50
(1) Unfasten the nut ②.
(2) When the knee-lifting air cylinder rod ① is at the lowest
point, turn the knuckle for knee-lifting air cylinder ③ to
bring up the presser foot by 5mm (7mm).
8) Presser foot lifter mechanism
[ Figure 94 ]
[ Warning ]
Before adjustments, always turn off the motor switch and check to make sure that the motor is in stop mode.
①
②
③
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