Figure 11. Hydraulic troubleshooting chart.

TM 10-3930-222-20

Figure 11. Hydraulic troubleshooting chart.

Section IV. ENGINE (GROUP 01)

a. Removal.

17. General

The engine is a six-cylinder, four-stroke cycle, L-head,

(1)

Drain the cooling system by opening a

gasoline type. It is provided with a full-pressure, force-

drain valve at the bottom of the radiator

feed lubricating system.

Engine temperature is

and another just under the generator on

controlled by a bypass thermostat, an impeller-type

the engine block.

water pump, and a cored cylinder head. The engine is

(2)

Loosen the hose clamps on the upper

radiator hose (1) and remove the hose

from the water outlet elbow (2).

18. Cylinder Hood

(3)

Disconnect the water recirculating tube (9)

The cylinder head contains the combustion chambers

between the elbow and the water body.

and cored passages for water flow. Refer to figure 15

(4)

Disconnect and tag all spark plug wires.

and remove the cylinder head as follows.