Spring nk 150 How to Add Coolant

Directly on the water pump of the engine. There are four screws on the water pump, which is the bottom one with washer. Unscrew it and the cooling water will come out. If antifreeze is added, let the air out. After adding water, remove the seat cushion, pull out the thin hose from the cylinder head, and pay attention to "there are two kinds of hoses". When adding water, deflate it until the exhaust is completed, and plug in the hose.