Honda NC700 2012 Service Manual page 286

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Remove the drain bolt [1], sealing washer [2] and drain
the coolant.
Reinstall the drain bolts with a new sealing washer.
Tighten the drain bolt securely.
Remove the radiator reserve tank (page 8-14).
Empty the coolant and rinse the inside of the reserve
tank with water.
Install the reserve tank (page 8-14).
Fill the system with the recommended coolant through
the filler opening up to filler neck [1].
Remove the radiator reserve tank cap [2] and fill the
reserve tank to the upper level line.
Bleed air from the system as follows:
1. Shift the transmission into neutral.
Start the engine and let it idle for 2 – 3 minutes.
2. Snap the throttle 3 or 4 times to bleed air from the
system.
3. Stop the engine and add coolant up to the filler neck
if necessary.
Install the radiator cap.
4. Check the level of coolant in the reserve tank and fill
to the upper level if it is low.
After installation, check that there are no coolant leaks.
Install the lower cowl (page 2-28).
THERMOSTAT/THERMOSTAT
HOUSING
REMOVAL/INSTALLATION
Drain the coolant (page 8-6).
Remove the battery box (page 2-31).
Disconnect the ECT sensor 2P connector [1].
Loosen the water hose band screw [2] and disconnect
the radiator upper water hose [3].
COOLING SYSTEM
[1]
[1]
[1]/[2]
[2]
[3]
[2]
8-7