7. Tighten union nut a using a suitable
open-end wrench (for torques, see
table). This causes the actuator to turn
approx. 90° clockwise until it reaches the
desired position.
Nominal size
DN 15
DN 20
DN 25
DN 32
DN 40
DN 50
8. With the valve fully assembled, check
that it is working correctly and that it is
leak-tight.
8
Disposal
Dispose of all parts in
G
accordance with disposal
regulations/environmental
protection laws.
Pay attention to adhered
G
residual material and gas
diff usion from penetrated
media.
Torques [Nm]
90
100
120
120
150
200
17 / 20
532 SAK