2.Movethecuttingunitintopositioninfrontofthe
tractionunit.
3.Measurethedistancefromtheendoftheright-hand
pusharmtothecenteroftheballjoint(greasetting)
(Figure6).Thedistanceshouldbe70mm(2-3/4
inches).Ifthedistanceisnot70mm(2-3/4inches),
loosenthejamnutsecuringtheballjointtothepush
armandrotatetheballjointinoroutuntilthecorrect
distanceisattained(Figure6).Donottightenthejam
nutatthistime.
Figure6
1.Right-handpusharm
4.Capscrewsandwashers
2.Castorarm
5.Balljoint
3.Balljointmount6.Jamnut
4.Haveanotherpersoncarefullypushdownonthepush
armuntiltheholesintheballjointmountlineupwith
theholesinthecastorarm.Immediatelyslidea4x4
inchblockofwoodbetweenthetopofthepusharm
andtheundersideofthechassis.
5.Securetheballjointmounttothecastorarmwith2
capscrews(7/16x3inches),atwashers(7/16inches),
andangenuts(7/16inches).Positiontheatwashers
totheoutsideofthecastorarm.
6.Tightenthelargejamnutsecuringtheballjointtothe
pusharm(Figure6).Whentighteningthejamnut,hold
theballjointstraighttopermitproperoscillationduring
raisingandloweringofthecuttingunit.Carefully
removethewoodblockholdingthepusharmdown.
4
ConnectingtheLeft-Hand
PushArmtotheCuttingUnit
NoPartsRequired
Procedure
WARNING
Theleft-handpusharmisspringloadedtoabout68
kg(150lb.).Suddenreleaseofthepusharmcould
causeinjury.
Anotherpersonisneededtopushthearmdown
duringthisprocedure.
1.Removethe2capscrews,atwashers,andangenuts
securingtheleft-handballjointmountandchain
brackettotheleft-handcastorarm(Figure7).Remove
theballjointmountandchainbracket.
2.Removethecotterpinandcastlenutsecuringthe
left-handballjointmounttotheleft-handpusharmon
thetractionunit.Installtheballjointmount(removed
fromthecastorarm)tothepusharmwiththecastle
nutandcotterpinpreviouslyremoved(Figure7).
3.Measurethedistancefromtheendoftheleft-hand
pusharmtothecenteroftheballjoint(greasetting)
(Figure7).Thedistanceshouldbe64mm(2-1/2
inches).Ifthedistanceisnot64mm(2-1/2inches),
loosenthejamnutsecuringtheballjointtothepush
armandrotatetheballjointinoroutuntilthedistance
isattained(Figure7).Donottightenthejamnutat
thistime.
10