TM 9-2815-220-24
EQUIPMENT DESCRIPTION AND DATA
0002 00
ENGINE ASSEMBLY ORIENTATION
Engine Assembly Orientation
•
For illustration purposes the AVDS-1790 engine, Model 2DR, is shown below
Directional Terms
Directional terms for the AVDS-1790 engine Models 2CA, 2DA, and 2DR are referenced as
follows:
•
When facing the damper end (the front end) of the engine,
−
The engine left side is your left side;
−
The engine right side is your right side.
Damper (Front) Right View
Flywheel (Rear) Left View
Numbering of Cylinders and Main Bearings
Beginning at the damper end (the front), the left bank of cylinders is numbered 1L through 6L, and
the right bank of cylinders
is numbered 1R through 6R.
Starting at the damper end (the front), the main bearings are numbered 1 through 7.
The cylinders, pistons, connecting rods, and connecting rod bearings are numbered with their
respective cylinder number locations.
WP 0002 00-4