Dura 65
28 | Page
Version 1.0v-05/2021
© Verder International B.V
7.9 Replace the Bearing Seal Kit
and Bearings
Death or crushing of limbs caused by falling loads!
u
Use lifting gear appropriate for the total weight to be trans-
ported.
u
Make sure the pump and accessories are lifted and moved
by qualified lifting personnel equipped with suitable lifting
gear.
u
Do not stand under suspended loads.
Risk of injury!
u
Always isolate the power supply before working on the
pump.
Risk of injury while dismounting the pump!
u
Use protective equipment when carrying out any work on
the pump.
1. Dismount the hose, front cover and rotor by following
steps 1 through 10 from (
g
7.8).
2. Lift the rotor correctly. Place the rotor on a flat surface with
the drive coupling mounting face side.
3. Remove the v-seal (item 1) with a tyre levers. Do not use
a screwdriver.
4.
Loosen the cap head screws to remove the seal plate
(item 2) from the rotor.
5. Remove the O-ring (item 3) .
6. Turn the rotor over (circlip face up). Remove the outside
bearing (item 4), spacer (item 5) and inside bearing (item
6).
DANGER
WARNING
CAUTION
Figure 37 Remove the Seal Plate
1
1
2
2
3
3
7. Turn the rotor over (circlip face down). Make sure that the
rotor is cleaned.
8. Install the inside bearing (item 6), spacer (item 5) and
outside bearing (item 4) by using the Dura 65 pressing
tools.
Please note the additional information as follows:
u
The bearings are centred in the pressing machine and go
parallel into the rotor.
u
The outside bearing (item 4) should sit slightly proud of the
rotor/seal housing face.
u
The orientation of the spacer (item 5) as shown in the im-
age below.
9. Attach the O-ring (item 3) to the seal plate (item 2). Apply
grease to the seal plate.
10. Fix the seal plate
(item 2) to the rotor with the cap head
screws.
11.
Use a torque wrench to apply tightening torque
(
g
Appendix A).
Figure 38 Remove the Bearings
6
6
5
5
4
4
Figure 39 Install the Bearings
6
6
5
5
4
4
Note
