GF 582 Manual De Instrucciones página 34

Installation
 Ensure that pressure reducing valve type 582/pressure retaining valve type 586 is suited
for operating conditions, see label.
 Check pressure reducing valve type 582/pressure retaining valve type 586 on damages
before installation. Do not use any damaged or faulty product.
 Ensure that the installation of pressure reducing valve type 582/pressure retaining valve
type 586 is carried out without tension.
 In order to ensure an optimum flow rate, ensure that
- pressure reducing valve type 582/pressure retaining valve type 586 is installed
in a section of the pipeline that is not subjected to turbulent flow and that
- bends, restrictions, shut-off devices have a minimum distance of 10 x DN from
pressure reducing valve type 582/pressure retaining valve type 586.
 Observe the flow direction, see arrow on body (Fig. 1)
Fig. 1
 Observe connection types, see versions of „radial installation and removal" and „spigot
ends".
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Instruction manual