Alfa Laval S 821 - Default Chapter; Table of Contents

Contents
578701-02
1 Read This First .............................................................. .5
2 Safety Instructions..................................................... .7
2.1 Warning signs in text ............................................. 12
2.2 Environmental issues ............................................ 13
2.3 Requirements of personnel.................................. 14
3 Basic Principles Of Separation....................... .15
3.1 Separation By Gravity............................................ 15
3.3 Temperatures ........................................................... 16
4 Design............................................................................... .17
4.1 Overview .................................................................... 18
4.3 The Process Section .............................................. 20
4.4 Sensors....................................................................... 24
4.5.1 The liquid balance in the bowl ...................................... 25
4.5.3 Discharge of sludge and water ..................................... 26
4.5.4 ALCAP
TM
concept......................................................... 26
5 Operating Instructions.......................................... .29
5.1 Before First Start-up .............................................. 29
5.2 Start After Service.................................................. 30
5.4 Start............................................................................. 31
5.5.1 Sludge discharge during operation .............................. 35
5.7 Emergency Stop ...................................................... 39
6 Service, Dismantling, Assembly..................... .41
6.1 Periodic Maintenance ............................................ 41
6.1.1 Maintenance intervals ................................................... 41
6.1.2 Maintenance procedures .............................................. 41
6.1.3 Tightening of screws ..................................................... 42
6.1.4 Service kits .................................................................... 42
6.1.5 Cleaning ........................................................................ 42
6.3.1 Introduction.................................................................... 46
6.3.2 Tools .............................................................................. 46
6.3.5 Driving device ............................................................... 61
6.4.1 Cleaning ...................................................................... 80
6.4.2 Inspection for corrosion ............................................... 82
6.4.3 Inspection for cracks ................................................... 83
6.4.7 How to lubricate bowl parts with slide laquer ............... 87
6.4.8 Check for galling on operating slide and bowl body ... 88
6.5.1 Centrifugal clutch .......................................................... 89
6.5.6 Speed sensor .............................................................. 128
6.6.1 Control of machine plates and safety labels .............. 129
6.7.2 Check oil level ............................................................. 132