Figure 1-42. Coolant System.

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Figure 1-41. Oil System.

TM-55-1905-219-14-1 Landng Craft Utility LCU 1667 - 1670 (1905-00-168-5764) Manual

Figure 1-43. Exhaust Manifold

TM 55-1905-219-14-1

e. The Coolant System is shown in Figure 1-42. 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 the heat exchanger. Control of

the engine temperature is accomplished by a thermostat which regulates the flow of the coolant within the Cooling

System.

Figure 1-42. Coolant System.

f. Engine starting is provided by an Hydraulic Starting System. Engine speed is controlled by an electrically

controlled hydraulic governor. The electric controls originate from the main switchboard.