Figure 3-7. Main Fuel Tank
(4) Inspect main fuel tank vent hoses for cracks, loose
3-40. Shutter and Shutter Thermostat Inspection.
mounting, deterioration or other evidence of damage.
Verify that the linkage connecting the shutter control assembly
b. Service. (See fig. 3-7.)
(10, fig. 3-30), which houses the shutter thermostat (6) to the
shutter (2, fig. 3-31 ) is secure and not damaged. Check
(1) Remove main fuel tank cap, gasket, and strainer.
thermostat housing for cracks, leaks or other damage.
(2) Clean all metal parts and dry thoroughly.
a. Inspection. Inspect the radiator assembly (35, fig. 3-29)
(3) Replace a damaged or defective gasket.
(4) Replace a damaged or defective main fuel tank
(1) Service the radiator as follows:
3-37. Fuel Transfer Pump.
Inspect fuel transfer pumps (37 and 38, fig. 3-28) for leaks,
loose correctors, dents, cracks and other damages.
3-38. Radiator Grille.
Inspect radiator grille (fig. 3-31) for dirt, foreign matter, cracks,
dents, leaks, and other damage.
3-39. Fan Guard Inspection.
Inspect the LH and RH fan guards (25 and 26, fig. 3-29) for
dirt, cracks, dents or other damage.
Scalding can result from steam in the coolant system
escaping when the radiator cap is removed. Always
allow coolant to cool and remove the radiator cap
slowly to permit any pressure to escape.
( a ) Open radiator cap access door and remove cap.
( b ) Refer to Table 2-1 for proper coolant and fill
radiator until coolant level is two inches below filler neck.
( c ) Fasten tag near radiator cap indicating date, type
of coolant and level of protection.