20
Installation
8.3.2
Install actuator (welded connection)
Seal
Image 15:
Seal
→
Check seal and replace if required.
WARNING!
Risk due to incorrect lubricants!
Unsuitable lubricant may contaminate the medium. There is a
risk of explosion in oxygen applications!
▶
For specific applications, e.g. oxygen or analysis applica
-
tions, use approved lubricants only.
→
Before re-installation, grease nipple thread of the actuator
(e.g. using Klüberpaste UH1 96-402 from Klüber).
NOTE!
Damage to the seat seal or seat contour!
▶
When installing the actuator, the valve must be in the open
position.
→
For control function A pressurise the pilot air port 1 with com
-
pressed air (5 bar): Valve opens.
→
Screw actuator into the valve body. Observe tightening
torque (see „Tab. 8: Tightening torques valve body/nipple“).
1
2
Pilot air port
CFA, CFB, CFI
Exhaust port
CFA, CFB
pilot air port
CFI
Image16: Ports
Tightening torques valve body/nipple
Orifice DN
Tightening torque [Nm]
15
45 ± 3
20
50 ± 3
25
60 ± 3
32
65 ± 3
40
50
70 ± 3
65
100 ± 3
80
120 ± 5
100
150 ± 5
Tab.8: Tighteningtorquesvalvebody/nipple
Type 2101
English