14
InstallingtheUpperandLowerRingGuards
TurntheflywheeluntiltheThreadReleaseisinitshighest
position.
Thiswillpositiontheopeningintheshuttlehooktowardsthe
rearofthemachine.
InserttheLowerGuardRingthroughtheopeninginthe
shuttlehook.
TurntheLowerGuardRinginsidetheshuttlehookuntilitis
orientedasshown.
InserttheUpperGuardRingintotheshuttlehook,making
surethattheShuttleBeak’srightstopcomestolieinthe
openingoftheThreadRelease.
InsertanemptyBobbin,inordertocentertheLowerGuard
Ring.
Openthefrontcoverforanunobstructedview.
WhilelookingthroughtheScrewHoleattheleftoftheUpper
GuardRing,slowlyturntheflywheeluntilthethreadedscrew
holeontheLowerGuardRingisinlinewiththescrewholein
theUpperGuardRing.
ScrewoneofthetwoGuardRingScrewswithSpringintothe
screwholeafewturns.
InserttheotherGuardRingScrewswithSpringintotheother
holeandtightenbothscrews.
Check:ItmustbepossibletopressthetwoGuardRing
Screwsdownwardswithouttheirjamming.