ARI Armaturen PRESO EN - Manual (Page 10)

Page 10 Rev. 0040402000 0410
Operating and installation instructions
PRESO
®
7.0 Care and maintenance
Maintanance and maintenance-intervals have to be defined by the operator according to
the requirements.
- Leakage caused through damage to disc and seat must be repaired through us or an
authorised work shop.
- Our setting instructions (point 6.0) must be strictly adhered to when alterations to setting
or spring changes are made.
8.0 Troubleshooting
In the event of malfunction or faulty operating performance check that the installation and
adjustment work has been carried out and completed in accordance with these Operating
Instructions.
If malfunctions cannot be eliminate with the help of the following table
“9.0 troubleshooting table”, the supplier or manufacturer should be consulted.
-
ATTENTION !
It is essential that the safety regulations are observed when identifying faults.