1. To warm up the engine up to the normal working temperature. |
2. To connect the analyzer of exhaust gases and a tachometer according to indications of the instruction for their application. |
3. To keep the speed of 3000 rpm within about 30 seconds, and then to release an accelerator pedal. To wait before installation of indications of the analyzer. |
4. To check the speed of idling of the engine. In case of need to adjust engine speed by means of the screw (1). |
5. To read indications of concentration WITH in exhaust gases. If concentration WITH small then to remove a casing of the screw of adjustment of composition of mix (2) and to adjust this screw concentration FROM idling engine. |
6. To repeatedly check the speed of idling of the engine and to adjust in case of need. |