KRAL OME 13, Operating Instructions Manual

Page: 30 / 40

Operating Instructions OIO 15en Edition 2020-05 30
Mounting instructions
Maintenance
Removing seals and bearings
Prerequisites:
□
Flowmeter removed from system
□
Sensors removed
1. Remove the socket screws 915.1* , then
remove the end cover 070.1* and O-ring
739.1 .
2. Pull the screw set with the ball bearings and
distance sleeve 039 out of the measuring
housing 128 , paying attention to the
configuration for later assembly. Remove the
distance sleeve.
3. Pull the ball bearings 817.1 + 817.3 and
817.2 + 817.4 off the measuring spindle
(large and small), using the pull-off device to
do so.
4. Remove the socket screws 915.2* , then
remove the end cover 070.2* and O-ring
739.2 .
5. Clean all the parts using a suitable detergent.
Installing seals and bearings
Prerequisites:
□
Replacement parts available
1. Insert the O-ring 739.2 into the measuring
housing 128 . Place on the end cover 070.2* ,
tighten the socket screws 915.2* with torque,
see Tab. 2, page 34.
2. Press the ball bearings 817.1 + 817.3 and
817.2 + 817.4 onto the measuring screws.
Notice : Press on only over the inner ring!
3. Push the screw set into the measuring
housing 128 , paying attention to the
configuration. Slide the distance sleeve 039
flush into the hole of the measuring screw
small
672.2 .
4. Insert the O-ring 739.1 into the measuring
housing, place on the end cover 070.1* .
Tighten the socket screws 915.1* with torque,
see Tab. 2, page 34.
A
817.2