 | Disconnect the air intake hose from throttle assembly and check the surface of the throttle in the absence of soot. To remove carbon deposits, use an aerosol solvent. |
1. Start the engine, warm up to operating temperature and switch it off.
2. Disconnect the air intake hose from the throttle assembly.  | 3. Close the stopper channel for supplying air to bypass the throttle. | Make sure that the solvent does not pass through the air supplying passage bypassing the throttle valve. |
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4. Spray the cleaning spray solvent through the inlet throttle knot and wait 5 minutes before it is absorbed.
5. Start the engine several times and increase the engine speed, and then leave the engine idling.
6. Repeat steps 4 and 5.
7. Remove the cap covering the channel for supplying air to bypass the throttle.
8. Replace the air inlet hose.  | 9. Disconnect "weight" from the battery for more than 10 seconds. |
10. Adjust the engine speed to idle. | 
