Kawasaki Ninja Service Manual: Seat Cutter Operation Care

Kawasaki Ninja Service Manual / Engine Top End / Valves / Valve Seat Repair / Seat Cutter Operation Care

1. This valve seat cutter is developed to grind the valve for repair. Therefore the cutter must not be used for other purposes than seat repair.

2. Do not drop or shock the valve seat cutter, or the diamond particles may fall off.

3. Do not fail to apply engine oil to the valve seat cutter before grinding the seat surface. Also wash off ground particles sticking to the cutter with washing oil.

NOTE

Do not use a wire brush to remove the metal particles from the cutter. It will take off the diamond particles.

4. Setting the valve seat cutter holder in position, operate the cutter in one hand. Do not apply too much force to the diamond portion.

NOTE

Prior to grinding, apply engine oil to the cutter and during the operation, wash off any ground particles sticking to the cutter with washing oil

5. After use, wash it with washing oil and apply thin layer of engine oil before storing.

Marks Stamped on the Cutter

The marks stamped on the back of the cutter [A] represent the following.

60° ........................... Cutter angle [B]

37.5 .......................
Outer diameter of cutter [C]

Marks Stamped on the Cutter

Valve Seat Repair

Repair the valve seat with the valve seat cutters [A]. Special Tools - Valve Seat Cutter Holder Bar [B]: 57001 -1128 Valve Seat Cutter Holder, 4.5 [C]: 57001 -1330 [For Exhaust Valve Seat] V ...

Operating Procedures

Clean the seat area carefully. Coat the seat with machinist’s dye. Fit a 45° cutter into the holder and slide it into the valve guide. Press down lightly on the handle and turn it right ...

Other materials:

Exhaust Butterfly Valve Actuator Removal
NOTICE Never drop the exhaust butterfly valve actuator especially on a hard surface. Such a shock to the actuator can damage it. Remove: Front Seat (see Front Seat Removal in the Frame chapter) Clamp [A] Screws [B] and Washers Slide the covers [A] and loosen the lock nuts [B] ...

Location of labels
All warning labels which are on your vehicle are repeated here. Read labels on your vehicle and understand them thoroughly. They contain information which is important for your safety and the safety of anyone else who may operate your vehicle. Therefore, it is very important that all warning ...

Air Switching Valve
Air Switching Valve Operation Test Refer to the Air Suction System Damage Inspection in the Periodic Maintenance chapter. Air Switching Valve Unit Test Remove the air switching valve (see Air Switching Valve Removal in the Engine Top End chapter). Set the hand tester [A] to the × 1 ...