KRAL OMG Series - Removing seals and ball bearings OMG-052;OMG-068

12 Servicing
12.2 Replacing seals and ball bearings
12.2.5 Removing seals and ball bearings OMG-052/OMG-068
Personnel qualification: o Fitter
Personal protective equipment: o Work clothing
o Protective gloves
o Safety boots
Aids: o Plastic hammer
o Extractor
Requirement:
ü Flowmeter removed from system
ü Completion consisting of socket screws, flanges and seals removed
ü Pick up inserts removed
32
29
30
31
3
2
1
14
1. Remove the socket screws31 and30, take off the bearing cover29 and remove the O-ring32.
3
2
1
4
5
6 7
8
3
9
10
11
24
17
2. Drive the screw set together with the bearing cover3 out of the measuring housing1 using light
blows of a plastic hammer and pull out.
3. Remove the O-ring2 from the bearing cover3.
4. Unscrew the socket screw4, remove the wedge lock washers5 and supporting ring6.
5. Unscrew the socket screw11, remove the wedge lock washers10 and supporting ring9.
6. Use the extractor to pull the pole wheel7 and distance ring8 from the measuring screw large17.
7. Use the extractor to pull out the screw set from the bearing cover3.
057.1
057.2
12
13
3
8. Screw the threaded rings12 and13 out of the bearing cover3.
15
16
13
17
18
19
20
4
5
6
7
8
14
21
22
23
24
12
25
26
28
27
3
3
14
2
36
OIO 14en-GB Edition 2020-01
Operating instructions