KYMCO XCITING S 400 Manual page 199

5. Cooling System
XCITING S 400
Add coolant to the reserve tank until it reaches the upper level mark.
Gently rock the vehicle side-to-side to release any air bubbles trapped in the
cooling system.
Place the vehicle on its center stand and start the engine. Let it run for several
minutes. This will purge any air out of the cooling system. Check for coolant leaks
When the air bubbles stop coming up turn off the engine and recheck the coolant
level, add coolant if necessary. Check the reserve tank and add coolant if needed.
Wet the seal of the radiator cap and install.
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