Checking Coolant Density; Inspection Of Radiator Cap - KEEWAY 500ATV Service Manual

4. COOLING SYSTEM
Check and Maintenance
4

Checking coolant density

Note:
Open the radiator cap after coolant is fully cooled.
Remove:
Remove bolt 1 and battery panel
Remove radiator cap (counter clockwise).
Check with a densimeter if the coolant density
adapts to the local temperature.
Check coolant for stains or impurities.

Inspection of radiator cap

Note
Open the radiator cap after the coolant is fully cooled.
Remove:
Remove bolt 1 and battery panel
Remove radiator cap (counter clockwise)..
Note
Apply coolant on the sealing surface of radiator cap
before attaching the tester to the radiator cap.
Install the radiator cap tester to the radiator cap;
Apply the specified pressure (radiator cap opening
pressure) for 6 seconds and make sure that there is drop in
pressure.
Opening pressure of radiator cap:
2
108~137kpa(1.1~1.4kgf/cm )
4-3