oventrop Hydrocontrol MTR - Initial Operation

"Hydrocontrol MTR" (lead-free) Installation & Initial Operation
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5.3 Initial Operation
Settingtheowvolume
using calculated preset values
Turn the handwheel to a preset
value toregulatetheowvolume
requiredfortheline.
Fig. 10: Handwheel details
Legend
1 Slidingindicator
2 Longitudinalscale
 (basicsetting)
3 Marking
4 Peripheralscale(nesetting)
5 Boresforleadsealingortag
6 Cover plug
The preset values depend on the parameters of the sys-
teminwhichthevalveisinstalled.Ifthevolumeowand
pressure loss areknown,youcandeterminethepreset
valuesbyusingtheowratediagramsintheappendixto
theseinstructions.
Before initial operation, the sys-
temmustbelledanddeaera-
ted.
WARNING
Danger from overpressure
and leaking medium!
Overpressureinthesystem
can result in injuries from
parts suddenly coming
loose and media escaping
inanuncontrolledfashion.
  Maintaintheadmissible
operatingpressures.
  Performaleakagetest.
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