Brother International S-7220B Instruction Manual - English - Page 57

13-4. Adjusting arm thread guide R Becomes greater Becomes less 13. STANDARD ADJUSTMENTS The standard position of arm thread guide R (1) is the position where the screw (2) is in the center of the adjustable range for arm thread guide R (1). * To adjust the position, loosen the screw (2) and then move arm thread guide R (1). ・ When sewing thick material, move arm thread guide R (1) to the left. (The thread take-up amount will become greater.) ・ When sewing thin material, move arm thread guide R (1) to the right. (The thread take-up amount will become less.) 3762M 13-5. Adjusting the presser foot height The standard height of the presser foot (1) is 6 mm when the presser foot (1) is raised by means of the lifting lever (2). 1. Loosen the nut (3) of the adjustment screw (4), and then turn the adjustment screw (4) so that there is no pressure applied to the presser foot. 2. Raise the lifting lever (2). The presser foot (1) will also rise. 3. Remove the oil cap (5). 4. Loosen the bolt (6) and then move the presser bar (7) up or down until the presser foot (1) is at the standard height of 6 mm. 5. Tighten the bolt (6). 6. Replace the oil cap (5). 7. Adjust the presser foot pressure using the adjustment screw (4), and then tighten the nut (3). 3763M S-7220B 50