1.Preheat engine to make it be in warm condition,not hot condition.
2.Cut off ignition distributor,high-tension ignition coil and dismout spark plug.
Put it into breaker for soaking to dissolve carbon deposit.
3.Inject combustor cleaner into each cylinder stator through spray pipe(time for the process not exceeds 5 seconds),
after standing for 1 minute,use device to absorb residual liquid,cover cylinder port by using rag,use blower gun to dry combustor.
4.Repeat above-mentioned steps once again, use starting motor to start engine for several seconds, then use blower gun to dry combustor again.
5.Use blower gun to dry spark plug and install spark plug.
6. Start engine and work for 3 to 5 minutes with high-idling,so that it can empty inward residual cleaner in engine.
7. 1 to 2 bottles for vehicle whose carbon deposit is not removed, vat is less than six within 100 thousand kilometers;
2 bottles for vehicle which has vat more than.