P27.30-0218-01
1 Remove intermediate plate.
2 Remove rotary shaft seal (6) and replace.
If the radial roller bearing (20) is damaged the primary pump must be replaced.
3 Replace O-ring (7).
Insert O-ring (7) in the groove so that it is not twisted.
P27.30-0220-01
4 Take out both pump gears (3, 4) from the pump housing or insert them.
Check pump and pump gears and replace if necessary.
Lubricate the pump gears (3, 4) before installing.
Insert pump gear (4) so that the chamfer (arrow) points towards the radial roller bearing (20).