Instructions / Assembly

27
SERVICE AND ADJUSTMENTS
CAUTION: Beforeservicingoradjusting
thesnowthrower,shutofftheengine,remove
thesparkplugwire(s),settheparkingbrake
andremovethekeyfromthetractorignition.
FIGURE 61
FIGURE 60
REPLACING AUGER BELT
• Disengagethetractor'sattachmentclutch.
• Lowerthesnowthrowertotheground.
• Removetheclevispins.Seegure54onpage23.
• Lockthesnowthrower'slifthandleinthedown
positiontodecreasebelttension.
• Releasethespringtensionfromtheaugerbeltidler
armonthebottomoftheclutch/idlerassembly.
• Removetheaugerdrivebeltfromtheclutch/idler
assemblyandfromthespiralaugerhousing.
• Installnewbeltovertopoflargeaugerdrivepulley
andunderthetwosideidlerpulleys.Twistthebelt1/4
turntoseatthe"V"ofthebeltinthegrooveofeach
idler pulley. Refer to gure 55 on page 23.
• Assemblethebeltontotheclutch/idlerassembly.
SKID SHOE ADJUSTMENT
• Theskidshoesaremountedoneachsideofthespiral
auger housing. They regulate the distance the scraper
plateisraisedabovetheplowingsurface.When
removingsnowfromagraveldrivewayoranduneven
surface,itisadvisabletokeepthescraperplateas
highabovethesurfaceaspossibletopreventpossible
damagetothespiralauger.Onblacktoporconcrete
surface,keepthescraperplateasclosetothesurface
aspossible.
• Raisethesnowthroweroffthegroundandplacea
blockundereachendofthescraperplate.Loosenthe
sixhexnutssecuringtheskidshoestothehousing.
Adjusttheskidshoesupordownandretightenthe
nutssecurely.Adjustbothskidshoestothesame
heighttokeepthehousingandthescraperplatelevel.
See gure 60.
LIFT RELEASE CABLE ADJUSTMENT
• Iftheliftroddoesnotlockthesnowthrowersecurely
in the transport position, loosen the upper hex nut on
theliftbracketafewturnsandtightenthelowerhex
nut. Refer to gure 48 on page 21.
• Iftheliftrodfailstounlockcompletelytolowerthe
snow thrower, loosen the lower hex nut on the lift
bracketafewturnsandtightentheupperhexnut.
Refer to gure 48 on page 21.
CLUTCH DISENGAGEMENT ADJUSTMENT
(For tractors with engagement rod clutches only.
Not for electric clutches or cable clutches)
If the spiral auger on the snow thrower does not stop
whentheattachmentclutchleveronthetractoris
disengaged,thenadjustmentisnecessary.Proceedas
follows.Referbacktogure33onpage16.
• Placetheattachmentclutchleverinthedisengaged
position.
• Removethehairpincotterfromtheengagementrod
trunnion and lift the trunnion out of the hole in the idler
arm.
• Screwthetrunnionafewturnstowardsthefrontend
of the rod.
• Replacethetrunnionintotheholeintheidlerarmand
secure it with the hairpin cotter.
 Checktheoperationofthesnowthrower.Ifthespiral
augersstilldonotstop,repeattheabovestepsuntil
theaugersstopwhentheattachmentclutchleveris
placed in the disengaged position.
SPIRAL AUGERS
• Thespiralaugersaresecuredtotheaugershaftwith
twoshearboltsandnylocknuts.Ifyouhitaforeign
objectorificejamstheaugers,thesnowthroweris
designedsothattheboltswillshear.
• Iftheaugerswillnotturn,checktoseeiftheshear
boltshavesheared.Seegure61.Tworeplacement
shearboltsandnylocknutshavebeenprovidedwith
thesnowthrower.Forfutureuseorderpartnumber
42489shearboltandnumber47810nylocknut.