Engine Serial Number and Model Number as Stamped on Cylinder Block

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ELECTRIC POWER GENERATION AND DISTRIBUTION (Cont)

TM-55-1905-220-14-5 Landing Craft Utility LCU 1671-1679 NSN 1905-01-009-1056 Manual

GENERAL SPECIFICATIONS

TM 55-1905-220-14-5

3-58. ELECTRIC POWER GENERATION AND DISTRIBUTION (Cont).

gallery in the cylinder block where the supply divides; a portion entering the by-pass filter and then draining

back into the oil pan, part going to the cam and balance shaft end bearings and cylinder head, with the

remainder going to the main bearings and connecting rod bearings via the drilled crankshaft.

(5) Coolant is circulated through the engine by a centrifugal- type water pump. Heat is removed from

the coolant, which circulates in a closed system, by a heat exchanger. Control of the engine temperature is

accomplished by thermostats that regulate the flow of the coolant within the cooling system.

(6) Engine starting is provided by an hydraulic starting system.

(7) Engine speed is controlled by an hydraulic type engine governor.

b. Engine Model and Serial Number Designation

The engine serial number and model number are stamped on the cylinder block. The engine and

model numbers are also stamped on the Option Plate attached to the valve rocker cover.

Engine Serial Number and Model Number as Stamped on Cylinder Block

3-1017