Brother International PQ1600S Operation Manual - Page 17

Upper Threading CAUTION Turn off the power to the machine before threading the upper thread. Otherwise, it may cause injuries if you unintentionally press down on the foot controller. Upper Threading 1 3 1 *1 *2 7 Long Groove 86 Scarf (depression on needle shaft) 9 Thread Needle Hole 2 3 4 5 0 A ✽ Thread tension may not be adjusted adequately if the thread does not pass correctly through the take-up spring (4). 4 1 2 When using strong thread such as synthetic thread, pass the thread through all holes (*1). If the thread still tangles or breaks, use a different threading method (*2). ✽ Before threading the machine, prepare it as described below. 1 Starting with the hole on the right end, 1 Raise the presser foot lever. pass the thread through the holes in the 2 Turn the handwheel toward you until the thread take-up lever is positioned three-holed thread guide from above. as shown in the diagram. The needle is raised to it's highest position. 3 Pass the thread through the triangular hole of the thread guide bar. (page 12) 2 4 3 6 5 7 8 9 0 A 2 Pass the thread through the thread guide (right). 3 Pass the thread clockwise around the thread tension dial. 4 Pass the thread through the thread take-up spring. 5 Pass the thread through the thread guide (lower). 6 Pass the thread through the thread guide (left). 7 Pass the thread through the thread take-up lever from right to left. 8 Pass the thread through the thread guide (left). 9 Pass the thread through the thread guide. 0 Pass the thread behind the needle bar thread guide. A Pass the thread through the needle from left to right. * For details on using the 15 needle threader, refer to page 17.