Originally Posted by
mlmack
You should still be able to use a double needle even though there is only 1 set of tension discs. I have a 158.1941, with only 1 set of tension discs, and the manual mentions the use of a double needle on the needle information page.
Interesting.
Just reread the 1500 manual a couple times again. No mention of a double needle or option for it.
Mine is a 158.15000
Comes down to being different models I guess....