Husqvarna 522HDR75S Workshop Manual page 45

4. Use a screwdriver or equivalent to remove the
sealing ring from the crankcase halves.
CAUTION: Remove the sealing rings
carefully. The crankcase is easily damaged.
a) Flywheel side.
b) Clutch side.
5. Discard the sealing ring.
6. Use a snap ring pliers to remove the snap ring from
the crankcase halves.
1017 - 002 - 25.11.2020
a) Flywheel side.
b) Clutch side.
Repair instructions - 45