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General| Brand | Singer |
|---|---|
| Model | 302U406 |
| Category | Sewing Machine |
| Language | English |
Details the 302U201 model, featuring two needles and two loopers with compound feed.
Details the 302U206 model, featuring two needles, two loopers, and puller feed mechanism.
Details the 302U406 model, featuring four needles, four loopers, and puller feed mechanism.
Instructions for cleaning the sewing machine using a brush and cloth.
Specifies maximum speed and break-in period speed for new machines.
Guidance on using Singer needles, catalog 3260, and size determination.
Step-by-step guide for setting the needle in the needle holder.
Specifies left twist thread for needles and left or right for loopers.
Process for passing thread through upper threading points.
Process for passing thread through looper eye using a wire threader.
Regulating needle and looper thread tensions using thumb nuts.
Adjusting presser foot pressure via set screw and adjusting screw.
Adjusting puller feed roll pressure using an adjusting screw.
Correctly positioning puller feed roll bar brackets for optimal function.
Regulating stitch length for compound feed machines via plunger and disc.
Regulating stitch length for puller feed machines by changing worm and worm gear.
Adjusting needle feed to match puller feed stitch length using plunger.
Method using paper to determine if needle feed is synchronized with puller feed.
Setting the looper position relative to the needle scarfs.
Adjusting looper timing and needle bar height for correct stitch formation.
Adjusting needle bar to ensure correct centering in feed dog holes.
Adjusting the presser bar lift so needle does not protrude below presser foot.
Setting spreader points height and clearance relative to loopers.
Adjusting spreader points level and distance relative to needles.
Aligning feed lifting crank slit with timing flat on feed lifting rock shaft.
Centralizing feed dog movement within the throat plate.
Ensuring feed dog clears throat plate sides evenly.
Limiting feed dog tooth projection and setting height relative to needle position.
Adjusting feed lifting eccentric for correct feed dog tooth engagement.
Positioning loop deflector with clearance between needle and deflector.
Setting needle guards close to needles without touching.
Adjusting needle thread take-up and guide to regulate thread amount.
Adjusting tension releaser to release thread tension at correct presser foot height.
Adjusting looper thread take-up and guide for thread amount and stitch ratio.
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