Kawasaki Ninja Service Manual: Water Pump Impeller Disassembly/Assembly

Kawasaki Ninja Service Manual / Cooling System / Water Pump / 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 the impeller by pressing them by hand until the seat stops at the bottom of the hole.
Install the water pump impeller (see Oil Pump Installation in the Engine Lubrication System chapter).

Water Pump Impeller Disassembly/Assembly

Water Pump Inspection

Remove the left lower fairing (see Lower Fairing Removal in the Frame chapter). Check the drainage outlet passage [A] at the bottom of the water pump body for coolant leaks. If the mechani ...

Water Pump Impeller Inspection

Remove the water pump cover (see Oil Pump Removal in the Engine Lubrication System chapter). Visually inspect the impeller [A]. If the surface is corroded or if the blades are damaged, repl ...

Other materials:

Water Temperature Sensor Resistance Inspection
Refer to the Water Temperature Sensor Inspection in the Electrical System chapter. If the reading is within the standard, but the problem still exists, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter). Water Temperature Sensor Circuit 1. ECU 2. Water T ...

Additional Considerations for High Speed Operation
Brakes: The importance of the brakes, especially during high speed operation, cannot be overemphasized. Check to see that they are correctly adjusted and functioning properly. Steering: Looseness in the steering can cause loss of control. Check to see that the handlebar turns freely but ha ...

Valve Guide Installation
Apply engine oil to the valve guide outer surface before installation. Heat the area around the valve guide hole to about 120 150°C (248 302°F). NOTICE Do not heat the cylinder head with a torch. This will warp the cylinder head. Soak the cylinder head and heat the oil. Usin ...