Kawasaki Ninja Service Manual: Radiator Cap Inspection

Kawasaki Ninja Service Manual / Cooling System / Radiator / Radiator Cap Inspection

If any one of them shows visible damage, replace the cap with a new one.

Radiator Cap Inspection


NOTE

Wet the cap sealing surfaces with water or coolant to prevent pressure leaks.

Radiator Cap Inspection


Radiator Cap Relief Pressure Standard: 112 ∼ 142 kPa (1.14 ∼ 1.45 kgf/cm², 16 ∼ 21 psi)

If the cap can not hold the specified pressure or if it holds too much pressure, replace it with a new one.

Radiator Inspection
Remove the radiator (see Radiator and Radiator Fan Removal). Check the radiator core. If there are obstructions to air flow, remove them. If the corrugated fins [A] are deformed, carefully s ...

Radiator Filler Neck Inspection
Remove: Radiator Cap (see Coolant Change in the Periodic Maintenance chapter) Check the radiator filler neck for signs of damage. Check the condition of the top and bottom sealing seats [ ...

Other materials:

Upper Fairing Assembly Removal
Remove: Lower Fairings (see Lower Fairing Removal) Center Inner Fairing (see Center Inner Fairing Removal) Upper Inner Fairings (see Upper Inner Fairing Removal) Windshield (see Windshield Removal) Disconnect the front turn signal light lead connector [A] (both sides). Remove the bo ...

Coolant Deterioration Inspection
Remove the right lower fairing (see Lower Fairing Removal in the Frame chapter). Visually inspect the coolant in the reserve tank [A]. If whitish cotton-like wafts are observed, aluminum parts in the cooling system are corroded. If the coolant is brown, iron or steel parts are rusting. I ...

Fuel Pump Operating Voltage Inspection
NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Remove: Fuel Tank Bolts (see Fuel Tank Removal) Fuel Tank Bracket Bolts (see Fuel Tank Removal) Disconnect the fuel pump lead connector and connect the harness adapter [A] between these connectors as shown i ...