Alfa Laval LKH - Page 22

4 Operation
Read the instructions carefully and pay special attention to the warnings!
S
S
t
t
e
e
p
p
4
4
C
C
A
A
U
U
T
T
I
I
O
O
N
N
The shaft seal must not run dry.
C
C
A
A
U
U
T
T
I
I
O
O
N
N
N
N
e
e
v
v
e
e
r
r
throttle the inlet side.
*) D
D
o
o
n
n
o
o
t
t
a
a
l
l
l
l
o
o
w
w
t
t
o
o
r
r
u
u
n
n
d
d
r
r
y
y
3000-0224


*
S
S
t
t
e
e
p
p
5
5
D
D
o
o
u
u
b
b
l
l
e
e
m
m
e
e
c
c
h
h
a
a
n
n
i
i
c
c
a
a
l
l
/
/
f
f
l
l
u
u
s
s
h
h
e
e
d
d
s
s
h
h
a
a
f
f
t
t
s
s
e
e
a
a
l
l
:
:
1. Connect the i
nlet of the flushing liquid correctly. (1/8” G).
2. Regulate the water supply correctly.
For LKH-85: connect inlet/outlet of the flushing liquid directly on
the flushing housing. (ø6 tube).
O: Outlet
I: Inlet
T
max
= 70°C
P
max
= 1 bar (flush seal)
P
max
LKH 5-60 =
5 bar (DMS)
P
max
LKH 70-90 =
3 bar (DMS)


3007-0146
I
O
S
S
t
t
e
e
p
p
6
6
C
C
o
o
n
n
t
t
r
r
o
o
l
l
:
:
Reduce the capacity and t he power consumption by means of:
- *) Throttling the pressure side of the pump.
- Reducing the impeller diameter.
- Reducing the speed of the motor.
3000-0226
*
22
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