ALFA LAVAL UNIQUE SSV Y-BODY VALVE INSTRUCTION MANUAL—REV 3/19
4 Operation
The valve is designed for cleaning in place (CIP). CIP = Cleaning In Place.
Study the instructions carefully and pay special attention to the warnings!
NaOH = Caustic Soda.
HNO
3
= Nitric acid.
4.3 Recommended cleaning
S
t
e
p
1
A
l
w
a
y
s
handle lye and acid with great care.
C
a
u
s
t
i
c
d
a
n
g
e
r
!
A
l
w
a
y
s
use
rubber gloves!
A
l
w
a
y
s
use
protective goggles!
S
t
e
p
2
N
e
v
e
r
touch the valve or the pipelines when sterilizing.
B
u
r
n
h
a
z
a
r
d
!
TD 461-766
S
t
e
p
3
Clean the plug and the seats correctly.
P
a
y
s
p
e
c
i
a
l
a
t
t
e
n
t
i
o
n
t
o
t
h
e
w
a
r
n
i
n
g
s
!
L
i
f
t
a
n
d
l
o
w
e
r
v
a
l
v
e
p
l
u
g
m
o
m
e
n
t
a
r
i
l
y
!
TD 461-769
S
t
e
p
4
E
x
a
m
p
l
e
s
o
f
c
l
e
a
n
i
n
g
a
g
e
n
t
s
:
Use clean water, free from clorides.
1. 1% by weight NaOH at 158
o
F
2.2 lb
NaOH
+
26.4 gal
water
=
Cleanin
g agent.
=
Cleaning agent.
0.6 gal
33% NaOH
+
26.4 gal
water
2. 0.5%
by weight HNO
3
at 158
o
F
=
Cleaning agent.
0.2 gal
53% HNO
3
+
26.4 gal
water
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