4.3.2.1. Multi-Turn Actuator With Output Drive Types B: Mount To Valve/Gearbox; Accessories For Assembly; Stem Protection Tube For Rising Valve Stem - AUMA SAEx 07.2 Manual

SAEx 07.2 SAEx 16.2 / SAREx 07.2
AUMA MATIC AMExC 01.1
Information

4.3.2.1. Multi-turn actuator with output drive types B: mount to valve/gearbox

4.4.

Accessories for assembly

4.4.1.

Stem protection tube for rising valve stem

SAREx 16.2
Spigot at valve flanges should be loose fit.
Figure 11: Mounting output drive types B
[1] Multi-turn actuator
[2] Valve/gearbox
[3] Valve/gearbox shaft
1. Check if mounting flanges fit together.
2. Check, if output drive of multi-turn actuator [1] matches the output drive of
valve/gearbox or valve/gearbox valve shaft [2/3].
3. Apply a small quantity of grease to the valve or gearbox stem [3].
4. Fit multi-turn actuator [1].
Information: Ensure that the spigot fits uniformly in the recess and that the
mounting faces are in complete contact.
5. Fasten multi-turn actuator with screws according to table.
Information: We recommend applying liquid thread sealing material to the
screws to avoid contact corrosion.
6. Fasten screws crosswise to a torque according to table.
Table 5:
Tightening torques for screws
UNC threads M threads
1/4" M6
5/16" M8
3/8" M10
1/2" M12
5/8" M16
3/4" M20
Option
Tightening torque ft-lb [Nm]
Strength class
8.8 A2-80
8 [11] 7 [10]
18 [25] 18 [24]
38 [51] 35 [48]
64 [87] 60 [82]
158 [214] 148 [200]
318 [431] 289 [392]
Assembly
17