Figure 8-15. Combination Splash and Force-Feed Lubrication System

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Section IV. TYPES OF LUBRICATION SYSTEMS

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TM-9-8000 Principles of Automotive Vehicles Manual

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Full Force-Feed Lubrication System

TM 9-8000

Figure 8-15. Combination Splash and Force-Feed Lubrication System

from the crankcase to the main bearings and the

journals to the rod bearing journals. In some engines,

camshaft bearings. Unlike the combination system (para

these openings are holes that index (line up) once for

8-18) the connecting rod bearings are also fed oil under

every crankshaft revolution. In other engines, there are

pressure from the pump. Oil passages are drilled in the

annular grooves in the main bearings through which oil

crankshaft in order to lead oil to the connecting rod

can feed constantly into the hole in the crankshaft. The

bearings. The passages deliver oil from the main

pressurized oil that lubricates the connecting rod

bearing

bearings goes

Figure 8-16. Force-Feed Lubrication System.

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