Water Pump/Thermostat Removal - Honda 2003 NPS50 Ruckus Service Manual

COOLING SYSTEM
Support the scooter with its center stand on a level
surface.
Fill the reserve tank with the recommended coolant
to the upper level line.
Fill the system with the recommended coolant
through the filler opening to the filler neck.
Bleed air from the system as follow:
1. Start the engine and let it idle for 2 - 3 minutes.
2. Snap the throttle three or four times to bleed air
from the system.
3. Stop the engine and add coolant to the proper
level if necessary, Reinstall the radiator cap.
4. Check the level of coolant in the reserve tank and
fill it to the upper level if the level is low.
Install the radiator cap and reserve tank cap.
Install the radiator cover and tighten the screws to
the specified torque.
TORQUE: 1.0 N·m (0.1 l<gf·m, 0.7 1bf·ft)
WATER P U MP/THERMOSTAT
REMOVAL
WATER PUMP
Drain the coolant from the cooling system {page 7-
7).
Remove the following:
- Floor step (page 3-7)
- Ignition coil (page 17-7)
Disconnect the water hoses from the water pump.
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