Changes in force: C 2, C 3, and C 5
DEPARTMENT OF THE ARMY
Washington D.C., 11 May 1992
Operator's, Organizational, Direct Support, and General Support
DRILL, PNEUMATIC, DRIFTER: BOOM-TYPE;
(INGERSOLL-RAND MODELS CM150A/D475A AND CM225/D475A)
Note: The equipment/system described herein is non-metric and does
CHAPTER 7. MAINTENANCE INSTRUCTIONS
not require metric common or special tools: therefore, metric units are
FOR UNITS EQUIPPED WITH RETROFIT KIT
not supplied. For clarity, operator and maintenance instructions will also
Section I. Organizational Maintenance Instructions,
Section II. Direct Support Maintenance Instructions,
The purpose of this change is to incorporate operation
and maintenance data for the 220-lb class crawler-
Add the following to the Table of Contents, immediate-
mounted drifter drill retrofit kit.
ly after Appendix C:
HOW TO USE THIS CHANGE
APPENDIX D. ILLUSTRATED LIST OF MAN-
To determine if your crawler-mounted drill is equipped
with the retrofit kit, check the part number stamped on
the gearbox mounting plate. If the part number is "20010",
Paragraph 1-1d is superseded as follows:
your unit is equipped with the retrofit kit. Follow the in-
d. You can help improve this manual. If you find any
structions included in this change package for operation,
mistakes or know of a way to improve the procedures,
preventive maintenance, and maintenance of the feed-
please let us know. Mail your letter or DA Form 2028 (Rec-
shell assembly and drifter drill.
ommended Changes to Publications and Blank Forms) direct
TM 5-3820-239-1525 January 1968, is changed as follows:
to: Commander, U.S. Army Tank-Automotive Command,
ATTN: AMSTA-MB, Warren, MI 48397-5000. A reply will
Inside front cover. Add the following warning:
be furnished to you.
Warning: Wear hearing protection during drilling to
Paragraph 1-2b is superseded as follows:
prevent ear damage due to excessive noise.
b. Department of the Army forms and procedures
used for equipment maintenance will be those prescribed
Add the following to the Table of Contents, immedi-
by DA Pam 738-750, The Army Maintenance Management
ately before Appendix A:
*This change supersedes Change 4, 16 April 1990.
Approved for public release; distribution is unlimited.