Troubleshooting - ProMinent DHV-S-DL Mode D'emploi

Fault
Pressure drops below set
level
Setting pressure cannot be
reached
Leak at diaphragm (5)
Leak at adjusting screw (13)
ProMinent ®
7

Troubleshooting

Cause
Diaphragm (5) defective
Valve installed wrong way
round
Contact pressure
diaphragm tension too low
Diaphragm (5) defective
16
15
13
14
2
9
12
5
1
19
PC1/PP1/TT1
17
(Section DHV-S-DL)
Fig. 4
Troubleshooting
Corrective measures
Replace diaphragm (5)
(Chapter 6)
Turn valve
(observe direction arrow)
Retighten screws (12)
(approx. 6 Nm)
Replace diaphragm (5):
(Chapter 6)
SS1
6
3
7
20
21
25