2. Attach a tachometer.
3. Start the engine again.
4. Adjust the idling speed set when turning on the vacuum brake booster. The sequence of the procedure for checking and adjusting (carburetor option with throttle opening mechanism):
A) Disconnect the vacuum hoses from the pneumatic booster of the control system and muffle them.
b) Increase the engine speed to 2500 rpm for a few seconds, release the throttle, check the speed set by turning on the booster in the control system.
For models with manual transmission:
- 3Y (for Europe) - 1200 rpm
- the rest - 900 rpm
For models with automatic transmission - 900 rpm
V) If necessary, adjust the speed with the adjusting screw and repeat the test (b).
G) Connect the vacuum hoses to the pneumatic booster of the control system.
The sequence of the procedure for checking and adjusting (version of the carburetor with a manipulator (positioner) throttle valve):
A) Disconnect the vacuum hoses from the filter and the pneumatic booster of the control system.
b) Using another hose, connect the filter to the air booster.
V) Increase the engine speed to 2500 rpm for a few seconds, release the throttle, check the speed set by turning on the booster in the control system.
For models:
- with manual transmission - 800 rpm
- with automatic transmission - 900 rpm
G) If necessary, adjust the speed with the adjusting screw and repeat the test procedure (V).
d) Connect the vacuum hose to the filter and the pneumatic booster of the control system.