4-72. ENGINE COOLING SYSTEM SERVICE. (Continued).
h. Run engine, with cap removed, until radiator
e. Repeat steps b, c, and d until the drained liquid
upper hose becomes hot.
is nearly colorless.
i. With engine idling, add coolant until level
f. Allow system to drain completely and then close
reaches bottom of filler neck and install cap.
the radiator drain valve (2) tightly.
j. Add fluid (Appendix D, Item 12a) to coolant
g. Add sufficient coolant (Appendix D, Item 12a) to
recovery tank to raise level to "FULL HOT"
provide the required freezing and corrosion
4-73. COOLANT RECOVERY BOTTLE REPLACEMENT.
This task covers:
General Safety Instructions
Be certain the engine is cool before attempting any work
on the cooling system.
General Mechanics Tool Kit
Transmission in (N) neutral.
Parking brake and micro-brakelock set.
Coolant Bottle (22054185)
Be certain the engine is cool before
attempting any work on the cooling system.
Serious personal injury could result from
work on a hot cooling system.
a. Disconnect the coolant over flow hose (4) from
the recovery tank (1) and drain the coolant.
b. Remove the recovery retaining tank fasteners (2
and 3) and remove the tank (1) from the
a. Position the coolant recovery tank (1) and install
the fasteners (2) and (3).