Carburetor engine power system

Idle adjustment

The frequency of adjustment of idling and the content of CO in the exhaust gases: annually or every 15,000 km.

Fuel filter

Fuel filter replacement interval: every two years of operation or every 30,000 km.

Air filter

The frequency of replacing the filter element: every two years of operation or every 30,000 km.

To replace the air filter element of carburetor engines:

• unscrew the fastening nuts and remove the filter housing cover; the plastic cover is inserted into the case without fastening
• remove the filter element, making sure that foreign particles do not get into the carburetor;
• install a new filter element, observing the correct position of the rubber gasket.

For seasonal adjustment of the engine air filter «12SC»:

• loosen the wing nut securing the damper lever;
• at temperatures above +10°C, install the damper lever «Sommer» («Summer»); at temperatures below -5°С to position «Winter» («Winter»),
• tighten the nut on the throttle lever.

For seasonal adjustment of the engine air filter «13N»:

• at temperatures above +10°C, set the damper lever to the position «Sommer» («Summer»); at temperatures below -5°С to position «Winter» («Winter»).

Econometer

Some vehicles have an econometer. It is made in the form of a pointer and shows the trend in fuel consumption depending on the driving style:

• with an economical driving style, the pointer arrow is in the black sector;
• when the fuel consumption is too high, the arrow goes into the red sector.