P27.30-0218-01
1 Remove intermediate plate.
2 Remove radial seal ring (6) and replace.
If the radial roller bearing (20) is damaged, the primary pump must be replaced.
3 Replace O-ring (7).
Install O-ring (7) in the groove so that it is not twisted.
P27.30-0220-01
4 Remove/install both pump gears (3 and 4) in pump housing.
Check pump and pump gears and replace if necessary.
Oil the pump gears (3 and 4) before installing.
Install pump gear (4) with the chamfer (arrow) facing the radial roller bearing (2).