Kawasaki Ninja Service Manual: Water Pump Impeller Inspection

Kawasaki Ninja Service Manual / Cooling System / Water Pump / Water Pump Impeller Inspection

If the surface is corroded or if the blades are damaged, replace the impeller

Water Pump Impeller Inspection


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 surf ...

Water Pump Housing Disassembly
NOTICE Do not damage the hole wall of the water pump housing. Insert a bar [A] into the pump housing [B], and hammer evenly around the circumference of the mechanical seal bottom [C]. ...

Other materials:

System Components
1. FI ECU The FI ECU analyzes the motorcycle conditions based on the signals from the front/rear wheel rotation sensors and FI sensors (such as the crankshaft sensor and main throttle sensor), and controls engine power by reducing the number of ignition and retarding the ignition timing. The m ...

Stopping the engine
Close the throttle completely. Shift the transmission into neutral Turn the ignition key to “OFF�. Support the motorcycle on a firm, level surface with the side stand. Lock the steering. NOTE The motorcycle is equipped with a vehicle-down sensor, which causes the engine to sto ...

Idle Speed Inspection
Start the engine and warm it up thoroughly. With the engine idling, turn the handlebar to both sides [A]. If handlebar movement changes the idle speed, the throttle cables may be improperly adjusted or incorrectly routed, or damaged. Be sure to correct any of these conditions before rid ...