Brother International Innov-is 6750D Operation Manual - Page 63

a Press to lock all keys and buttons and then install the twin needle ("CHANGING THE NEEDLE" on page 67). UPPER THREADING d Pull up the supplemental in the up position. spool pin and set it 1 Getting Ready b Thread the machine for the according to the procedure first needle for threading a single needle ("Upper Threading" on page 57). a Supplemental spool pin e Place the additional spool of thread on the supplemental spool pin, so that the thread unwinds from the front. Push the spool cap onto the spool pin as far as possible to secure the thread spool. c Pass the thread through the needle bar thread guides on the needle bar, then thread the needle on the left side manually. a Spool cap b Spool pin c Thread spool f Hold the thread from the spool with both hands, and place the thread in the thread guide. * Do not place the thread in the pre-tension disks. a Needle bar thread guide Note • The "Automatic Threading" button cannot be used. Manually thread the twin needle from front to back. Using the "Automatic Threading" button may result in damage to the machine. a Thread guide 61