Brother International ZE-8570 Instruction Manual - English and Spanish - Page 185
Hook stopper position, 8. Needle and rotary hook timing
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13-8. Needle and rotary hook timing 1477M w q e 1546M y u r Zigzag width 0mm i i 0 to 0.05 mm !0 Maximum zigzag width A 0 to 0.05 mm i i r t 1544M o 0605M 13. STANDARD ADJUSTMENTS 13. STANDARDEINSTELLUNGEN 13. REGLAGES STANDARD 13. AJUSTES ESTANDARES 11. Turn on the power switch. 12. Press the TEST key q and check that the TEST indica- tor w is illuminated. (For safety purposes, be sure to carry out this step, as it prevents the motor from operating even if the treadle is depressed.) 13. Set the zigzag width to AA AA and the trimming margin base line position to AA AA. (Refer to pages 75-83) 14. Remove the presser foot e, needle plate r, and feed dog t. 15. Place the needle plate r on the needle plate installation surface of the machine bed. 16. Turn the machine pulley to move the needle bar y from its lowest position, and check the following when the distance from the top of the needle plate r to the bottom edge of the needle bar y is the same as the height of accessory timing gauge D-2 u. • The tip of the rotary hook i should be aligned with the center of the needle. • The distance from the tip of the rotary hook i to the needle should be 0 to 0.05 mm. 17. If the above are not correct, loosen the two screws o and adjust the position of the rotary hook !.0 After adjustment, securely tighten the two screws o. 18. Set the zigzag width to the maximum setting, and set the trimming margin base line position to the minimum value. 19. Turn the machine pulley to move the needle to its furthest left position so that the tip of the rotary hook i is aligned with the center of the needle, and check that the distance from the upper edge of the needle hole to the tip of the rotary hook i is 0.2 to 0.5 mm at this time. * If the distance is not correct, adjust the height of the needle bar. (Refer to page 165.) 10. If needle deflection occurs when sewing material with joints, bend the needle guard !1 as shown in the illustration A so that it touches the needle. * After this, check that the clearance between the tip of the rotary hook i and the needle is 0 to 0.05 mm. 11. Press the TEST key q so that the TEST indicator w switches off. Normal sewing will then be possible. Turn off the power to continue adjustment. 0.2 to 0.5 mm 0604M !1 0606M 13-9. Hook stopper position q 0607M 0 - 0.5 mm e q Adjust so that the end of the rotary hook holder q is 0 to 0.5 mm back from end A of the inner rotary hook w. * The end of the rotary hook holder q must never extend to the right of end A of the inner rotary hook w. 1. Loosen the screw e and adjust the position of the ro- tary hook holder q. 2. Securely tighten the screw e. e A w 0608M ZE-8570,8580 166