Kawasaki Ninja Service Manual: Radiator Hose and O-ring Replacement

Kawasaki Ninja Service Manual / Periodic Maintenance / Periodic Maintenance Procedures / Replacement Parts / Radiator Hose and O-ring Replacement

Drain the coolant (see Coolant Change).
Remove: Upper Fairing Assembly (see Upper Fairing Assembly Removal in the Frame chapter) Thermostat Housing [A] (see Thermostat Removal in the Cooling System chapter) Oil Cooler [B] (see Oil Cooler Removal in the Engine Lubrication System chapter) Water Pump Cover [C] (see Oil Pump Removal in the Engine Lubrication System chapter) Fitting [D]
Replace the hoses [E] and O-rings [F] with new ones.
Apply grease to the new O-rings.
Run the new hoses according to Cable, Wire, and Hose Routing section in the Appendix chapter.
Tighten:

Torque - Water Hose Clamp Screws: 3.0 N·m (0.31 kgf·m, 27 in·lb)

Install the removed parts (see appropriate chapters).
Fill the coolant (see Coolant Change).
Check the cooling system for leaks.

Radiator Hose and O-ring Replacement

Coolant Change

WARNINGCoolant can be extremely hot and cause severe burns, is toxic and very slippery. Do not remove the radiator cap or attempt to change the coolant when the engine is hot; allo ...

Engine Oil Change

Situate the motorcycle so that it is vertical after warming up the engine. Remove the engine oil drain bolt [A] to drain the oil. The oil in the oil filter can be drained by removing the fil ...

Other materials:

Coupling Bearing Inspection
Since the coupling bearing is made to extremely close tolerances, the clearance can not normally be measured. NOTE It is not necessary to remove the coupling bearing for inspection. If the bearing is removed, it will need to be replaced with a new one. Turn the bearing in the coupling b ...

Drive Chain
The drive chain slack and lubrication must be checked each day before riding the motorcycle and must be maintained in accordance with the Periodic Maintenance Chart for safety and to prevent excessive wear. If the chain becomes badly worn or maladjusted - either too loose or too tight - the c ...

Water Pump Impeller Disassembly/Assembly
Remove the water pump impeller (see Oil Pump Removal in the Engine Lubrication System chapter). The sealing seat and rubber seal may be removed easily by hand. Apply coolant around the surfaces of the rubber seal and sealing seat. Install the rubber seal [A] and sealing seat [B] into ...