Flushing Engine Coolant

ENGINE COOLANT

Flushing

1.Install reservoir tank if removed, and radiator drain plug.

CAUTION:
Be sure to clean drain plug and install with new O-ring.


: 1.2 Nm (0.12 kg-m, 11 in-lb)
If water drain plug on cylinder block is removed, close and tighten it. Disassembly And Assembly.





2.Remove air relief plug (1) on heater hose.










3.Remove air relief plug (2) on radiator.





4.Fill water inlet with water until water spills from the air relief holes, then close air relief plugs. Fill water inlet and reservoir tank with water and reinstall radiator cap.
: 1.2 Nm (0.12 kg-m, 11 in-lb)
5.Run the engine and warm it up to normal operating temperature.
6.Rev the engine two or three times under no-load.
7.Stop the engine and wait until it cools down.
8.Drain water from the system. Draining Engine Coolant.
9.Repeat steps 1 through 8 until clear water begins to drain from radiator.
10.Check that the reservoir tank cap is tightened.