OMH
OMH K02/1122
page 17
OMH - 40 / 50
This work should be done by competent personnel only. This instruction is only
used as support for this activity. If spindle set or measuring casing will be
replaced, volumeter must be recalibrated!
Dismounting:
do not turn sensor sleeve
if the red sealing point is damaged, the warranty for the flowmeter expires.
remove volumeter from installation
remove end covers (Fig.1).
remove crown (without pick up) (Fig.2)
loosen measuring casing and take it off carefully (Fig.3)
Large spindle: loosen screw, remove wedge locking plate
and support device, remove pressed on pole wheel with detaching
device, remove distance-ring. (Fig.4a)
remove circlips from crown
remove spindle set (with rolling bearings) from crown (Fig.4)
change of bearings:
Small spindle: Loosen screw, remove wedge locking plate
and support device.
remove circlips and spacers (4b)
pull off rolling bearings
remove o-rings
Clean all parts carefully, do not scratch sealing surfaces!
Fig.1
Fig.2
Fig.3
Fig.4a
Fig.4
Fig.4b
