8 / 16
687
1 General information
Observe the GEMÜ 687
installation, operating and
maintenance instructions!
The descriptions and instructions
in these assembly instructions
apply to the standard versions.
WARNING
The equipment is subject to pressure!
®
Risk of severe injury or death!
G
Only work on depressurized plant.
WARNING
Actuator top 10 is under spring
pressure!
®
Risk of severe injury or death!
G
Only open the actuator under a press.
WARNING
Corrosive chemicals!
®
Risk of caustic burns!
G
Wear appropriate protective
gear when installing.
CAUTION
Hot plant components!
®
Risk of burns!
G
Only work on plant that has
cooled down.
CAUTION
Never use the valve as a step or an aid
for climbing!
®
This entails the risk of slipping-o
ff
or
damaging the valve.
CAUTION
Do not exceed the maximum
permissible pressure!
®
Take precautionary measures to
avoid possible pressure surges
(water hammer).
2 Exploded drawing -
diagrammatic view
9
10
6
14
15
16
17
30
31
29
13
12
35
34
27
22
22
28
21
25
44
41
6
32
36
3
37
38
42
Summary of Contents for 687
Page 14: ...14 16 687...
Page 15: ...15 16 687...