Alfa Laval LKB - General Installation Guidelines

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3 Installation
Read the instructions carefully. The valve has welding ends as standard but can also be supplied with fittings (not LKB-F).
NC = Normally closed.
NO = Normally open.
A/A = Air /air activated.
3.2 General installation
S
S
t
t
e
e
p
p
1
1
A
A
l
l
w
w
a
a
y
y
s
s
read the technical data thoroughly.
See chapter 6 Technical data
A
A
l
l
w
w
a
a
y
y
s
s
release compressed air after use.
N
N
e
e
v
v
e
e
r
r
touch the coupling between the valve body and the actuator if compressed air is supplied to the actuator.
C
C
A
A
U
U
T
T
I
I
O
O
N
N
Alfa Laval cannot be held responsible for incorrect installation.
S
S
t
t
e
e
p
p
2
2
Avoid stressing the valve.
Pay special attention to:
- Vibrations
- Thermal expansion of the tubes
- Excessive welding
- Overloading of the pipelines
Risk of damage!
TD 403-091
S
S
t
t
e
e
p
p
3
3
F
F
i
i
t
t
t
t
i
i
n
n
g
g
s
s
:
:
Ensure that the connections are tight.
TD 403-092
R
R
e
e
m
m
e
e
m
m
b
b
e
e
r
r
s
s
e
e
a
a
l
l
r
r
i
i
n
n
g
g
s
s
!
!
S
S
t
t
e
e
p
p
4
4
P
P
o
o
s
s
i
i
t
t
i
i
o
o
n
n
o
o
f
f
a
a
c
c
t
t
u
u
a
a
t
t
o
o
r
r
:
:
Position the water rejector on the actuator correctly.
(The actuator can be installed in any position).
T
T
u
u
r
r
n
n
t
t
h
h
e
e
v
v
e
e
n
n
t
t
i
i
l
l
a
a
t
t
i
i
o
o
n
n
o
o
p
p
e
e
n
n
i
i
n
n
g
g
d
d
o
o
w
w
n
n
w
w
a
a
r
r
d
d
s
s
!
!
TD 403-286
I
I
m
m
p
p
o
o
r
r
t
t
a
a
n
n
t
t
!
!
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