Yard-Man 31AE6GKF500 User Manual page 16

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Maintainin,
Keep all grease and oil
Offof the rubber friction
wheel and aluminum
drive ,
i
Engine
Referto the separateengine manualpackedwith your
unitfor all enginemaintenance.
Lubrication
Engine
Referto the separateengine manualpackedwith your
unitfor all enginelubricationinstructions.
Gear Shaft
Thegear (hex) shaftshouldbe lubricatedat least once
a seasonor after every25 hoursof operation.
1. Carefullypivotthe snowthrowerup and forwardso
that it restson the augerhousing.
2. Removethelowerframe coverby removingthe two
screwswhichsecureit.
3. Applya lightcoatingof an all-weathermulti-purpose
oil to thehex shaft. See Figure6-1.
NOTE:Avoidgettingoil on rubberfrictionwheeland
aluminumdriveplate.
Wheels
At leastonce a season,removeboth wheels.Cleanand
coat theaxles with a multipurposeautomotive grease
beforereinstalling wheels.
Chute Directional Control (optional)
Oncea season,thejoystickshouldbe lubricatedwith
petroleum jelly,linseedoil, mineraloil, paraffinwax or
3-in-1oil.
Auger Shaft
At leastonce a season,removethe shearpinson auger
shaft. Spraylubricantinside shaft, aroundthe spacers.
Alsolubricatethe flangebearingsfoundat eitherend of
the shaft. See Figure6-2.
Augers
• Theaugersare securedto the spiralshaftwith two
shearpinsand cotterpins. If the augershouldstrike
a foreignobject or icejam, the snowthroweris
designedso that the pinsmay shear.Referto Figure
6-2.
If the augerswill notturn, checkto seeif the pins
havesheared.One set of replacement s hearpins
hasbeen providedwith the snowthrower.When
replacingpins, sprayan oil lubricantintoshaft before
inserting newpins.
Shave Plate and Skid Shoes
Theshaveplateand skid shoeson the bottomof the
snowthrowerare subjectto wear.Theyshouldbe
checkedperiodicallyand replacedwhennecessary.
Toremoveskid shoes:
.
2.
Removethefour carriagebolts and hexflangenuts
which securethem to the snowthrower.
Reassemble new skid shoeswith the fourcarriage
bolts (two on each side)and hexflange nuts.Refer
to Figure6-3.
Figure 6-1
Figure 6=2
Figure 6=3
J
Toremoveshaveplate:
1. Removethecarriageboltsand hexnuts whichattach
itand the skid shoesto the snowthrowerhousing.
2. Reassemble new shaveplate,makingsureheadsof
carriagebolts are to the inside of housing.Tighten
securely.
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