Maintenance; Maintenance Schedule - GF 604 Bedienungsanleitung

Maintenance

9 Maintenance
Risk of injury from escaping from the medium!
If the applied pressure has not been reduced completely media can escape uncontrolled
while the piping systems is opened.
Before removing / Maintenance / disassembly. Completely reduced pressure in the
pipeline.
In case of hazardous, flammable or explosive media: before removing the pipe, empty
and rinse completely with the correspondent fluid. Observe possible residues.
Take the necessary measures to ensure a safe collection of the medium
If usage of diaphragm valve for dead-end: Do not open Diaphragm Valve while line is
pressurized.
CAUTION
Risk of injury and missing product quality through use of spare parts which have not been
provided by GF Piping Systems!
Risk of injury and damage possible.
Only use the listed spare parts, see Chapter 11„Spare parts list", page 44.
For questions regarding the maintenance of the product, please contact your national GF
Piping Systems representative.
9.1

Maintenance schedule

Set maintenance intervals as per conditions of use (cycle times, media, environment,
temperature or similar.)
As part of the regular intervals, carry out the following maintenance activities:
Maintenance Interval
Regular
Regular
1 – 2 x per year
38
Maintenance activities
Check connection between the bonnet
and valve body for tightness.
Diaphragms are wear and tear parts
Check Diaphragms before installation
and during the period of operation in
accordance to the conditions and / or
applicable provisions. Define the
checking intervals in accordance to the
application parameters.
Check the functionality of diaphragms
valves which are kept permanently
opened or closed.
Instruction manual