Service Manual
Page 29
... THE DIRECTION (B). * IF THE THREAD TENSION IS AT WEAKER LEVEL, SHIFT FHE ADJUSTING PLATE IN THE DIRECTION (C). 3. ROTATE THE THREAD TENSION DIAL WHILE SEWING TO CHECK THE SEWING PERFORMANCE. 4. ATTACH THE TOP COVER AND THE BACK COVER. FRONT COVER UNIT TOP COVER ADJUSTING PLATE (A) t 27 TO ADJ UST THE THREAD TENSION DIALS...
... THE DIRECTION (B). * IF THE THREAD TENSION IS AT WEAKER LEVEL, SHIFT FHE ADJUSTING PLATE IN THE DIRECTION (C). 3. ROTATE THE THREAD TENSION DIAL WHILE SEWING TO CHECK THE SEWING PERFORMANCE. 4. ATTACH THE TOP COVER AND THE BACK COVER. FRONT COVER UNIT TOP COVER ADJUSTING PLATE (A) t 27 TO ADJ UST THE THREAD TENSION DIALS...