MacDon MD #215186 A R2 Installation guide

R216RotaryDiscHeader

CUTTERBARDISCKITS(MD#325735and325736)

INSTALLATIONINSTRUCTIONS



215186 RevisionA Page1of6

TheClockwiseCutterbarDisckit(MD#325735)andtheCounterclockwiseCutterbarDisckit(MD#325736)are

usedtoreplaceddamageddiscsatpositions2or9[seconddiscfromeachendofthecutterbarasshowninthe

illustrationbelow]onaMacDonR216

RotaryDiscHeader.Thesediscsrequireaccelerators,unlikethediscsin

positions3–8.



Figure1:CutterbarDiscPositions

Thisdocumentexplainshowtoinstallthekits.Alistofpartsincludedinthekitsisprovided.

NOTE:Youwillneedtoordertwoofbladenut(MD#246300)separately.It

isnotincludedinthiskit.

NOTE:KeepyourMacDonpublicationsup‐to‐date.Themostcurrentversionofthisinstructioncanbedownloaded

fromourDealer‐onlysite(https://portal.macdon.com)(loginrequired).

NOTE:ThisdocumentiscurrentlyavailableinEnglishonly.

InstallationTime

Installationtimeisapproximately15minutes

perkit.

Conventions

Thefollowingconventionsareusedinthisdocument:

 Rightandleftaredeterminedfromtheoperator’sposition.Thefrontoftheheaderisthesidethatfaces

thecrop;thebackoftheheaderisthesidethatconnectstothewindrower.

 Unlessotherwisenoted,use

thestandardtorquevaluesprovidedintheheaderoperator’smanualand

technicalmanual.



R216RotaryDiscHeader

CUTTERBARDISCKITS(MD#325735and325736)

INSTALLATIONINSTRUCTIONS

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215186 RevisionA Page2of6

PartsList

Thesekitsincludethefollowingparts:



Ref

Part

Number

Description

Quantity

MD#325735

Clockwise

MD#325736

Counterclockwise

1

281966

ACCELERATOR,CLOCKWISE,PAIR 1

2

281967 ACCELERATOR,COUNTERCLOCKWISE,PAIR

 1

3

281370 ASSEMBLY

–

DISC,425MM

1 1





A

246303 NUT

–

ACCELERATOR

2 2

B

281965 BOLT

–

ACCELERATOR

2 2

C

281605 BOLT

–

ACCELERATOR

2 2





Bolts(MD#281965)areshippedwiththeaccelerators,butarenotrequiredinthesekits.

R216RotaryDiscHeader

CUTTERBARDISCKITS(MD#325735and325736)

INSTALLATIONINSTRUCTIONS

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215186 RevisionA Page3of6

InstallationInstructions

ToinstalltheCutterbarDisckits,followthesesteps:



DANGER

Toavoidbodilyinjuryordeathfromunexpectedstart‐uporfallofaraisedmachine,stoptheengine,remove

thekey,andengagethewindrowerliftcylindersafetypropsbeforegoingunderamachineforanyreason.



WARNING

Discbladeshavetwosharpcuttingedgesthatcancauseseriousinjury.Becarefulandweargloveswhen

workingaroundtheblades.

NOTE:Allpartsareprovidedinthekitunlessotherwisespecified.

NOTE:Youwillneedtoordertwoofbladenut(MD#246300)separately.Itisnotincludedin

thiskit.

1. Removethepartsfromthekitandcomparethemwiththepartslistprovidedinthisinstructiontoensurethat

nothingismissing.

2. Raisetheheader.

3. Shutofftheengine,andremovethekeyfromtheignition.

4. Engagethesafetypropsonbothlift

cylindersas

follows:

a. Pulllever(A)towardyoutorelease,andthen

rotateittowardtheheadertolowerthesafety

propontothecylinder.

b. Repeatforoppositeliftcylinder.



IMPORTANT:Ensurethesafetypropsengage

overthecylinderpistonrods.Ifasafetyprop

doesnotengage

properly,raisetheheaderuntil

thesafetypropfitsovertherod.



5. Openthecutterbarcurtain.Forinstructions,refertotheheaderoperator’sortechnicalmanual.

 

Figure2:WindrowerSafetyPropLever

R216RotaryDiscHeader

CUTTERBARDISCKITS(MD#325735and325736)

INSTALLATIONINSTRUCTIONS

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Removeexistingdiscandblades

6. Locatethedisctobereplaced(atposition2or

position9onthecutterbar).

7. Rotatedisc(A)soblade(B)facesforwardandlines

upwithhole(C)intherockguard.

8. Placeapin

(orequivalent)inthefrontholeofthe

neighboringrockguardtopreventdiscrotation

whilelooseningbolts.



9. Cleandebrisfromthebladeattachmentarea.

10. Removenut(A)anddiscard.



IMPORTANT:Nutsareone‐timeuseonly.When

relocatingorchangingablade,replaceusinga

NEW

nutonly.

11. Removeshoulderbolt(B)andblade(C).Retainfor

reinstallation.

12. RepeatSteps7–11toremoveseconddiscblade.



13. RemovefourM12bolts(A)andwashers.Retainfor

reinstallation.

14. Removecutterbardisccap(B).Retainfor

reinstallation.

15. Removecutterbardisc(C).Discard.



 

Figure3:DiscBladeAlignedwithHoleinRockGuard

Figure4:RemovingDiscBlade

Figure5:ExistingDiscwithDiscBladesRemoved

R216RotaryDiscHeader

CUTTERBARDISCKITS(MD#325735and325736)

INSTALLATIONINSTRUCTIONS

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215186 RevisionA Page5of6

Installnewdiscandaccelerators

16. Positionnewdiscassembly(A)(MD#281370)onthe

spindle,ensuringthatitispositionedata90°angle

inrelationtotheadjacentdiscs.

17. Installretainedcutterbardisccap(B),andsecure

assemblywithfourretained

M12boltsand

washers(C).Torqueboltsto85Nm(63lbf∙ft).

18. Removehardware(D)securingbladehardware

guards(E)tonewdisc.Discardhardwareandguards.



19. Positionaccelerator(B)(disc2clockwise:

MD#281966;disc9counterclockwise:MD#281967)

onthedisc,andsecureit

tothediscandblade

holder(C)withacceleratornut(A)(MD#246303)

andacceleratorbolt(D)(MD#281605).DoNOT

tightenatthistime.



NOTE:Acceleratorsarematchedbyweightandsold

inpairstoeliminateimbalanceissues.Onlyinstall

matchedsetsofaccelerators.



20. Installretainedblade

(C)withretainedbolt(B)and

purchasedbladenut(A)(MD#246300).



Figure7:InstallingNewAccelerator

Figure8:InstallingRetainedDiscBlade

Figure6:NewDiscInstalled

R216RotaryDiscHeader

CUTTERBARDISCKITS(MD#325735and325736)

INSTALLATIONINSTRUCTIONS

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215186 RevisionA Page6of6



21. Torqueinteriornut(A)to58Nm(43lbf∙ft).

22. Torqueexteriornut(B)(closesttoblade)to125Nm

(92lbf∙ft).

23. RepeatSteps19–22forthesecondaccelerator

andblade.



WARNING

Ensurethecutterbariscompletelyclearofforeignobjects.Foreignobjectscanbeejectedwithconsiderable

forcewhenthemachineisstartedandmayresultinseriousinjuryormachinedamage.

24. Removethepin(orequivalent)fromthefrontholeoftherockguard.

25. Closethecutterbarcurtain.For

instructions,refertotheheaderoperator’smanualortechnicalmanual.



Theinformationinthispublicationisbasedontheinformationavailableandineffectatthetimeofprinting.

MacDonIndustries,Ltd.makesnorepresentationorwarrantyofanykind,whetherexpressedorimplied,

with

respecttotheinformationinthispublication.MacDonIndustries,Ltd.reservestherighttomakechangesatany

timewithoutnotice.

Figure9:HardwareSecuringAcceleratorand

DiscBlade

MacDon MD #215186 A R2 Installation guide

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