MWO 9-2300-200-20-1 2. PRIORITY. a. This modification is classified “NORMAL” as a result of Advisory Operational Safety-Of-Use Mes- sages (SOUM): SOUM, TACOM, AMSTA-MVM, 012100Z Jul 85 SOUM, TACOM, AMSTA-MVM, 130850Z Dec 85 SOUM, TACOM, AMSTA-MVM, 132000Z Jan 86 SOUM, TACOM, AMSTA-MVM, 081200Z Jan 86 b. Operating restrictions contained in the above SOUMs remain in effect until this modification is applied. c. Equipment in use (including equipment in supply or maintenance activities below depot level and equipment in administrative storage). Equipment in use will be modified as soon as possible but no later than the scheduled completion date. Equipment not modified after expiration of MWO completion date will be re- ported as NOT MISSION CAPABLE in accordance with applicable Army regulations. d. Equipment in wholesale depot supply or maintenance activities. All MWOs, to include MWOs which have been incorporated into DMWRs, will be accomplished on serviceable materiel prior to issue and/or sub- sequent to scheduled completion date. Operational project stock stored at the depots will be modified concur- rently with depot stock. Issue of unmodified materiel is prohibited. The MWO will be applied to unserviceable materiel during scheduled depot maintenance. e. Prepositioned stock. Equipment which is prepositioned will be modified during cyclic maintenance consistent with TM 38-450. 3. END ITEMS OR SYSTEMS TO BE MODIFIED. The following 6-ton tactical expansible van semitrailers and 2-1/2 and 5-ton truck expansible vans are to be modified: MODEL M313 M447 M447C M749 M750 M291A1 M291A1D NSN 2330-00-772-5273 2330-00-542-5709 2330-00-472-9999 2330-00-587-2454 2330-00-926-7035 2320-00-880-4642 2320-00-880-4647 LIN S74490 n/a n/a S74832 S74832 X62237 X62271 MODEL M291A2C M820 M820A1 M820A2 M292A1 M292A2 M292A5 NSN 2320-00-907-0707 2320-00-050-9006 2320-00-050-9007 2320-00-050-9010 2320-00-440-8318 2320-00-077-1642 2320-00-699-3746 LIN n/a X62237 n/a X62271 X61929 X61929 X62203 4. MODULE (COMPONENTS, ASSEMBLIES, SUBASSEMBLIES, BOARDS, AND CARDS) TO BE MODIFIED. Not applicable. 5. PARTS TO BE MODIFIED. Not applicable. 6. APPLICATION. a. Time Compliance Schedule. The effective date of this MWO is 1 April 92 and its completion date is 31 Dec 96. b. Level of Maintenance Authorized to Apply the MWO: This modification will be accomplished by Organ- izational Maintenance. 2