TM 9-6115-664-13&P
Table 1-2. Equipment Data (continued)
PERFORMANCE CHARACTERISTICS
Diesel Engine
Horsepower
15 at 3000 rpm
Horsepower Derating at Altitude/Temperature
1000 ft. at 107 degrees F
13.35
4000 ft. at 95 degrees F
12.45
8000 ft. at 95 degrees F
10.35
Operating RPM
3000 rpm
Pre-Heat Time
10 minutes oil, 2 minutes air
Engine Shutdown
60 seconds maximum
Engine Cooling System
Air, fin cooled
Oil Type
MIL-L-2104, 15W-40 (0 to +120º F)
MIL-L-46167, 5W-30 (-25 to +15 F)
Engine Oil Capacity
0.70 gallon (2.6 liters)
Oil Sump Capacity
0.55 gallon (2.1 liters)
Bore
3.75 inches (95 mm)
Stroke
3.94 inches (100 mm)
Cylinder
Single
Displacement
290 cubic inches (738 cubic cm)
Compression Ratio
19:1
Torque
27.4 ft-lbs (37 Nm) at 2000 rpm
Fuel Consumption at 5.0 kW
8.8 ounces (250 grams) per kW hour
Oil Consumption at 5.0 kW
0.04 ounces (1.0 gram) per kW hour
Alternator
Operating RPM
3000 rpm nominal, 8000 maximum
Overspeed
10,000 rpm
Rotor Inertia With Fan
80 lbs/square in. (234 Kg/square cm)
Output
180 amp, 28 VDC at 3000 rpm,
1000 feet altitude
Efficiency
75 to 68% over normal operating range
Operating Temperature (ambient)
-25 to +120 F
1-12. APU DECALS, STENCILS, IDENTIFICATION AND WARNING PLATES.
Figure 1-5 illustrates all decals, stencils, identification plates, operating instruction plates, and warning plates found
on the APU.
1-10
