Draining Filling Bolt
(4)The final reduction mechanism oil
1.Change the oil in the gear box:
a. Turn off the engine after warm up.
b. Put a bowl under the engine.
c. Remove the draining bolt and
Filler bolt to drain the gear
oil off.
d. Lock the draining bolt before
refill gear oil and
then lock the filling bolt.
e. Locking torque: 1.8kg-m
(5)Spark plug
1.Remove spark plug
2.Check the spark plug electrode and check if it is
Burnt out or not and carbonized or not
3.Clean the electrode, whether it is dirty
4.Spark plug specification
G-MAX50: BP7HS (NGK) or equivalent spec.
G-MAX125/150: C7HSA (NGK) or equivalent spec.
G-MAX200: C7E (NGK) or equivalent spec.
G-MAX220: CR7E (NGK) or equivalent spec.
G-MAX250: DPR7EA (NGK) or equivalent spec.
Gap of spark plug :0.6~0.7mm(general); 0.9mm(M2-250)
Electrode burn out/
Carbon piled up
Washer is
Distorted or not
Procelain is
Cracked or not