BOYAR-SCHULTZ6-12HYDRAULICSURFACEGRINDER
SeeBoyar-Schultzinstructionsforthehandfeed
model6-12surfacegrinderbeforeremovingthe
machinefromitscrate.Followinstructionsgiven
intheparagraphsdescribinghandling,installation
andlubrication.
HYDRAULICRESERVOIR
Thehydraulicpumpandthepumpmotorare
housedinthelowersectionofthehydraulicreser-
voir.Thepumpmotormustbeconnectedtothe
starterswitch.Thisisdonebyconnectingthe
multi-wiredcablethatextendsfromtherearof
thereservoirtothejunctionboxlocatedonthe
backofthegrinder.A fourwirecableisfurnished
forthreephaseinstallation.Matchuploosewires
bythecolorcode,secureeach,andinsulate.The
greenwireshouldbefastenedtotheclampscrew
insidethejunctionboxtocompletetheground.
Athreewirecableisfurnishedforsinglephase
installation.Matchupcolorcodedwiresand
groundthegreenwirestothejunctionboxclamp
screw.
Twohosesarefurnishedwiththemachine.The
intakehose(longhose)shouldbeconnectedtothe
lowerofthetwoelbowsthatprotrudefromthe
reservoir,tothefrontelbow,locatedontheright
sideofthegrindercarriage.Theexhausthose
(shorthose)shouldbeconnectedtotheupper
reservoirelbowandtotherearcarriageelbow.In
bothcases,tightenthehosetothecarriageelbows
first.Stationreservoironthefloorasshownin
accompanyingliterature.Thebackofthereservoir
shouldbeapproximatelyflushwiththebackofthe
grinderstand.
Removetopcoverofthereservoirandaddthe
threegallonsofhydraulicoilthatarefurnished
withthemachine— seeLubricationChartfor
recommendedoils.Thelevelofthehydraulicoil
shouldnotbepermittedtodropbelowthetopof
thefilterscreen.Toinsurelong,trouble-freeopera-
tionofthishydraulicmachine,thehydraulicoil
shouldbechangedeverysixmonths.Thereservoir
andthefilterscreenshouldbecleanedatthetime
oftheoilchange.
AUTOMATICOPERATION
Thestopdog,locatedonthefrontedgeofthe
grindertable,controlthelongitudinaltravelofthe
table.Thestopdogsmaybeadjustedbymeansof
a5/32"hexwrenchtosuitthelengthofstroke
desired.Thedogsmustbesetsothatthepilot
valvehead(thetwoprongedcastinglocatedonthe
topofthevalvebody)islocatedbetweenthem.
Thestopdogtotherightofthevalvemuststrike
theupperarmofthepilotvalveheadandthestop
dogtotheleftmuststrikethelowerarm.For
initialoperationofthemachine,thestopdogs
shouldbesetapproximatelysixinchesapart.
Connectcylinderrodtotableadapterhousing.
Thetableadapterhousingislocatedontheunder-
sideofthetableatitsrightend.Toengagethe
cylinderrod,raisethepinthatprotrudesfromthe
housingandinserttheballendofthecylinderrod.
Oscillatethetablehandwheelwhileexertinga
slightdownwardpressureontheadapterhousing
pinuntilthecylinderrodislockedintoplace.
Beforeoperatingthemachinehydraulically,the
tablehandwheelmustbedisengaged.Pulloutthe
knoboftheplunger,locatedontheleftsideofthe
carriage,andpulloutthehandwheel.Release
plungertolockhandwheelinthe"OUT"position.
CAUTION!
Checktoseethatthegrindingwheelclearsthe
workandthatthemagneticchuckisenergized.
Thestarterswitchislocatedontherightsideof
thegrinderbase.Theswitchhasthreepositions,
"MANUAL","OFF"and"AUTO".Tostart
spindleandhydraulicpumpmotor,placeswitch
intothe"AUTO"position.Tosetthetablein
motion,turntheshut-offvalvehandle(locatedon
topofthevalve)inthedirectionindicatedbythe
arrow.
Erraticactionofthetableinitsinitialoperation
orafterprolongedidlenessisduetoairinthe
hydraulicsystem.Theairwillworkoutandthe
actionwillimproveaftera shortrun-inperiod.
MANUALOPERATION
Placeshut-offvalveinthe"OFF"positionand
setstarterswitchinthe"MANUAL"position.
Manualoperationofthelongitudinaltablefeedis
simplifiedifthecylinderrodisdisengagedfromthe
table.Todisengagethecylinderrod,raisethepin
thatprotrudesfromtheadapterhousingandmove
thetabletotheright,allowingthepintodropafter
thecylinderrodisclearoftheadapterhousing.
Cylinderroddisengagementisrecommendedonly
whenprolongedmanualuseisanticipated.
TABLECUSHIONADJUSTMENT
Aneedlevalveadjustmenthasbeenprovided
ontherightsideofthemainvalvetocushionthe
tablereversals.Toadjust,loosenthelocknutand
screwtheneedlevalveintoincreaseoroutto
decreasethecushion.
Thisadjustmenthasbeenmadeatthefactory
andanyre-adjustmentshouldonlybemadeafter
therigidmountingofthemachinehasbeen
checked.
