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:

Connecting Rod Twist Inspection
With the big-end arbor [A] still on V block [C], hold the connecting rod horizontally and measure the amount that the arbor [B] varies from being paralleled with the surface plate over a 100 mm (3.94 in.) length of the arbor to determine the amount of connecting rod twist. If the conne ...

Oil Pressure Measurement
Remove: Right Lower Fairing (see Lower Fairing Removal in the Frame chapter) Oil Passage Plug [A] Attach the adapter [A] and gauge [B] to the plug hole. Special Tools - Oil Pressure Gauge, 10 kgf/cm²: 57001-164 Oil Pressure Gauge Adapter, PT3/8: 57001 -1233 ...

Information for Coolant
To protect the cooling system (consisting of the aluminum engine and radiator) from rust and corrosion, the use of corrosion and rust inhibitor chemicals in the coolant is essential. If coolant containing corrosion and rust inhibitor chemicals are not used, over a period of time, the cooling ...