Accessories For Assembly; Stem Protection Tube For Rising Valve Stem - AUMA SAEx 25.1 Operation Manual

SAEx 25.1 SAEx 30.1 / SAREx 25.1
ACExC 01.2
4.4.

Accessories for assembly

4.4.1.

Stem protection tube for rising valve stem

How to proceed
SAREx 30.1
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 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 9:
Tightening torques for screws
UNC threads M threads
5/8" M16
3/4" M20
1" M30
1 1/4" M36
Figure 18: Assembly of the stem protection tube
[1] Protective cap for stem protection tube (fitted)
[1]* Option for size 25.1: Protective cap made of steel (screwed)
[1]** Option from size 30.1: Protective cap made of steel (welded)
[2] Stem protection tube
[3] V-seal
1. Seal all threads with hemp, Teflon tape, or thread sealing material.
Tightening torque ft-lb [Nm]
Strength class
8.8
158 [214] 148 [200]
318 [431] 289 [392]
1,098 [1,489] 1,049 [1,422]
1,913 [2,594] 1,830 [2,481]
Assembly
A2-80
21