CSI LKHPF User manual

TD 252-003
ESE01950-EN10 2019-03
Original manual
Instruction Manual
LKHPF Filtration Centrifugal Pump for High Inlet Pressure

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Table of contents
The information herein is correct at the time of issue but may be subject to change without prior notice
1. EC Declaration of Conformity ....................................................................... 4
2. Safety .................................................................................................... 5
2.1. Important information ............................................................................. 5
2.2. Warning signs ..................................................................................... 5
2.3. Safety precautions ................................................................................ 6
3. Installation .............................................................................................. 7
3.1. Unpacking/delivery ............................................................................... 7
3.2. Installation ......................................................................................... 8
3.3. Pre-use check - pump without/with impeller screw ........................................... 10
3.4. Recycling information ............................................................................. 11
4. Operation ............................................................................................... 12
4.1. Operation/Control ................................................................................. 12
4.2. Troubleshooting ................................................................................... 14
4.3. Recommended cleaning ......................................................................... 15
5. Maintenance ........................................................................................... 17
5.1. General maintenance ............................................................................. 17
5.2. Cleaning procedure ............................................................................... 18
5.3. Dismantling of pump/shaft seals ................................................................ 19
5.4. Assembly of pump/shaft seal .................................................................... 22
6. Technical data ......................................................................................... 25
6.1. Technical data ..................................................................................... 25
6.2. Torque specifications ............................................................................. 26
6.3. Weight (kg) ........................................................................................ 26
6.4. Noise emission .................................................................................... 27
6.5. Relubrication intervals ............................................................................ 28
7. Parts list and service kits ............................................................................ 30
7.1. LKHPF Filtration centrifugal pump for high inlet pressure ..................................... 30
7.2. LKHPF - Wet end ................................................................................. 31
7.3. LKHPF - Motor-dependent parts ............................................................... 33
7.4. LKHPF - Shaft seals .............................................................................. 35
3
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1 EC Declaration of Conformity
Revision of Declaration of Conformity 2009-12-29
The Designated Company
Alfa Laval Kolding A/S
Company Name
Albuen 31, DK-6000 Kolding, Denmark
Address
[phone]
Phone No.
hereby declare that
Pump
Designation
LKHPF-10, LKHPF-20, LKHPF-25, LKHPF-35, LKHPF-40, LKHPF-45, LKHPF-50, LKHPF-60, LKHPF-70
Type
From serial number 10.000 to 1.000.000
is in conformity with the following directive with amendments:
- Machinery Directive 2006/42/EC
The person authorised to compile the technical file is the signer of this document
Global Product Quality Manager
Pump, Valves, Fittings and Tank Equipment Lars Kruse Andersen
Title Name
Kolding 2013-12-03
Place Date Signature
4
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2 Safety
Unsafe practices and other important information are emphasised in this manual.
Warnings are indicated by means of special signs.
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!
2.1 Important information
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Indicates that special procedures must be followed to avoid serious personal injury.
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Indicates that special procedures must be followed to avoid damage to the pump.
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Indicates important information to simplify or clarify procedures.
2.2 Warning signs
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:
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2 Safety
All warnings in the manual are summarised on this page.
Pay special attention to the instructions below so that serious personal injury and/or damage to the pump are avoided.
2.3 Safety precautions
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read the technical data thoroughly. (See chapter 6 Technical data) !
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use a lifting crane when handling the pump.
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P
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remove the impeller before checking the direction of rotation.
N
N
e
e
v
v
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e
r
r
start the pump if the impeller is fitted and the pump casing is removed.
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P
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r
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start in the wrong direction of rotation with liquid in the pump.
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have the pump electrically connected by authorised personnel.
A
A
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y
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s
have the pump electrically connected by authorised personnel. (See the motor instructions)
O
O
p
p
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r
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n
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:
:
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read the technical data thoroughly. (See chapter 6 Technical data) !
N
N
e
e
v
v
e
e
r
r
touch the pump or the pipelines when pumping hot liquids or when sterilising.
N
N
e
e
v
v
e
e
r
r
run the pump with both the suction side and the pressure side blocked.
N
N
e
e
v
v
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r
r
run the pump when partially installed or not completely assembled
N
N
e
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c
c
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a
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y
y
precautions must be taken if leakage occurs as this can lead to hazardous situations.
A
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handle lye and acid with great care.
N
N
e
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v
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r
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use the pump for products not mentioned in the Alfa Laval pump selection program.
The Alfa Laval pump selection program can be acquired from your local Alfa Laval sales company.
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read the technical data thoroughly. (See chapter 6 Technical data) !
N
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service the pump when it is hot.
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service the pump if pressurized.
A
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use Alfa Laval genuine spare parts.
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:
Always lubricate according to motor manufactures recommended procedures.
Always locate and remove grease vent plugs, if provided, prior to adding grease.
Always check motor nameplate for grease type and lubrication intervals.
A
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disconnect the power supply when servicing the pump.
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lift or elevate the pump in any way other than as described in this manual
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drain the pump head and accessories of any liquid
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ensure that no leakage of lubricants can occur
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transport the pump in its upright position
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ensure that the unit is securely fixed during transportation
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use original packaging or similar during transportation
6
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3 Installation
3.1 Unpacking/delivery
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1
Always use a lifting crane when handling the pump (see technical
data).
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N
Alfa Laval cannot be held responsible for incorrect unpacking.
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G
G
:
:
Be aware that certain pump configurations can tilt, and thereby
cause injuries to feet or fingers. The pump should be supported
underneath the adaptor, when not installed in the process line.
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:
:
1. Complete pump.
2. Delivery note.
3. Motor instructions.
S
S
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p
2
2
Remove any packing materials from the inlet and the outlet.
Avoid damaging the inlet and the outlet.
Avoid damaging the connections for flushing liquid, if supplied.
TD 252-004
Remove
packing
materials!
S
S
t
t
e
e
p
p
3
3
Inspect the pump for visible transport damage.
Inspect!
TD 252-004
S
S
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p
p
4
4
Always remove the shroud, if fitted, before lifting the pump.
Remove the shroud before lifting!
TD 252-005
7
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3 Installation
Read the instructions carefully and pay special attention to the warnings! Always check the pump before operation.
- See the pre-use check in section 3.3 Pre-use check - pump without/with impeller screw.
The larger pumps sizes are very heavy. Alfa Laval therefore recommends the use of a lifting crane when handling the pump.
3.2 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 chaper 6 Technical data)
A
A
l
l
w
w
a
a
y
y
s
s
use a lifting crane when handling the pump. (See chaper 6 Technical data)
A
A
l
l
w
w
a
a
y
y
s
s
have the pump electrically connected by authorised personnel. (see the motor instructions).
C
C
A
A
U
U
T
T
I
I
O
O
N
N
Alfa Laval cannot be held responsible for incorrect installation.
W
W
A
A
R
R
N
N
I
I
N
N
G
G
:
:
Alfa Laval recommends the installation of lockable repair breaker. If the repair breaker is to be used as an emergency stop,
the colours of the repair breaker must be red and yellow.
S
S
t
t
e
e
p
p
2
2
Ensure that there is sufficient clearance around the pump (min.
0.5 m) (1.64”).
C
C
a
a
u
u
t
t
i
i
o
o
n
n
:
:
The pump does not prevent back flow when intentionally or
unintentionally stopped. If back flow can cause any hazardous
situations, precautions must be taken e.g. a check valve is to be
installed in the system preventing that described above.
TD 252-006
S
S
t
t
e
e
p
p
3
3
Check that the flow direction is correct.
O: Outlet
I: Inlet
TD 252-007
I
O
Correct!
S
S
t
t
e
e
p
p
4
4
1. Ensure that the pipelines are routed correctly.
2. Ensure that the connections are tight.
Remember seal rings!
TD 252-008
Few bends
Correct!
8
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3 Installation
Read the instructions carefully and pay special attention to the warnings! Always check the pump before operation.
- See the pre-use check in section 3.3 Pre-use check - pump without/with impeller screw.
The larger pumps sizes are very heavy. Alfa Laval therefore recommends the use of a lifting crane when handling the pump.
S
S
t
t
e
e
p
p
5
5
Avoid stress on the pump.
Piping system must be self-surpported.
Pay special attention to:
- Vibrations.
- Thermal expansion of the tubes.
- Excessive welding.
- Overloading of the pipelines.
TD 252-009
N
N
o
o
t
t
e
e
In case of shaft seal leakage, the media will drip from the slot in the bottom of the adaptor. In case of shaft seal leakage, Alfa
Laval recommends putting a drip tray underneath the slot for collecting the leakage.
9
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3 Installation
Study the instructions carefully and pay special attention to the warnings!
LKH-5 to LKH-60 are supplied without impeller screw as standard but this can be supplied.
Check the direction of rotation of the impeller before operation.
- See the indication label on the pump.
3.3 Pre-use check - pump without/with impeller screw
S
S
t
t
e
e
p
p
1
1
P
P
u
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m
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p
p
w
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i
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o
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e
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A
A
l
l
w
w
a
a
y
y
s
s
remove the impeller before checking the direction of
rotation.
N
N
e
e
v
v
e
e
r
r
start the pump if the impeller is fitted and the pump casing
is removed.
1. Remove cap nuts (28), washers (29) and pump casing (45).
2. Remove impeller (39) (see also the instruction in section 5.4
Assembly of pump/shaft seal).
TD 252-010
S
S
t
t
e
e
p
p
2
2
1. Start and stop the motor momentarily.
2. Ensure that the direction of rotation of the stub shaft (9) is
anti-clockwise as viewed from the inlet side.
See the indication label!
Correct!
TD 252-011
Stub shaft
S
S
t
t
e
e
p
p
3
3
Fit and tighten impeller (39).
TD 252-012
S
S
t
t
e
e
p
p
4
4
1. Fit pump casing (45).
2. Fit washers (29) and cap nuts (28) and tighten.
Note: Cap nuts must be tightened according to the torque
values specified in section 6 Technical data
TD 252-013
S
S
t
t
e
e
p
p
1
1
P
P
u
u
m
m
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p
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p
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s
s
c
c
r
r
e
e
w
w
N
N
e
e
v
v
e
e
r
r
start in the wrong direction of rotation with liquid in the
pump.
1. Start and stop the motor momentarily.
2. Ensure that the direction of rotation of the motor fan is
clockwise as viewed from the rear end of the motor.
See the indication label!
Correct
TD 252-014 View from rear end of
motor
10
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