Presser Lifter Mechanism (3) - Brother HE-800A Service Manual
Electronic lockstitch button holer
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Also See for HE-800A:
- Manual del instrucción (122 pages) ,
- User manual (118 pages) ,
- Instruction manual (118 pages)
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2. DISASSEMBLY
2-16. Presser lifter mechanism (3)
4131Q
4133Q
4134Q
1. Loosen the set screw (1), and then remove the lifter shaft A (2).
2. Remove the two shoulder screws (3), and then remove the ball bearing (4) and the driving lever roller (5).
3. Remove the set screw (6).
4. Remove the lifter shaft (7), plain washer (8) and retaining ring (9).
5. Loosen the two set screws (10).
6. Remove the retaining ring (11), and then remove the tension release shaft (12), tension release cam (13) and
tension release driving lever (14).
7. Remove the shoulder screw (15), and then remove the presser lifter connecting rod set (16) and the lifter lever
assembly (17).
8. Remove the two O-ring (18) and the two trimmer driving levers (19).
9. Remove the spacer (20), washer D (21) and bolt (22), and then remove the knee lifter lever (23) from the
presser lifter connecting rod assembly (24).
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HE-800A
4132Q
4135Q
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