Alfalaval Alfie Manuale utente
Book No.: 9017117-02 Rev. 8
Alfa Laval Alfie
Cleaning system for liquids
Product No.: 9016086-80, -81
9016092-80, -81
Instruction Manual
Published By:
Alfa Laval Tumba AB
SE-147 80 Tumba, Sweden
Telephone: +46 8 530 650 00
Telefax: +46 8 530 310 40
© Alfa Laval Tumba AB 05-2016
Original instruction
This publication or any part there of may not
be reproduced or transmitted by any process
or means without prior written permission of
AlfaLavalTumbaAB.
Contents
1 Safety instructions 7
2 Application 9
3 Machine plates 11
4 Description of main parts 13
4.1 System overview 13
4.2 Separator 16
4.3 Pump 16
4.4 Control unit 16
4.5 Collecting tank 17
5 Working principle of the separator 19
6 Control Cabinet 21
6.1 Operator panel 21
6.2 Connection for correct voltage 27
6.3 Alarm light pattern 28
6.4 Alarm table 29
7 Operating instructions 31
7.1 Before first start 31
7.2 Before normal start 31
7.3 Start 31
7.4 Operation 35
7.5 Standby 35
7.6 Stop 35
8 Trouble shooting 37
8.1 Cleaning system/separator does not
start or stops shortly after start 37
3
8.2 Pump does not start 37
8.3 Pump stops 37
8.4 Separator stops 38
8.5 Noise 38
8.6 Separator vibrates 39
8.7 No flow from pump 39
8.8 Flow too low 40
8.9 No flow either through clean oil outlet
or through drain to collecting tank 40
8.10 Some liquid escaping through drain
outlet to collecting tank 41
8.11 Oil flow through drain outlet to
collecting tank only 41
8.12 Oil leakage through drain outlet to
collecting tank when separator is not
running 41
8.13 Collecting tank overflowing but pump
does not stop 41
8.14 Insuficient separation result 42
9 Maintenance 43
9.1 Cleaning 43
9.1.1 Strainer 43
9.1.2 Separator 43
9.2 Once per month 44
9.2.1 Pump 44
9.3 Once per year 44
9.3.1 Separator 44
9.4 Every second year 45
9.4.1 Separator 45
9.5 Dismantling - assembly instructions for
separator 45
9.5.1 Introduction 45
9.5.2 Cleaning of bowl 46
9.5.3 Replacement of O-rings 50
9.5.4 Replacement of motor bearings 52
9.6 Replacing the impeller and mechanical
seal for pump 55
10 Technical data 57
10.1 Technical data, system 57
4
1 Safety instructions
Study this instruction manual
and observe the warnings
before installation, operation,
service and maintenance.
Not following the instructions
can result in serious accidents.
The centrifugal separator, which is the major
part of the cleaning unit, includes parts that
rotate at high speed.
Incorrect operation and maintenance of the
cleaning unit can result in serious damage
and/or injury.
The following basic safety instructions therefore
apply:
•Use the cleaning unit only for the
purpose and parameter range specified
by Alfa Laval.
•Only use the cleaning unit in
non-explosion environment.
•Strictly follow the instructions for
installation, operation and maintenance.
•Ensure that personnel are competent
and have sufficient knowledge of
maintenance and operation.
•Use only Alfa Laval genuine spare parts
and the special tools supplied.
D
!ANGER
Electrocution risk
Switch off the power supply and remove the
electric cable from the socket before opening the
starter/control unit.
7
1 Safety instructions
!WARNING
Disintegration hazard
The separator is supplied with a safety yoke and a
magnetic safety switch. Modifications to the machine
which put the safety devices out of operation can lead
to serious injury or damage.
If excessive vibrations occur, stop the separator.
!WARNING
Entrapment hazard
Make sure that rotating parts inside the separator have
come to a complete standstill before moving the
cleaning unit or starting any dismantling work.
To avoid accidental start, switch off the power supply
and remove the electric cable from the socket before
starting any dismantling work.
Warning label located on
separator hood
Warning labels
A warning label is placed on the
separator hood.
The interpretation of the label is:
STOP! Read the instruction
manual before installation,
operation and maintenance.
Consider inspection intervals.
Another warning label is placed on
the door for the heater control unit.
The interpretation of the label is:
Switch off the power before
opening the cover.
8
2 Application
The Alfa Laval Alfie 500 cleaning system is
restricted to the removal of solids and oil from
liquids with a temperature range between +15
and +70 °C.
!WARNING
Disintegration hazard
The cleaning system must not be operated in an
explosion environment.
9
2 Application
Indice
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