Loosen the ignition distributor housing.
Connect the stroboscope in accordance with the instruction manual.
If the distributor of ignition has the vacuum regulator of an advancing of ignition disconnect from it a vacuum hose.
Start the engine and bring the number of revolutions to the value for setting the ignition timing (cm. «Detailed Specifications»).
Rotate the distributor housing so that the mark on the engine flywheel is in the center of the clutch housing hatch.
In this position, tighten the bolt securing the distributor housing to the bracket and check the course of the centrifugal ignition timing curve (see graphs in subsection «Detailed Specifications»).