Presser Lifter Mechanism (1) - 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
2-14. Presser lifter mechanism (1)
4123Q
4126Q
1. Remove the two screws (1), and then remove the clamp sensor dog (2) from the upper thread trimmer driving
link (3).
2. Remove the screw (4), and then remove the clamp sensor (5).
3. Remove the flat screw (6), and then remove the clamp sensor plate (7).
4. Remove the two positioning pins (8).
5. Remove the four screws (9) and the screw (10), and then remove the motor bracket assembly (11) from the top
of the arm.
6. Loosen the set screw (12), and then remove the driving arm presser (13) and the washer (14).
7. Remove the four bolts (15), and then remove the presser driving arm (16) from the guide bracket (17).
8. Loosen the four set screws (18), and then remove the two guide shafts (19) and the guide bracket (17).
9. Remove the bolt (20), and then remove the bearing holder (21).
10.Remove the two linear ball bearings (22) from the guide bracket (17).
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HE-800A
4125Q
4127Q
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