TM 10-3530-207-14
5-56.
BUTTON SEWING MACHINE VIBRATING LEVER MAINTENANCE.
This task consists of:
a.
Removal
b.
Cleaning
c.
Inspection
d.
Repair
e.
Installation
INITIAL SETUP :
Tools:
Materials/Parts:
General Mechanics Tool Kit (Appendix B,
Rag, wiping (Appendix F, Item 2)
Item 1)
Cleaning Solvent (Appendix F, Item 8)
Equipment Condition:
Brush, Medium Bristle (Appendix F, Item 1)
Needle bar removed (para. 5-45)
Presser bar removed (para. 5-48).
Automatic lifting lever removed (para. 5-51).
Removal.
(1) Remove knob (1) and clip (2).
(2) Remove setscrew (3).
(3) Remove lever hinge screw (4).
(4) Remove needle bar lever (5).
(5) Remove setscrew (6), bracket hinge stud (7), two needle bar slides (8), needle bar bracket (9),
setscrew (10) and bracket stud (11) from the needle bar lever (5).
(6) Remove connecting stud locknut (12), connecting stud nut (13), connecting stud washer (14), and
lower needle stud (15).
(7) Remove stud (16), roller (17), and screw (18).
5-166