Kawasaki Ninja Service Manual: Cooling System Flushing

Kawasaki Ninja Service Manual / Cooling System / Coolant / Cooling System Flushing

Over a period of time, the cooling system accumulates rust, scale, and lime in the water jacket and radiator. When this accumulation is suspected or observed, flush the cooling system. If this accumulation is not removed, it will clog up the water passage and considerable reduce the efficiency of the cooling system.

NOTICE

Do not use a flushing compound which is harmful to the aluminum engine and radiator. Carefully follow the instructions supplied by the manufacturer of the cleaning product.

Pressure Testing
Remove: Upper Fairing Assembly (see Upper Fairing Assembly Removal in the Frame chapter) Radiator Cap [A] Remove the radiator cap in two steps. First turn the cap counterclockwise to the ...

Coolant Reserve Tank Removal
Remove: Upper Fairing Assembly (see Upper Fairing Assembly Removal in the Frame chapter) Bolt [A] Cap [B] Pour the coolant into a container. Remove: Radiator Overflow Hose [C] (Discon ...

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 ...

Coolant Temperature Meter
The coolant temperature gauge indicates temperature of the engine coolant. The “ ” symbol is displayed if the coolant temperature meter is selected. A. Coolant Temperature Meter B. Warning Indicator Light (Red) C. “ ” Symbol If the coolant temperature is below 40°C (104°F ...

Rocker Arm Installation
Install the both rocker arms [A] so that their marks [B] face left side. Replace the tie-rod nut, rear shock absorber nut and rocker arm nut with new ones. Apply grease to the inside of the oil seals. Tighten: Torque - Rocker Arm Nut: 34 N·m (3.5 kgf·m, 25 ft·lb) Tie-Rod ...