Maintenance - ProMinent DHV-RM Mode D'emploi

Commissioning / Maintenance
Relieving pressure
Every 6 months:
20
11
13
14
Fig. 3
To relieve the pressure, release lock nut (14) and unscrew
pressure adjusting screw (13).
Subsequently adjust the setting pressure as described under
"Setting".
5

Maintenance

CAUTION
The required maintenance interval may be shorter depending
on the metered medium and the operating conditions!
Check the internal parts of the backpressure valve (especially the
diaphragm and the valve seat seal). Disassemble the backpressure
valve for this purpose (see "Repairs").
ProMinent ®