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5. Names of machine head
Clutch drive upper feed roller End cover Gear cover (front)
Clutch rod Bobbin thread guide pipe Gear cover (rear)
Clutch lever Differential regulation lever Swing guard
Cover for needle bar and roller
Window screw for stitch length adjustment
Upper feed roller assembly
Pressure regulating nut Oil gauge (front) Upper feed roller
Pressure regulating plate spring assembly Oil discharge screw (front) Needle clamp
Oil circulation inspection window (rear) Cylinder side cover Right and left guide plates
Thread tension knob Gauge plate Guide finger
Thread guide Feed rocking lever eccentric pin
Roller pressure regulating spring
Oil circulation inspection window (front) Looper cover
Roller pressure regulating screw
Looper push button Throat plate
Needle thread lever-thread guide
Front top cover Three folding device Rocking balance thread guide
Rear top cover Presser Needle thread rocking balance
Needle thread guide path
Needle guard & needle cooling pipe
Needle thread support adjuster
Needle thread adjusting path Needle bar Needle thread small tensioner
Belt drive upper
feed roller
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