Section IX. WATER PUMP

b. Remove and install the roof assembly (fig.

3-35).

c. Remove and install the radiator assembly (fig.

7-8).

d. Remove and install the shutter assembly (fig.

7-7).

e. Inspect the shutter louvers for worn or damaged

weather stripping and operate by manually opening and

closing the louvers.

f. Replace a damaged shutter assembly.

7-28. Radiator Core and Tank

a. Remove and install the shutter assembly (pare

7-27, above).

b. Remove and install the radiator core and tank

(fig. 7-7) .

c. Clean the outside of the radiator core with

compressed air. ~ d. Clean the radiator with an

approved solvent.

e. Flush the interior and exterior surfaces of the

radiator thoroughly with clean water.

f. Inspect the radiator, particularly at the corners,

for signs of leaks and damage. If a leak exists that

cannot be located, plug all outlets except the filler

opening. Submerge the radiator in water and connect

Figure 7-8. Radiator, removal and installation.

the filler opening to a low-pressure air source. Air

from the radiator with a wire brush and repaint.

bubbles will indicate the location of leaks.

i. Replace an unserviceable radiator.

Caution

Do not apply air pressure in excess of 15 psi. Higher

pressure will damage the radiator.

g. Solder all leaks.

h. Remove all loose paint and rust spots

Section IX. WATER PUMP

d. Remove and install the radiator assembly (fig.

7-29. General

7-8)

The centrifugal-impeller warer pump is flange mounted to

e. Remove and install the fan and V-belts (fig. 3-19).

the front of the engine, and belt driven. It circulates the

f. Disconnect water pump hoses.

coolant through the pipes, tubing, and manifolds to the

g. Remove and install the water pump as directed in

cylinder assembly, cylinder heads, and radiator.

paragraph 3-57.

7-30. Assembly, Disassembly, and Repair

h. Disassemble the water pump as shown on figure

a. Drain the cooling system.

7-9, in the sequence indicated by key numbers.

b. Remove and install the muffler (fig. 2-2).

Reassemble in opposite sequence.

c. Remove and install the roof assembly (fig. 8-36).

7-14