Water Manifold, Headers, Thermostat and Housing Gasket

3-58. V-Drive, Belt Assembly

a. Test and replace the coolant thermostat as

follows:

a. Adjust the V-belts as directed in figure 3-19.

(1) Drain the cooling system (para 3- 56).

b. Remove the V-belts as follows:

(2) Remove and install the outlet elbow and

(1) Remove radiator fan guard by removing

thermostat as shown by figure 3-31.

the screws (18) attaching the guard to the radiator.

(3) Test thermostat by suspending in a

(2) Loosen the generator mounting screws

container of water, into which a thermometer is

immersed. Heat water slowly. Thermostat should begin

(3) Push the generator toward the engine and

to open at 165 F. and be fully opened at 1750 F.

slip the V-belts off the generator, fan and drive shaft

Replace thermostat if defective.

b. Remove and install water inlet header as shown

(4) Install in reverse order.

c. Remove and install water outlet header as

3-59. Water Manifold, Headers, Thermostat and

shown in figure 3-28.

Housing Gasket

Figure 3-32. Water inlet header and related parts.

3-36