TM 10-3530-207-14
5-59.
BUTTON SEWING MACHINE STOP MOTION SHAFT MAINTENANCE.
This task consists of:
a.
Removal
b.
Cleaning
c.
Inspection
d.
Repair
e.
Installation
f.
Adjustment
INITIAL SETUP :
Tools:
Equipment Condition:
General Mechanics Tool Kit (Appendix B,
Trip block removed (para. 5-53).
Item 1)
Pulley starter removed (para. 5-53).
Materials/Parts:
Feed cam removed (para. 5-58).
Rag, wiping (Appendix F, Item 2)
Cleaning Solvent (Appendix F, Item 8)
Brush, Medium Bristle (Appendix F, Item 1)
Removal.
(1) Loosen two setscrews (1) and remove shaft collar (2).
(2) Remove crank adjustment screw (5) and adjusting screw nut (6).
(3) Remove setscrew (3) from stop motion collar (4).
NOTE
Pin must be removed from large end.
(4) Loosen collar screw (9) and note which hole in the collar (10) that the stop motion spring
(11) is placed in.
(5) Drive crank tapered pin (7) from starting crank (8).
(6) Pull stop motion shaft (12) out of the machine head.
(7) Remove stop motion collar (4), starting crank (8), stop motion spring (11) and collar (10).
(8) Remove two screws (13), two washers (14), and the stop motion plate (15).
(9) Remove block hinge screw (16), nut (17), and the stop motion block (18).
5-176
