Checking the markings and location of the gaskets
The gaskets are marked C and V.
Gasket C is against the control system housing.
Gasket V is against the valve housing.
Distribution plate
Remove the locking pin (368) (can be reused).
Lift up the distribution plate together with gasket C.
NOTE:
Do not damage the 2 small strainers on the distribution plate.
Lift out gasket V.