5-19. CLOTHING SEWING MACHINE TENSION RETAINING LEVER MAINTENANCE.
This task covers:
INITIAL SETUP :
General Mechanics Tool Kit (Appendix B,
Needle bar and thread take-up removed (para 5-
Rag, wiping (Appendix F, Item 2)
Cleaning Solvent (Appendix F, Item 8)
Brush, Medium Bristle (Appendix F, Item 1)
Drive pin (1) out and remove lever (2) and spring (3).
(1) Remove all buildups of grease, dirt, etc., by wiping with a wiping rag (Appendix F, Item 2).
Cleaning solvent, Federal Specifications P-D-680, is both toxic and flammable. Keep off skin.
Use only in a well-ventilated area and avoid prolonged breathing of vapors. Keep away from
(2) Clean using cleaning solvent (Appendix F, Item 8) and either a wiping rag (Appendix F, Item 2) or a
medium bristle brush (Appendix F, Item 1)
(3) Allow to dry.