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2.
Remove (3) self tapping screws, (2) capscrews,
(1) washer and (2) nuts securing belt cover to
snowthrower frame (Fig. 14). Set belt cover
aside.
3.
REMOVING BELT (Fig. 15)–Push down on
idler pulley allowing belt to be removed from
rotor pulley, brake arm assembly, and engine
pulley.
4.
INSTALLING BELT (Fig. 15)–Loop belt around
engine pulley, under idler pulley, over roller,
through brake assembly, and around rotor pulley.
IMPORTANT: Belt must be on top of roller
as shown.
5.
Reinstall belt cover. Tighten fasteners securely,
but DO NOT OVERTIGHTEN.
Replacing Spark Plug
(Fig. 16-18)
Before each snow season, check the spark plug. If
electrodes in center of plug are dark or have
deteriorated, install a new plug. Use an NGK
BPMR4A spark plug and set gap at .032" (.81 mm).
1.
REMOVE CONTROL PANEL
(Fig. 16)–Remove (3) capscrews securing
control panel to housing. Remove ignition key
and lift off panel, allowing it to hang on recoil
rope.
2.
REMOVE SPARK PLUG (Fig. 17)–Pull wire
off spark plug and remove plug. Examine the
plug and replace if cracked, fouled or dirty. DO
NOT SANDBLAST, SCRAPE OR CLEAN
SPARK PLUG BECAUSE DIRT MAY
RELEASE AND FALL INTO CYLINDER
CAUSING ENGINE DAMAGE.
3.
INSTALL SPARK PLUG–Set air gap (Fig. 18)
between electrodes at .032" (.81 mm). Install
plug and tighten to 15 ft–lb (20.4 N m). If torque
GB–12
All manuals and user guides at all-guides.com
Adjusting Carburetor
The carburetor has been factory set, and no
adjustment is required. However, when operating
snowthrower at altitudes of 5000 feet above sea level
or higher, carburetor jets may have to be changed.
Contact your local Authorized Toro Service Dealer
for assistance.
Replacing Rotor Blades
(Fig. 19-20)
Before each snow season, inspect rotor blades for
wear. When blade edge has worn to the wear indicator
hole (Fig. 19), the blades must be replaced to ensure
proper performance and prevent damage to underside
of snowthrower. Always replace both blades at the
same time.
Removing Old Blade
1.
2.
3.
4.
wrench is not used, tighten plug firmly. Push
wire onto spark plug and reinstall control panel
with (3) capscrews.
Note:
Whenever rotor blades are replaced,
scraper should also be replaced to
ensure proper snowthrower operation
and performance.
Remove (4) torx screws and (4) locknuts
securing outer edges of rotor blade to rotor shaft
assembly (Fig. 20).
Next, remove (2) hex–head capscrews, spacers
and locknuts securing center of blade to steel
plates (Fig. 20).
Loosen the hex-head screw securing the rotor
halves to the auger shaft assembly (Fig. 20).
Slide the blade out from between the rotor halves
(Fig. 20).
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