KYMCO K-XCT 300i Owner's Manual page 339

K- XCT 300i
6. Cooling System > Radiator
Route the filler neck coolant hose through the guide to the top right of
the radiator.
Connect the coolant hose from the thermostat on the cylinder head to
the top left of the radiator. Connect the coolant hose from the water
pump to the bottom right of the radiator.
Tighten the coolant hose clamp screws securely with a #2 Phillips
screwdriver.
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