1
1.1
1.2
1.3
2
2.1
Valve nameplate .........................................................................................2-1
2.2
Actuator nameplate .....................................................................................2-1
2.3
2.4
2.5
2.5.1
Type 2423 Valve .........................................................................................2-2
2.5.2
Type 2426 Actuator ....................................................................................2-2
2.5.3
Electric actuator ..........................................................................................2-2
3
3.1
Additional fittings ........................................................................................3-5
3.2
Technical data ............................................................................................3-6
4
4.1
4.2
4.3
4.3.1
4.3.2
Lifting the regulator .....................................................................................4-3
4.4
Storing the regulator ...................................................................................4-4
5
Installation .................................................................................................5-1
5.1
5.2
5.3
Installation ..................................................................................................5-5
5.3.1
5.3.2
Cleaning the pipeline ..................................................................................5-7
5.4
Testing the regulator ....................................................................................5-8
5.4.1
Leak test .....................................................................................................5-9
5.4.2
Pressure test ................................................................................................5-9
5.5
Insulation .................................................................................................5-10
6
Start-up .....................................................................................................6-1
6.1
6.2
Starting up the plant ....................................................................................6-2
EB 3018 EN
Contents