Kawasaki Ninja Service Manual: Dust Seal Inspection

Inner Tube Inspection

Visually inspect the inner tube [A]. If there is any damage, replace the inner tube. Since damage to the inner tube damages the oil seal, replace the oil seal whenever the inner tube is replac ...

Spring Tension Inspection

Since a spring becomes shorter as it weakens, check its free length [A] to determine its condition. If the spring of either fork leg is shorter than the service limit, it must be replaced. If ...

Other materials:

Nozzle Assy Installation
Replace the dust seals [A] with new ones. Apply engine oil to the new dust seals, and install them. Install the nozzle assy securely. Push the four mounting positions of the injectors. Set the joint pipe parallel to the air cleaner housing [B]. NOTICE When installing the nozzle assy, ap ...

Valve Seat Inspection
Remove the valve (see Valve Removal). Check the valve seating surface [A] between the valve [B] and valve seat [C]. Measure the outside diameter [D] of the seating pattern on the valve seat. If the outside diameter is too large or too small, repair the seat (see Valve Seat Repair). Val ...

Lubrication
Lubrication is necessary after riding through rain or on wet roads, or any time that the chain appears dry. Use a lubricant for sealed chains to prevent deterioration of chain seals. If the chain is especially dirty, clean it using a cleaner for sealed chains following the instructions suppli ...