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8. Adjusting needle clearance using Double Needle Clamp
IftheclearancebetweenthetwogaugesNo.607801orneedlesandpointofshuttlehookiscorrect,thepointof
theshuttlehookshouldjustclearorbarelytoucheachofthetwogaugesorneedles.Iftheaboverequirementis
notmet,adjustasfollows:
Removepresserfootandneedleplate.
Removesingleneedleclampandattachdoubleneedleclampinitsplace.
InserttwoneedleclearancegaugesNo.607801ortwoneedles100/16indoubleneedleclamp.
Lowerthepresserfootlevertoopenfrontcover.(Threadtake‐uplevermustbeinaraisedposition.)
Stitchwidthknobat"0."
SetCenteringDialatCenterPosition.
Turnflywheelslowlytowardsyouuntilpointofshuttlehookisjustoppositethefirstneedlegauge.Check
clearancebetweenpointofshuttlehookandgauge.
Turnflywheelslowlytowardsyouuntilpointofshuttlehookisjustoppositethesecondgauge.Checkclearance
betweenpointofshuttlehookandgauge.
Ifclearancesarenotequalforbothgauges,
proceedasfollows:
Loosenscrewinneedlebarlinkpinjust
slightlysothattheneedlebarisstillheldin
positionbyfriction(topreventdroppingof
theneedlebar),thenturnneedlebar
clockwiseorcounterclockwise(seearrows)as
requireduntilclearancesatbothgaugesare
equal.
Tightenscrewinneedlebarlinkpinafterthis
adjustment.
Removegaugesanddoubleneedleclamp.Closefrontcover.Replacesingleneedleclamp,needle,needleplate
andpresserfoot.