Alfa Laval Unique SSV User Manual

ALFA LAVAL UNIQUE SSV Y-BODY VALVE INSTRUCTION MANUAL—REV 3/19
3 Installation
Study the instructions carefully.
The valve is supplied as separate parts to facilitate the welding.
The items refer to the parts list and service kits section.
Check the valve for smooth operation after welding.
3.3 Welding
S
S
t
t
e
e
p
p
1
1
A
A
l
l
w
w
a
a
y
y
s
s
install valves with more than one valve body so that the
seals between the valve bodies can be replaced. Do not weld
more than one valve body into the system.
Valve size
A (inch) B (inch)
2” * 18.8
2 ½” * 19.3
3” * 22.2
4” * 23.8
* Depending on body combination and piping solution.
incl.
top
unit
TD 461-763
A
S
S
t
t
e
e
p
p
2
2
Assemble the valve in accordance with the steps on page .
P
P
a
a
y
y
s
s
p
p
e
e
c
c
i
i
a
a
l
l
a
a
t
t
t
t
e
e
n
n
t
t
i
i
o
o
n
n
t
t
o
o
t
t
h
h
e
e
w
w
a
a
r
r
n
n
i
i
n
n
g
g
s
s
!
!
TD 461-764
S
S
t
t
e
e
p
p
3
3
P
P
r
r
e
e
-
-
u
u
s
s
e
e
c
c
h
h
e
e
c
c
k
k
:
:
1. Supply compressed air to the actuator.
2. Open and close the valve several times to ensure that it
operates smoothly.
P
P
a
a
y
y
s
s
p
p
e
e
c
c
i
i
a
a
l
l
a
a
t
t
t
t
e
e
n
n
t
t
i
i
o
o
n
n
t
t
o
o
t
t
h
h
e
e
w
w
a
a
r
r
n
n
i
i
n
n
g
g
s
s
!
!
Air
Air
Open/
close
TD 461-765
11
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Alfa Laval Unique SSV Specifications

General

Brand	Alfa Laval
Model	Unique SSV
Category	Control Unit
Language	English