TM-9-2815-220-24

AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TM-9-2815-220-24

  TM-9-2815-220-24 - Page 60 of 1563

TM 9-2815-220-24
ENGINE SPECIFICATIONS, CLEARANCES, SHIPPING CONTAINER
0003 00
ENGINE, Configuration (Continued)
Fuel:
Type .
........................................................................................................................................
JP-8
Specification .
......................................................................................................
MIL-DTL-83133
Supply pressure (at injection pump inlet).
.......................................................................
55-60 psi
Consumption at 750 hp and 2400 rpm.
..........................................................
305 pounds per hour
Fuel System:
Induction .
...................................................................................................................
supercharged
Air flow (at rated power and speed) .
...............................................................................
2000 cfm
Horsepower:
Gross .
...........................................................................
735 to 780 brake horsepower at 2400 rpm
Net.
..........................................................................................
642 brake horsepower at 2400 rpm
Ignition.
............................................................................................................................
compression
Lubrication:
Normal oil temperature.
............................................................................
180
°
F at 60 °F ambient
Maximum oil temperature (out of cooler) .
..........................................................................
250
°
F
Manifold heater (cold weather starting and idle operation in cold weather):
Type .
.......................................................................................................
flame-type spark ignition
Spark plug (ignition) gap .
................................................................................
0.094 to 0.114 inch
Pump (hand operated from driver’s compartment).
..............................................................
90 psi
Spray nozzle flow .
.................................................................................
l.5 to 2.2 pounds per hour
Fuel (type).
.......................................................................................................
same as engine fuel
Oil
Capacity (approximate):
Dry engine.
..............................................................................................................
20.0 gallons
Oil and filter change.
...............................................................................................
17.0 gallons
Oil type.
..........................................................................................................................
lubricating
Specification .
................................................................................
MIL-L-45199, Grade 2 (OE30)
Oil pressure (crankcase main oil gallery):
700 rpm.
................................................................................
15 psi (SAE 30 oil at 140 to 250
°
F)
2400 rpm.
................................................................................
40 to 70 psi (SAE 30 oil at 180
°
F)
Oil Pump (high volume) output, (SAE 30 oil at 170-180 °F at 2400 rpm engine speed):
Leveling Pump (minimum flow) .
.......................................................................................
32 gpm
Pressure Pump (minimum flow).
........................................................................................
97 gpm
Scavenge Pump (minimum flow) .
....................................................................................
121 gpm
Reserve Pump ((minimum flow) .
.......................................................................................
17 gpm
Pistons:
Stroke.
...............................................................................................................................
5.750 in.
Compression ratio.
...................................................................................................................
16:1
Displacement.
................................................................................
149.1 cubic inches per cylinder
WP 0003 00-2


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