O-Rings, Seals, Gaskets

Always replace O-rings, seals and gaskets.
After removing O-rings, check contact surface on housing or shaft for removal dependent burrs or damage.
Coat O-rings with ATF at outside circumference and at sealing lip for installation.
Coat O-rings with ATF or Vaseline when installing , to prevent pinching of the rings during installation.
Do not use any other lubricants in ATF area. Otherwise malfunctions of the hydraulic transmission control may occur.
The open side of the oil seals faces the fluid to be sealed in.
Check and if necessary top up transmission oil or ATF fluid after installing.