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:

Tachometer
The tachometer shows the engine speed in revolutions per minute (r/min, rpm). On the right side of the tachometer face is a portion called the “red zone”. Engine r/min (rpm) in the red zone is above maximum recommended engine speed and is also above the range for good performance. ...

Main Throttle Sensor Resistance Inspection
Turn the ignition switch to OFF. Measure the main throttle sensor resistance in the same way as input voltage inspection, note the following. Disconnect the throttle sensor setting adapter [A] from the connector of the main harness side. Special Tool - Throttle Sensor Setting Adapter: 57 ...

Valve Clearance
Valve and valve seat wear decreases valve clearance, upsetting valve timing. NOTICE If valve clearance is left unadjusted, wear will eventually cause the valves to remain partly open; which lowers performance, burns the valves and valve seats, and may cause serious engine damage. Valve cle ...