24. SERVICE PROCEDURE 11. Replace the corrosion resistor, and open valve 1 (2 places). For details of the procedure for replacing the corrosion resistor, see 24.6 EVERY 1000 HOURS SERVICE. 12. Supply the antifreeze and city water until it overflows from the water filler. For mixing ratio of the untifreeze and city water, decide by using the “Mixing rate of water and untifreeze”. 13. To remove the air contained in the coolant, run the engine at low idling for 5 minutes, then run for a further 5 minutes at high idling. (When doing this, leave the water filler cap OFF.) 14. Stop the engine, wait for approx.
3 minutes, then add city water until the water level is near the opening of the water filler, and tighten the cap. 15. Drain the cooling water inside reserve tank 5 and fill again with water to a point between the H and L lines. 3-27