Yard-Man 769-03342 Snow Blower Owners Manual by MTD

6
Maintaining
Your Snow
Thrower
Changing Friction Wheel
Rubber
Drain the gasoline from the snow thrower,
or place a piece of plastic under the gas
cap.
Friction
Wheel
Assembly
Tip the snow thrower up and forward, so
Remove hex
that it rests on the housing.
screw and
washer
hexSlideshaft
Remove screws from the frame cover
underneath the snow thrower. See Figure
16.
Remove the right wheel from the axle.
Using a 3/4” wrench, hold the hex shaft
and remove the hex bolts and cupped
washer and bearing from left side of the
frame. Refer to Figure 32.
Holding the friction wheel assembly, slide
the hex shaft out of the right side of the
unit. The spacer on the left side of the
hex shaft will fall and the sprocket should
remain hanging lose in the chain.
Hex Shaft
Figure 32
Lshaftift thande fricthetiondrivewheeshaftl assassemblies.embly out between  the axle
Remove four screws securing the friction wheel rubber
between the friction wheel plates. See Figure  33.
Discard old rubber.
Reassemble the new friction wheel rubber  to the
friction wheel assembly, tightening the four screws
in rotation and with equal force. It is important  to as-
semble the rubber on the friction wheel  symmetrically
for proper functioning.
WARNING
The rubber on the fric-
tion wheel is subject
to wear and should be
checked after the first
25
hours of operation,
and periodically
thereafter. Replace
the friction wheel
rubber if any signs of
wear or cracking are
found.
Insert the pin from the shift arm assembly  into the
friction wheel assembly and hold assembly  in position.
Refer to Figure 34.
Friction Wheel
Slide the hex shaft through the right side  of the
housing and through the friction wheel assembly.
Figure 33
Insert the hex shaft through the sprocket and the
spacer. Make certain that the chain engages both the
large and the small sprocket.
NOTE: If the sprocket fell from the snow thrower while
removing the hex shaft, place the sprocket on the hex
shaft. Position the hex hub of the sprocket toward the fric-
tion wheel when sliding the sprocket  on to the hex shaft.
Slidepresstheintobearingthe holeontoon thetheleftleftsideend  ofthetheframe.hex shaft and
Secureearlier.  with the cupped washer and hex bolt removed
Secure the frame cover with self-tapping screws.
Put the snow thrower down to its normal operating
position.
NOTE:certain toIf youremoveplacedit.  plastic  film under the gas cap, be
Figure 34
19
Product Specification
CategoriesMTD Snow Blower Manuals, Snow Blower Manuals, Yard Man Snow Blower Manuals
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- 56 pages
Document TypeOwner's Manual
LanguageEnglish
Product BrandYard-Man, Snow Blower
Document File TypePDF
Publishermtdproducts.com
Wikipedia's PageMTD Products
CopyrightAttribution Non-commercial
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