Sears 944.529571 - Manual (Page 18)

SERVICE AND ADJUSTMENTS
TO REPLACE BELTS (See Fig. 22)
The auger and traction drive beits are not adjustabie. If the
beits are damaged or begin to siip from wear, they shouid
be repiaced. It is recommended that the beit(s) be repiaced
by a Sears service center/department,
NOTE: It is recommended that both the auger and traction
drive beit be repiaced at the same time.
The V-beits on your snow thrower are of speciai construction
and shouid be repiaced by originai equipment manufacturer
(OEM) beits avaiiabie from your nearest Sears service
center/department. Using other than OEM beits can cause
personai injury or damage to the snow thrower.
A
FRAME
ASSEMBLY
WARNING: Belt replacement requires
separation of the snow thrower. While
separating the auger housing from the
frame assembly, It Is Important that
an assistant stand In the operating
position and hold the snow thrower
handles. Serious personal Injury and/
or damage to the unit could occur if
the snow thrower should fall during
the belt changing process.
AUGER
HOUSING
HANDLES
1, REMOVE GASOLINE FROM FUEL TANK - Drain
gasoiine from fuei tank into a suitabie container, out­
doors, away from fire or flame. Wipe up any spiiied
gasoiine,
2, REMOVE DISOHARGE GHUTE - Loosen iocknut
securing chute rotator head to mounting bracket oniy
enough to aiiow chute rotator head to be raised and
discharge chute to be removed from snow thrower,
3, REMOVE BELT OOVER - See “TO REMOVE BELT
OOVER” in this section of this manuai,
4, REMOVE ENGINE PULLEY-Remove bolt, flat washer
securing puiiey to engine crankshaft. Remove outside
(auger) puiiey oniy from crankshaft,
5, SEPARATE SNOW THROWER - With your assistant
standing in the operating position hoiding the handles,
remove the two (2) bolts holding the auger housing
and frame together.
A WARNING: As the last bolt Is removed,
have your assistant carefully lower the
handles down to the ground.
6. REMOVE HAIRPIN FROM OLUTOH ROD and re­
move clutch rod from swing piate. Tip swing pi ate
forward,
7, REMOVE AUGER BELT from around puiiey.
8, RELIEVE TENSION ON TRAOTION DRIVE BELT
IDLER and remove traction drive beit from around
puiieys,
HINT: Insert a 3/8" drive ratchet (in the “ON” position) into
the square hoie in idler arm and rotate ratchet clockwise
to reiieve tension,
9, With tension reiieved on idler, install new traction drive
beit around puiieys and inside beit keepers,
10, Instaii ciutch rod in swing piate; secure with hairpin,
11, Piace auger beit around and inside the groove of auger
puiiey oniy,
12, Whiie your assistant siowiy raises handles to rejoin
the auger housing and frame assembiy, puii up on the
auger beit and squeeze sides together above puiiey
so beit is fuiiy seated in groove of puiiey,
13, Move idier arm so it does not hit impeiier puiiey as you
bring snow thrower compieteiy together and check
carefuiiy for proper routing of beits. If auger belt has
become dislodged from the pulley (by catching the idier
arm bracket whiie bringing snow thrower together),
separate the snow thrower and repeat step 12, Beit
must be fuiiy seated in puiiey groove when bringing
the snow thrower together,
Instaii the two (2) hex boits and tighten secureiy,
INSTALLENGINE PULLEY-Piace beitin puiiey groove
and siide puiiey on crankshaft, Instaii fiat washer, boit
and tighten secureiy (41-47 N-m torque). Make sure
beit is inside beit keeper,
INSTALL BELT OOVER and two (2) screws. Tighten
secureiy,
INSTALL DISOHARGE GHUTE - See “INSTALL DIS-
GHARGE GHUTE / GHUTE ROTATER HEAD” in the
Assembiy / Pre-Operation section of this manuai.
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15,
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