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Posted
1 hour ago, kgg said:

I looked at your video, clearly shows no load startup at a couple of low settings. I would forward it on to Techsew to show them what you are contending with. The motor might have gotten a bang during shipment. I know I would definitely not be satisfied with that motors functionally or confidence in it's longevity.

kgg

For sure..very frustrating..I emailed them the vid.We will see what happens

1 hour ago, Wizcrafts said:

Two of my servo motors (different brands) do the same thing (no power at turn over speed, or too high a workable speed). It is a manufacturing defect, or resistor/electronics tolerance issue. The only recourse is to try another motor (ask the dealer to test it before shipping it), or live with it.

If its a known issue ,why not engineer it better?

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Posted

It comes down to dollars and cents. Cheaper to replace non spec equipment IF the end user (us the customer) complains. I would think with mash production, probably in China, the manufacturer probably does spot checks on first tear client equipment and expects the client to be responsible for any further checks on the rest.

kgg

Juki DNU - 1541S, Juki DU - 1181N, Singer 29K - 71(1949), Chinese Patcher (Tinkers Delight), Warlock TSC-441, Techsew 2750 Pro, Consew DCS-S4 Skiver

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Posted
20 hours ago, KennethM said:

For sure..very frustrating..I emailed them the vid.We will see what happens

If its a known issue ,why not engineer it better?

Folks started complaining to the makers of the now-defunct Sew Pro 500GR servo motors (I have one of the last ones) about problems with casing changes they made in the second generation. They were in China and decided to go to lunch to discuss what to do. They never returned from lunch.

Posted IMHO, by Wiz

My current crop of sewing machines:

Cowboy CB4500, Singer 107w3, Singer 139w109, Singer 168G101, Singer 29k71, Singer 31-15, Singer 111w103, Singer 211G156, Adler 30-7 on power stand, Techsew 2700, Fortuna power skiver and a Pfaff 4 thread 2 needle serger.

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Posted
1 hour ago, Wizcrafts said:

 They were in China and decided t go to lunch to discuss what to do. They never returned from lunch.

:lol::lol: You have a way with words, Wiz.

My latest servo doesn't have the smooth (slow) transition from start to max movement that my others have (different brand). I figure it's probably due to the design in the way it interprets the signal from the Hall Effect sensor, so not much I can do about it (other than mess around with additional pulley reducers). When you try a different brand it's pot luck whether it will perform how you would like it to.

Machines wot I have - Singer 51W59; Singer 331K4; Seiko STH-8BLD; Pfaff 335; CB4500.

Chinese shoe patcher; Singer 201K (old hand crank)

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