TM-9-2815-200-35
ENGINE, WITH CONTAINER:TURBOSUPERCHARGED, DIESEL ,FUEL INJECTION ,90-DEGREE “V” TYPE, AIR - COOLED ,12 - CYLINDER , ASSEMBLY ;MODELS AVDS-1790-2M (2815-856-4996), AVDS-1790-2A AND AVDS-1790-2AM (2815-856-9005)
TECHNICAL MANUAL; DIRECT SUPPORT, GENERAL SUPPORT AND DEPOT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LISTS
TM-9-2815-200-35 - Page 41 of 779
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
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