Cooling System - KEEWAY 500ATV Service Manual

Overhauling Info..............................4-1
Trouble Shooting..............................4-2
Check and Maintenance.....................4-3
Reservoir Tank......................... ......4-5
Overhaul Information
Note
●
If the radiator cap is opened when the coolant temperature is above 100℃, the pressure of
coolant will drop and get boiled rapidly. The steam jet may cause danger and injury. Cover
the cap with a piece of rag after the coolant temperature goes down and open the cap slowly.
●
Inspection of coolant should be done after the coolant is fully cooled.
●
Coolant is toxic. Do not drink or splash it to skin, eyes or cloth.
—If coolant splashes in your eyes, thoroughly wash your eyes with water and consult a doctor.
—If coolant splashes on your clothes, quickly wash it away with water and then with soap and
water.
—If coolant is swallowed, induce vomit immediately and see a physician.
—Store the coolant properly and keep it away from reach of children.
●
Check radiator fins for mud block and/or damage. Correct the bent fins. Clean off the mud
With water and compressed air. Replace with a new one if the damaged fin area reached 20%.
●
The overhauling of the water pump can be done without removing the engine.
●
Add coolant through reservoir tank. Do not open the radiator cap except when disassembling the
cooling system for adding or drainage of coolant.
●
Do not stain the plastic parts with coolant. In case of any coolant stains, flush with water immediately
After disassembly of the cooling system, check the joints for leakage with a radiator cap tester
(available in the market)
●
Refer to Chapter 10 for overhauling of temperature transducer
Inspection standard
Coolant
Capacity
Opening pressure of radiator cap
Thermostat
Tightening torque
Drainage bolt, water pump:
Thermoswitch
Adding Coolant...........................4-6
Cooling System Chart.....................4-7
Cooling System Assembly Disassembly
/Installation.................................4-8
Item
Full capacity
Reservoir tank capacity
Standard density
Valve open temperature
Full open Temperature
Full open lift
10N·m(1.0kgf·m)
10N·m(1.0kgf·m)
4-1

4. COOLING SYSTEM

.
Standard
1000ml
300ml
45%
108kpa(1.1kgf/cm
72±2℃
88℃
3.5-4.5mm
4
2
)