ORGANIZATIONAL TROUBLESHOOTING - CONTINUED
TEST OR INSPECTION
COOLING SYSTEM - CONTINUED
Steam released from hot cooling systems can cause severe burns. Allow cooling system
to cool down before performing maintenance procedures.
Step 1. Test coolant for proper protection limit (TM 750-254).
Before using antifreeze tester, clean window, cover with water, and dry to insure correct
b. Unscrew surge tank cap (8), and test coolant protection limit (TM 750-254).
c. If the reading is below - 30F (0C), drain 5 qt (4.730 I) of coolant from radiator
(2), and add 5 qt (4.730 I) of water to the surge tank (9).
d. Screw on surge tank cap (8).