| 1. Weaken a collar of fastening of a branch pipe of an air inlet on the air consumption measuring instrument sensor. |
| 2. Disconnect an air inlet branch pipe from the air consumption measuring instrument sensor. |
| 3. Turn out six bolts of fastening of a cover of the air filter and remove it. |
| 4. Remove the filtering element of the air filter from the case. |
Prevention
 Do not use compressed air for cleaning of the filtering element of the air filter.
|
| 5. Check the filtering element of the air filter for lack of pollution, damages and hit of oil on it. |
| 6. If necessary, replace the filtering element of the air filter. |
