ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
W A R N I NG
Coolant can get very hot. Allow system to cool down before performing
maintenance. Failure to follow these instructions could result in severe
bums and injuries.
W A R N I NG
Always remove radiator cap slowly to permit pressure to escape. Fail-
ure to observe this warning could result in severe injury.
d. Slowly remove radiator cap (1, FIGURE 2–23).
e. Remove fan guards, paragraph 2.77.2.
f. Open radiator drain valve (34) and drain coolant/antifreeze into suitable container.
g. Loosen clamps (10). Remove upper coolant hose (11) and clamps (10).
2.78.2.
Inspection and Cleaning.
a. Shut down generator set.
b. Remove upper coolant hose, paragraph 2.78.1.
c. Inspect upper coolant hose (11, FIGURE 2-23) for cracks, holes, and dry rot.
d. Clean light corrosion from upper coolant hose attaching points with fine grit abrasive paper (Item 15, Appendix C).
e. Install upper coolant hose, paragraph 2.78.3.
2 .7 8 . 3 . I n s t a l l a t i o n .
a. Install upper coolant hose (11, FIGURE 2–23) on thermostat housing opening and radiator (32) with clamps (10).
b. Close radiator drain valve (34) and add coolant/antifreeze to proper level, paragraph b.
c. Install fan guards, paragraph 2.77.3.
d. Install radiator cap (1).
e. Connect negative battery cable and close battery access door.
f. Start generator set. Allow unit to reach operating temperature and check for leaks.
g. Add coolant/antifreeze to ovetflow bottle as required.
h. Close engine access doors.
2.79. LOWER COOLANT HOSE.
2.79.1.
Removal.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Open engine access doors.
WARNING
Coolant can get very hot. Allow system to cool down before performing
maintenance. Failure to follow these instructions could result in severe
bums and injuries.
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