Maintenance
Figure16
Right-HandSideofUnitShown
1.Re-installspringinouter
holestoreducespring
tension.
3.Removee-ringand
washer.
2.Weighttransferspring.
7.Re-installtheleftfender.
8.Foradditionalweighttransferadjustment,repeat
steps4through7ontherightsideoftheunit.
CasterPivotBearings
Pre-LoadAdjustment
Removedustcapfromcasterandtightennylocnut
untilwashersareatandbackoff1/4ofaturn
toproperlysetthepre-loadonthebearings.If
disassembled,makesurethespringdiscwashersare
reinstalledasshowninFigure17.
Figure17
1.Springdiscwashers
ClutchShim
Somelatermodelyearunitshavebeenbuiltwith
clutchesthatcontainabrakeshim.Whentheclutch
brakehasworntothepointwheretheclutchno
longerengagesconsistently,theshimcanberemoved
toextendtheclutchlife.
Figure18
1.Armature5.Brakespacer
2.Fieldshell6.Re-gapshim
3.Rotor7.Brakepole
4.Brakemountingbolt
RemovingtheShim:
1.Stopengine,waitforallmovingpartstostop,
andremovekey.Engageparkingbrake.Allow
themachinetocoolcompletelybeforestarting
theseinstructions.
2.Usingapneumaticline,blowoutanydebris
fromunderthebrakepoleandaroundthebrake
spacers.
Figure19
35