Snapper EI55224, EI7244 Snow Blower User Manual


 
15
Section 4 - REPAIR & ADJUSTMENTS
WARNING
Before attempting any adjustments, maintenance,
service, or repairs, stop engine and auger, always
remove key from ignition switch, remove spark plug
wire and secure wire away from spark plug. Before
tilting machine, drain all the fuel from fuel tank.
Allow engine to run, outdoors where fumes can be
safely dissipated, until all fuel is removed from
carburetor.
4.1.2. AUGER BELT ADJUSTMENT
(IDLER PULLEY ADJUSTMENT)
(Continued From Previous Page)
4. Recheck cable for proper extension.
5. Reinstall belt cover.
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. NOTE:
Auger and Drive Belts are difficult to install. It may
be necessary to allow an authorized Snapper
Dealer to install these belts.
1. Remove belt cover. See Figure 4.2.
2. Remove discharge chute.
3. Loosen both auger/impeller belt guides. See
Figure 4.4.
IMPORTANT: Wheel drive belt will have to be removed
from around engine drive pulley and engine shaft to
install auger drive belt.
4. Remove auger drive belt from around engine
pulley. See Figure 4.4.
FIGURE 4.4
5. Tilt machine forward to gain access to drive
system area. Secure machine in the tilted position
to prevent tipping over. Remove drive system cover
plate. See Figure 4.5.
FIGURE 4.5
6. Remove auger drive belt from drive disc pulley.
Route auger belt through drive system in between
rubber drive tire and drive disc.
7. Route new auger drive belt through drive
system. NOTE: New belt has to be routed in
between rubber drive tire and drive disc to position
it around auger pulley.
8. Reinstall wheel drive belt onto engine wheel
drive pulley. Make sure belt is also positioned in the
drive disc pulley groove.
9. Route auger drive belt around engine auger
drive pulley. Make sure belt is also positioned in the
drive disc pulley groove.
10. Position both belt guides to have a clearance of
1/8” from auger drive belt (when engaged) and
tighten securely.
11. Reinstall discharge chute, belt and drive system
covers and tighten screws securely.
12. Reinstall drive system cover plate.
13. See Sections 4.1.1. & 4.1.2. Auger Belt
Adjustment for new belt adjustment. Adjust belt as
described in these sections.
REMOVE DRIVE
SYSTEM COVER
LOOSEN
BELT
GUIDE
WHEEL DRIVE
BELT
LOOSEN
BELT GUIDE
DRIVE DISC
PULLEY
AUGER DRIVE BELT