KRAL OMG Series User Manual

12 Servicing
12.2 Replacing seals and ball bearings
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1. Slide the sleeve10 onto the measuring screw large11. Observe the installation direction.
2. Press on the ball bearings9 and12 over the inner ring of the ball bearing onto the measuring
screw large11.
3. Press the pole wheel8 onto the measuring screw large11.
4. Press on the ball bearings13 and15 over the inner ring of the ball bearing on the measuring
screw small14.
5. Carefully slide the screw set into the measuring housing7.
6. Slide the distance sleeve6 into the hole of the measuring screw small14.
7. Insert the O-ring5 into the measuring housing7 and place the spacer4.
8. Insert the O-ring1 into the pick up hole in the bearing cover3.
9. Place the bearing cover3 onto the measuring housing7. Please ensure that the tapered dowel
pinsA in the measuring housing match the fitting holes in the bearing cover.
10. Tighten the socket screws2 with torque.
12.2.3 Removing seals and ball bearings OMG-020/OMG-032
Personnel qualification: o Fitter
Personal protective equipment: o Work clothing
o Protective gloves
o Safety boots
Aids: o Extractor
Requirement:
ü Flowmeter removed from system
ü Completion consisting of socket screws, flanges and seals removed
ü Pick up inserts removed
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1. Remove the socket screws1, take off the end cover2 and O-rings7 and8.
2. Remove the socket screws5, take off the end cover4 and O-ring6.
3. Remove the screw set together with the distance sleeve9 from the measuring housing3.
Operating instructions
OIO 14en-GB Edition 2020-01
33

KRAL OMG Series Specifications

General

Brand	KRAL
Model	OMG Series
Category	Measuring Instruments
Language	English