TM 10-3530-207-14
5-47. BUTTON SEWING MACHINE THREAD LOOPER SHAFT, LINK, CAM, AND CRANK
MAINTENANCE - continued.
Installation.
(1) Install the crank (1) with stud (2), and the link (4) into the machine.
(2) Install the shaft (5) through the frontof the machine, cam (3) and crank (1).
(3) Install the crank (1). Secure with two setscrews (6) and two setscrews (7).
(4) Install looper (8) and secure with setscrew (9).
Adjustment
Time the looper with respect to the needle according to paragraph 4-49.
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