We take out the oil level indicator (dipstick).
Having loosened the clamps, we disconnect the large...
...and small crankcase ventilation hoses.
Using a 13 mm spanner, unscrew the breather cover fastening nut.
Remove the sealing copper washer.
We remove the breather cap...
...and the lid gasket.
We tighten two M8 nuts on the stud and unscrew it with a 13 key.
We take out the pin...
The original is available on the online resource: www.VazBook.ru
...and an oil separator.
We wash the oil separator parts with gasoline, and then install them in the reverse order.