DEPARTMENT OF THE ARMY
WASHINGTON, D.C.,14 August 1981
OPERATOR, ORGANIZATIONAL AND DIRECT
SUPPORT MAINTENANCE MANUAL
TM 10-8340-221-13, 7 September 1972, is changed as follows:
Cover page is changed as above.
Page 1-1-Paragraph 1-3- is superseded as follows:
1-3. REPORTING ERRORS AND RECOMMENDING IMPROVEMENTS
You can help improve this manual. If you find any mistake or if you know of a way to improve the procedures.
please let us know. Mail your letter. DA Form 2028 (Recommended Changes to Publications and Blank Forms) or DA
Form 2028-2 located in the back of this manual direct to: Commander. U.S. Army Troop Support & Aviation Materiel
Readiness Command. ATTN. DRSTS-MTT. 4300 Goodfellow Boulevard. St. Louis. MO 63120. A reply will be
furnished directly to you.
Page 1-1, Section l-After Paragraph 1-6. Add new Paragraph 1-7 as follows:
1-7. REPORTING EQUIPMENT IMPROVEMENT RECOMMENDATIONS (EIRs)
"EIRs" can and must be submitted by anyone who is aware of an unsatisfactory condition with the equipment design
or use. It is not necessary to show a new design or list a better way to perform a procedure; simply tell why the design is
unfavorable or why a procedure is difficult. EIRs ma! be submitted on SF Form 368 Mail directly to U.S. Army) Troop
Support &Aviation Materiel Readiness Command. ATTN: DRSTS-ME. 4300 Goodfellow Blvd.. St Louis MO 63120. A
reply will be furnished to you
Page 1-2. paragraph 1-7b line 1 - Delete the following:
This tent is fabricated essentially of cotton twill. Add the following: This tent is fabricated of an oxford cotton warp cloth
with a nylon blend filling.
Page 2-1 Add new paragraph 2-1. i. as follows:
i. Discretion should be exercised when installing tent pins in winter climatic conditions where the temperature falls
below freezing. In areas where winter conditions prevail the use of the 12 inch steel tent pins (NSN 8340.00-823-7451) is
required rather than the 9 inch aluminum pins furnished with erection kits. Attempts to install the aluminum pins under
winter conditions will only result in bending and breaking the pins.
Page 2-5 paragraph 2-7g- NOTE: is superseded as follows:
12 inch steel tent pins (NSN 8340-00-
823-74511 are to be utilized for hard or