TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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CHAPTER 1 INTRODUCTION Section I. GENERAL 1-1. Scope a. This technical manual contains instructions for direct support, general support and depot maintenance, and listings of repair parts and special tools for the 12-cylinder, Model AVDS- 1790-2-M, AVDS-1790-2AM, and AVDS-1790- 2A engines (figs. 1-1 through 1-3 and 1-7) and the AVDS-1790-2A engine (figs. 1-4 through 1- 7). Included are descriptions of and procedures for, removal of engine accessories and com- ponents, troubleshooting, disassembly, in- spection, including engine overhaul standards, repair, reassembly, and testing of the engines. b. Appendix A contains a list of current references, including supply manuals, forms, technical manuals, and other available publications applicable to the materiel. c. Appendix B contains an illustrated list of all parts and special tools with the estimated quantities of component parts and equipment authorized and stocked for Direct Support, General Support and Depot Maintenance of the engines. d. Appendix B also contains illustrated parts on fold-out pages for rapid reference. e. This edition of the manual supersedes Field Maintenance edition of TM 9-2815-200-34 (February 1963), Field and Depot Maintenance edition of TM 9-2815-200-35 (August 1960) with changes, and Field and Depot Maintenance Repair Parts and Special Tool List edition of TM 9-2815-200-35P (November 1962). Record any errors or omissions on DA Form 2028 (Recommended Changes for DA Publications), and forward it to: The Commanding General, U.S. Army Tank — Automotive Command, 28251 Van Dyke, Warren, Michigan 48090, Attn: AMSTRA-TP. 1-2. Reference to Other Manuals a. TM 9-2350-214-10, TM 9-2350-215-10, TM 9-2350-222-10, TM 9-2350-224-10, TM 5- 5420-202-10, and TM 9-2350-232-10 contain operating instructions for the materiel as well as instructions for performing operator / crew maintenance functions. b. TM 9-2350-214-20, TM 9-2350-215-20, TM 9-2350-222-20, TM 9-2350-224-20, TM 5- 5420-202-20, and TM 9-2350-232-20 contain pertinent Maintenance Allocation Charts (MAC ) and instructions for the maintenance of the materiel within the scope of organizational maintenance. c. L() 9-2350-214-12, LO 9-2350-215-12, LO 9-2350-222-12, LO 9-2350-224-10, LO 5-5420- 202-20-1, LO 5-5420-202-20-1, and LO 9-2350- 232-10 contain lubricating instructions for the materiel. d. TM 9-2910-212-34 contains service in- formation on the American Bosch fuel injection metering pump. e. TM 9-2910-213-34 contains service in- formation on the Viking vane type fuel pump. f. TM 9-2920-224-35 contains service in- formation on the Model G22-6 and G22-6F Lear Siegler (formerly Jack and Hientz) generators. g. TM 9-2920-232-34 contains service in- formation on the Delco-Remy starter. h. TM 9-2990-200-34 contains service in- formation on the Schwitzer turbosuperchargers. 1-3. Scope of Manual a. Chapters 1 through 3. Chapter 1 provides general inform ation, description, and tabulated data. Chapter 2 contains a list of special tools and equipment required for field maintenance, illustrates three improvised tools, and includes a shop layout for engine rebuild. Chapter 3 covers engine troubleshooting and includes a chart to assist in location of troubles, and corrective action necessary. b. Chapter 4. This chapter covers the direct support maintenance service operations sup- plementing the Organizational Maintenance Manuals in paragraph 1-2, above. c. Chapters 5 and 6. Chapter 5 gives in- formation - on preparation of disassembly, removal of engine the engine for accessories, and 1-1