Accessories For Assembly; Stem Protection Tube For Rising Valve Stem - AUMA SAR 07.2 Operation Instructions Manual

Assembly
5.3.3.1 Mount multi-turn actuator with output drive type B
How to proceed 1. Check if mounting flanges fit together.

5.4 Accessories for assembly

5.4.1 Stem protection tube for rising valve stem

20
Figure 15: Mounting output drive types B
[1]
[3]
[2]
[1] Multi-turn actuator
[3] Valve/gearbox shaft
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. Place multi-turn actuator [1] and 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 [4].
Information: We recommend applying liquid thread sealing material to the screws
to avoid contact corrosion.
6. Fasten screws [4] crosswise with a torque according to table
for screws [} 51].
Figure 16: Assembly of the stem protection tube
[1]
[2]
[1] Protective cap for stem protection tube
(fitted)
[3] V-seal
[4]
[2] Valve/gearbox
[4] Screw
[4]
[3]
[2] Stem protection tube
[4] Option: Protective cap made of steel
(screwed)
Tightening torques