4.4.
Accessories for assembly
4.4.1.
Stem protection tube for rising valve stem
Figure 13: Assembly of the stem protection tube
[1]
Protective cap for stem protection tube (fitted)
[1]*
Option: Protective cap made of steel (screwed)
[2]
Stem protection tube
[3]
V-seal
1.
Seal all threads with hemp, Teflon tape, or thread sealing material.
2.
Screw stem protection tube [2] into thread and tighten it firmly.
Information: For stem protection tubes made of two or more segments, all
parts have to be thoroughly screwed together.
Figure 14: Protection tube made of segments with threaded sleeves (>900 mm)
[2]
Segment of stem protection tube
[3]
V-seal
[4]
Threaded sleeve
3.
Push down the sealing ring [3] onto the housing.
Information: For mounting segments, push down seals of segments down to
the sleeve (connecting piece).
4.
Check whether protective cap [1] for stem protection tube is available, in perfect
condition and tightly placed on or screwed to the tube.
Risk of bending or oscillation of protection tubes exceeding a length of 2 m!
Risk of damage at stem and/or protection tube.
→
Secure protection tubes exceeding 2 m by an appropriate support.
19
SA 07.2 – SA 16.2 / SAR 07.2 – SAR 16.2
SEM 01.1/SEM 02.1
Assembly
