12. Cooling System
12-4
System Test
Warning
Never attempt to carry out service work on
the cooling system unless the engine is
completely cooled down, otherwise, you
may get scalded.
Remove the reserve tank cap cover, and then
remove tank cap.
Place a water pan under the water pump; loosen
the drain bolt to drain out the coolant.
Reinstall the drain bolt.
Refilling system with coolant and bleeding the air
bubbles.
Run the engine, and remove by-pass pipe.
Check by-pass hole for any bubble come out.
If there is no bubble emitted but only coolant
flow out, then joint on backflow pipe, and turn
off the engine.
Remove radiator filler cap.
Starts the engine, check if there is any bubbles
come out from the radiator, and the coolant is
stable.
Stop the engine, and add coolant to proper
level if necessary.
Tighten the radiator filler cap.
Caution
In order to avoid the radiator rusting,
please do not use the uncertified
coolant.
Coolant recommended: SYM Bramax radiator
agent.
Concentration: 50%
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