructions & Operator's Manual page 12

Section 4 - REPAIR & ADJUSTMENTS
WARNING
DO NOT attempt any adjustments, maintenance,
service, or repairs with engine running. Stop auger.
Stop engine. Remove key. Remove spark plug wire
and secure wire away from spark plug.
4. Push the spring tensioned idler pulley down and
install new belt. See Figure 4.5.
BELT COVER
RETAINING STUDS
SHOWN REMOVED
4.1.2. AUGER BELT IDLER PULLEY
ADJUSTMENT
(Continued From Previous Page)
3. Loosen nut and bolt that secures the idler pulley to
idler arm. Move idler pulley down for more tension or
up for less tension on belt. See Figure 4.3. Retighten
bolt and nut securely.
4. Recheck cable for proper extension. Refer to
Section "Auger Belt Cable Adjustment".
5. Reinstall belt cover.
IDLER PULLEY ASSEMBLY SHOWN
EXPLODED TO SHOW DETAIL OF
IDLER ARM SLOT
MOVE IDLER PULLEY
UP TO DECREASE OR
DOWN TO INCREASE
TENSION ON BELT
BELT COVER
RETAINING
REMOVE BELT
GUIDE TO
INSTALL BELT
FIGURE 4.4
FIGURE 4.3
4.1.3. AUGER BELT REPLACEMENT
Inspect belt frequently for signs of excessive wear.
Visually check engine drive belt for cracking,
fraying, severed or belt strands exposed.
1. Remove belt cover. See Figure 4.2.
2. Remove both belt cover retaining studs.
2. Remove belt guide. See Figure 4.4.
3. Push the spring tensioned idler pulley down and
remove belt.
FIGURE 4.5
PUSH IDLER DOWN TO
REMOVE & INSTALL
AUGER BELT
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