Draining the Cooling System

CAUTION: Explosive release of fluids from pressurized cooling system can cause serious burns.

Shut off engine. Remove filler cap only when cool enough to touch with bare hands. Slowly loosen cap to first stop to relieve pressure before removing completely.

Drain and flush cooling system every 3000 hours using clean water, and refill with new coolant.

Specification

2. Connect a hose to radiator draincock (A) on radiator.

3. Turn radiator draincock counterclockwise to open valve. Allow coolant to drain into a container.

4. Connect a hose to engine block coolant draincock (B).

5. Turn engine block coolant draincock counterclockwise to open valve. Allow coolant to drain into a container.

6. Turn both draincocks clockwise to close valves and remove hoses.

A-Radiator Draincock
B-Engine Block Coolant Draincock

CED,OUO1079,453 -19-27MAR01-1/1