Galeo PC78MR-6, Operation & Maintenance Manual

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MAINTENANCE
MAINTENANCE PROCEDURE
MAINTENANCE
MAINTENANCE PROCEDURE
5. Remove the cover under the drain valve.
6. Set the container under drain valve (2) and drain plug (3) to
catch the coolant mixture.
7. After draining the antifreeze solution, close drain valve (2) and
tighten drain plug (3), then fill with clean water. After the
radiator is filled with water, start and run the engine at low idle
speed. After the coolant temperature rises above 90
° C (194 °
F), run the engine for about 10 minutes.
8. Stop the engine and open drain valve (2) and remove drain
plug (3) to drain the water.
9. After draining the water, clean the radiator with detergent.
For the cleaning method, follow the instruction of detergent.
10. Close drain valve (2). Wind seal tapes onto drain plug (3), then
tighten it.
11. Install the cover under the drain valve.
12. Add coolant mixed with antifreeze until it overflows from the water filler.
Decide the proportions of antifreeze and water according to the table for the mixing rate of water and antifreeze.
13. To remove air in the cooling system, run the engine for 5 minutes at low idle, then for 5 minutes at high idle.
(While doing this, leave the radiator cap removed.)
14. Drain the coolant from sub-tank (4), clean the inside of the
sub-tank, then add water until the coolant level is between the
FULL and LOW marks.
15. Stop the engine, wait for approx. 3 minutes, then add coolant
until the coolant level is near the coolant filler port, and tighten
the cap. Check the coolant level and add coolant if necessary.
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