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 TM 9-2815-220-24
EQUIPMENT DESCRIPTION AND DATA
0002 00
ENGINE CHARACTERISTICS, CAPABILITIES, AND FEATURES (Continued)
Lubrication of engines by forced feed system consisting of four circuits
- Scavenge, main or pressure oil, leveling, make up
- Circuits are operated independently by one oil pump with four separate sections
Two intake manifold heaters
- Installed in air intake systems between intake manifold elbows and turbosuperchargers
- Preheats air entering cylinders to facilitate cold-weather starting and cold-weather idle
operation
Crankcase vented by enclosed crankcase breather system
Fuel filters have top-mounted bleeder valves to remove air from fuel system
- Primary and fuel/water separator type secondary fuel filters
Water in fuel filters is removed
- Primary fuel filter: Water is removed by a constant bleed orifice
- Fuel/water separator type secondary fuel filter: Water is removed by an automatic water
drain
Models
Distinguishing Features
2CA
Clean Air Package
Oil-cooled 28-volt dc, 650 ampere generator
- Produces alternating current rectified within the unit to give direct current to
output terminals
2DA
Clean Air Package
Air-cooled, 28-volt dc, 300 ampere generator
- Blower motor mounted on generator draws cooling air from crew
compartment through air intake tube which extends along crankcase below
intake manifold on right side of engine
- Outlet air is exhausted through engine rear cooling fan vane
WP 0002 00-2
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