17.Slideboththe#21Upperand#21LowerPowerShaftstotheleftandengage5/8"
"stepped"endsofShaftsintotheirrespective5/8"dia."bore"ofthepreviously
installed#26Bearings.PushShaftsfullytotheleftuntilShafts"steppedshoulder"
hitsbearing.
18.FromoutsideRight#1ARBodyWall,notethetworemainingendsof#21Upperand
LowerShaftsprotrudingthroughtheirrespective1-3/4"Bearingholes.Takethetwo
remaining#26Self-aligningBearings(assembledinStep#15)andwithhubofBearing
pointingoutward,engagethe5/8"dia.boreofBearingsonto"stepped"endsof#21
ShaftsandslideBearingstightagainst theoutsideof#1ARBodyWall.Notethegap
betweenshoulderof#21Shaftsandthe"face"oftheirrespective#26Bearing.
Determinehowmany5/8WIWashersarenecessaryto"shim"thisgap- thenremoveboth
Bearings,addshimWashers(equalnumberofWashersonendsofeachShaft)andre-
mountBearingsonShafts.Checkforpropershimming(donot"force-in"extrawashers)
andthenfromoutsideBody,insertfourremaining1/4-20x 1/2CarriageBoltsinto
BearinghousingsandsecureinsideBodywith1/4-20Locknuts.Tightensetscrewsin
both#26Bearingsandalsotighten1/4-20LocknutsholdingBearings.
19.Lockall#26BearingSetScrewsandcheckforsmoothrotationof#21Shafts-
removesome5/8WIWashersifyou'vefoundthey"wedgeorbind"Bearings'freerotation.
Insert 3/16sq.x 1 KeysineachPulleyhubengagingthe3/16slotintheirrespective
#21UpperorLowerPowerShaft.
20.Alignthetwo5"dia.#30Pulleyswiththepreviouslymounted#27IdlerPulleyso
theyallhavea commonverticalcenterlineandthis"centerline"isparallelwiththe
insideof#1ALBodyWall;thentightensetscrewsin#30Pulleys.Nextalignthe#31
Pulleyswiththeirmating#29Pulleysmountedon#20Shafts.(NoteDrawingstocheck
that#31PulleysonUpper#21Shaftalignwithmating#29Pulleysmountedtotheoutside
on#20Shafts.Alsocheckthatthe#31PulleysonLower#21Shaftalignwithmating#29
Pulleysmountedtotheinsideon#20Shafts.)Tightenallsetscrews.Slip#34Belts
aroundmatingPulleysperabovealignmentinstructions.
21.Assemble#15Rand15LClutchesatthistime- checkDrawingstonotedifference
between#15Rand#15L.
A.OnmodelsMD1200& MD1207:Using3/8-16x 3-1/4CapScrewwith3/8WIWasherover
oneend,slideinto#16Belt Guide.Followwiththree3/8WIWashers,slideinto#28
IdlerWheelandfollowwithfourmore3/8Washers.Nowslideintoslotinarmof#15R
RightClutch.Onotherside,sliponfourmore3/8Washers,#28IdlerWheel,three3/8
Washers,#16Belt Guide,3/8WIWasherandsecurewith3/8-16Locknut.
B.OnmodelsMD1612& KD1600:Using3/8-16x 5 CapScrewwith3/8WIWasheroverone
end,slideinto#16BeltGuide.Followwiththree3/8WIWashers,slideinto#28Idler
Wheelandfollowwithfourmore3/8Washers.Now,slideinto"outside"ofslotinarm
of#15RRight Clutch.Or.otherside,sliponfourmore3/8WIWashers,#28IdlerWheel,
elevenmore3/8WIWashers,andthird#28IdlerWheel.Sliponthreemore3/8WIWash-
ers,#16BeltGuide,3/8WIWasherandsecurewith3/8-16Locknut.(Checkassembly
Drawingsatthistimetomakesureyouhavethevariouspartsassembledintheproper
orderandthatthe#16BeltGuides- specificallythe"90°hookedends"- arefacingthe
properdirection.)Alignthe#16Guidessotheymakeapproximatelya 90°anglewith
theslottedarmofthe#15RClutchandthenlooselytighten3/8-16Locknut.
22.Repeatpreviousstep,but thistimeassembling#15LLeftClutch.Using3/8-16x 1
CapScrews,attachoneendofeach#49Springtotheoutsideofitsrespective#15DArm•
securewith3/8-16Locknut butleavesufficientlyloosesotheSpringmayrotatefreely
onCapScrew.(Note:InsertCapScrewsothatSpring's"looped"endcanlay"flat
against#15DArm.)
