Note. see seal part number. Here or Here.
Removing
Put the car on a two-post lift, apply the parking brake, turn off the ignition and disconnect the wire terminal "masses" from the battery.
Remove gearbox (see here).
Remove the clutch pressure and driven discs (see here).
Remove flywheel. (see here).
Remove oil seal 1, Figure 7-1, rear crankshaft (flat screwdriver, technological hook).
Figure 7-1 - Removing the crankshaft oil seal: 1 - rear crankshaft seal; 2 - cylinder block; 3 - crankcase oil cylinder block
Installation
Clean the oil seal seats on the crankshaft and the crankshaft oil seal seat on the cylinder block (cleaning rags).
Install the rear crankshaft oil seal using the tool (tool Mot. 1129-01, hammer).
Install flywheel.
Install the clutch pressure and driven discs.
Install gearbox.
Bleed air from hydraulic clutch (in the presence of) (see here).
Attach wire terminal "masses" to the battery.