Remove carburetor.
Unscrew stepped washer -1- so that cold engine idle speed screw -2- does not touch it. Hold the stepped washer in this position.
Substitute a beaker with a funnel under the carburetor.
Fully open throttle (with a pace of one stroke in 3 seconds).
A - increase the amount of injection
B - reducing the amount of injection.
Divide the injected quantity by 5. Compare the result with the target value, adjust if necessary. Set value see table "Carburetor basic data". Adjust injection quantity: Loosen clamping screw -1- and turn eccentric.
After adjustment, cover the clamping screw with safety paint.
Install carburetor.
Adjust idle speed and CO content.
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