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Hook timing brother b755 now with video
Posted: Mon Apr 18, 2022 9:55 am
by Adam
Hi guys been doing a little project and noticed a few times the thread was being cut as was thinking the hook timing was off so I adjusted as brother manual states but now it won’t see at all
I’ve uploaded a few pictures hoping I’ve missed something
So when the needle is at its lowest point the rotary hook should be in the middle of the scarf which it is. Have I got this wrong?
Thanks
Re: Hook timing brother b755
Posted: Mon Apr 18, 2022 1:09 pm
by LLeeT
The needle thread hole is in the center of the scarf? If so that should be correct according to my machine directions, but I do not have the same machine.
Re: Hook timing brother b755
Posted: Mon Apr 18, 2022 1:25 pm
by Adam
Sorry Lee think I’m going to have to leave it alone today it’s given me a really bad headache trying to sort it out so I’m going to pop it to my local sewing place tomorrow and let them have a good look over the machine
Re: Hook timing brother b755
Posted: Mon Apr 18, 2022 2:44 pm
by Adam12
The needle has to rise about 2mm before the hook reaches the scarf and at that point it should be in the middle. The needle must rise to form the loop, at bottom dead center the thread is held tight against the needle, it is the rising that creates the loop for the hook to catch. I don't know the specific spec for that machine but from its lowest position, turn wheel until you get 2mm rise and then set the hook to the needle scarf. Should get you sewing again
Re: Hook timing brother b755
Posted: Mon Apr 18, 2022 4:09 pm
by Adam
Adam12 wrote: ↑Mon Apr 18, 2022 2:44 pm
The needle has to rise about 2mm before the hook reaches the scarf and at that point it should be in the middle. The needle must rise to form the loop, at bottom dead center the thread is held tight against the needle, it is the rising that creates the loop for the hook to catch. I don't know the specific spec for that machine but from its lowest position, turn wheel until you get 2mm rise and then set the hook to the needle scarf. Should get you sewing again
I may give this a go and see if that gets it going
Thanks for your help I appreciate it
Re: Hook timing brother b755
Posted: Tue Apr 19, 2022 1:53 am
by Revv Up
Adam12 wrote: ↑Mon Apr 18, 2022 2:44 pm
The needle has to rise about 2mm before the hook reaches the scarf and at that point it should be in the middle. The needle must rise to form the loop, at bottom dead center the thread is held tight against the needle, it is the rising that creates the loop for the hook to catch. I don't know the specific spec for that machine but from its lowest position, turn wheel until you get 2mm rise and then set the hook to the needle scarf. Should get you sewing again
Adam is on it, now all you have to do is find out how high the needle needs to raise.
Edit….. this make me think there’s a mark on your needle bar
Re: Hook timing brother b755 now with video
Posted: Tue Apr 19, 2022 2:06 am
by Revv Up
Re: Hook timing brother b755 now with video
Posted: Tue Apr 19, 2022 12:02 pm
by Adam
Thank revv, I had a play around last night and started again and got it to see again but I’m going to adjust the needle height later and see how I get on