*TM 9-2520-246-34-1 TO 36Y33-39-2-1 Technical Manual DEPARTMENTS OF THE ARMY No. 2520-246-34-1 AND Technical Order THE AIR FORCE No. 36Y33-39-2-1 Washington, DC, 30 January 1981 TECHNICAL MANUAL MAINTENANCE DIRECT SUPPORT AND GENERAL SUPPORT LEVEL TRANSMISSION MODEL 3053A, NSN 2520-00-884-4833 TRANSMISSION TRANSFERS MODEL T-136-21, NSN 2520-00-001-7855 MODEL T-136-27, NSN 2520-00-089-8287 POWER TAKEOFFS MODEL WN-7-28, NSN 2520-00-706-1137 MODEL WND-7-28, NSN 2520-00-706-1136 MODEL P-136-C, NSN 2520-00-229-5673 REPORTING OF ERRORS AND RECOMMENDING IMPROVEMENTS You can help improve this manual. If you find any mistakes or if you know of a way to improve the procedure, please let us know. Mail your letter, DA Form 2028 (Recommended Changes to Publication and Blank Forms), or DA Form 2028-2 located in the back of this manual direct to: Commander, U.S. Army Tank Automotive Materiel Readiness Command, ATTN: DRSTA - MB, Warren, Michigan 48090. A reply will be furnished to you. Paragraph Page CHAPTER 1. GENERAL MAINTENANCE INFORMATION Scope . . . . . . . . . . . . . . . 1-1 1-1 General Maintenance . . . . . . . . . . . 1-2 1-1 Troubleshooting. . . . . . . . . . . . . . 1-3 1-1 *This manual supersedes so much of TM 9-2520-246-34, 12 May 1978, as pertains to Transfers, Power Takeoffs, and Transmission model 3053A. i