Changes

Please refer to the manual to learn the anatomy of the machine. You will need to know how to replace a broken or damaged needle. The needle must be seated with the scarf to the right. See this article regarding a needle's structure: https://en.wikipedia.org/wiki/Sewing_machine_needle

Please refer to the manual to learn the anatomy of the machine. You will need to know how to replace a broken or damaged needle. The needle must be seated with the scarf to the right. You can be certain the needle is fully seated when you can not push it up any further in the needle bar. See this article regarding a needle's structure: https://en.wikipedia.org/wiki/Sewing_machine_needle

[[File:S-and-z-twist-figure.png|250px|thumb|right|The difference between S-twist and Z-twist thread.]]

[[File:S-and-z-twist-figure.png|250px|thumb|right|The difference between S-twist and Z-twist thread.]]