Brother International BAS-342G PS Instruction Manual - English - Page 69
While the thread trimming air cylinder 18 is turned
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2910B 11. STANDARD ADJUSTMENTS 2913B 2911B 7. Turn the pulley (1) by hand to move the needle bar to its lowest position. 8. Loosen the nut (10) until the thread trimmer roller (3) is within the groove in the thread trimmer cam (4). After this, tighten the set screw (11) until the thread trimmer roller (3) is touching the inside of the groove in the thread trimmer cam (4) and then turn it back in the counterclockwise direction by approximately 1/4 of a turn. Then tighten the nut (10). 9. While pressing the key (12), turn on the power switch. * After the model name is displayed, keep pressing the key (12) until the buzzer sounds. The check code will appear in the PROGRAM No. display (13), and the abbreviation for the output name will appear in the menu display (14). 10. Press the key (15) or the key (12) to select check code 57. * Refer to the Service Manual for details on other check codes. 11. Press the key (16) to turn on the thread trimming air cylinder (18). * If you press the key (17), the thread trimming air cylinder (18) will turn off. 12. While the thread trimming air cylinder (18) is turned on, loosen the nut (20) and adjust the position of the thread trimming bar (19) so that the clearance between the 2912B thread trimming bar (19) and the driving lever (5) is 0.1 to 0.2 mm. 13. Loosen the nut (10) once more, and then turn the set screw (11) a further 1/4 of a turn in the counterclockwise direction. 14. Tighten the nut (10), and then check that the collar (3) is not touching the inside of the groove in the thread trimmer cam (4). In addition, push the driving lever (5) by hand toward the thread trimmer cam (4) until the collar (3) touches the groove of the thread trimmer cam (4), and then check that the driving lever (5) returns smoothly to its original position when it is released. 15. Turn off the power switch. (Continued on next page) BAS-342G PS 60