KYMCO AK 550 Service Manual page 173

5. Cooling System
AK 550
Filling
When the coolant has fished draining return the drain bolt to the water pump with
a new sealing washer. Tighten the drain bolt securely with an 8 mm socket.
Fill the cooling system with a mix of distilled water and KYMCO SIGMA Coolant
Concentrate. Continue filling until the coolant until it reaches the bottom of the
filler neck as shown.
Coolant capacity:
Radiator with cool coolant 1200 cc
Reserve tank 300 cc
• Use coolant of specified mixing rate. (The mixing rate of KYMCO
coolant/distilled water is 50%.)
• Do not mix coolant concentrate of different brands.
• Do not drink the coolant, which is poisonous.
• The freezing point of coolant mixture shall be 5 °C lower than the freezing point
of the riding area.
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