Alfa Laval LKB User Manual

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Table of conten ts
The information herein is correct at the time of issue but may be subject to change without prior notice
1. CE Declaration of Incorporation for Machinery .................................................. 5
2. Safety .................................................................................................... 6
2.1. Important information .............................................................................
6
2.2. Warning signs .....................................................................................
6
2.3. Safety precautions ................................................................................
7
3. Installation .............................................................................................. 8
3.1. Unpacking/delivery ...............................................................................
8
3.2. General installation ................................................................................
9
3.3. Welding ............................................................................................
11
3.4. Fitting actuator/bracket/handle on the valve (optional extras) ................................
12
3.5. Recycling information .............................................................................
13
4. Operation ............................................................................................... 14
4.1. Operation ..........................................................................................
14
4.2. Troubleshooting ...................................................................................
15
4.3. Recommended cleaning .........................................................................
16
5. Maintenance ........................................................................................... 17
5.1. General maintenance .............................................................................
17
5.2. Dismantling of valve - LKB/LKB-2/LKB-LP ....................................................
19
5.3. Assembly of valve - LKB/LKB-2/LKB-LP .......................................................
20
5.4. Dismantling of valve - LKB-F ....................................................................
22
5.5. Assembly of valve - LKB-F .......................................................................
23
5.6. Dismantling of actuator ...........................................................................
24
5.7. Assembly of actuator .............................................................................
25
6. Technical data ......................................................................................... 26
6.1. Technical data .....................................................................................
26
7. Parts list and service kits ............................................................................ 28
7.1. LKB, LKB-2, LKB-F Butterfly valves, drawings ................................................
28
7.2. LKB-LP Butterfly valve, drawing .................................................................
29
7.3. LKLA and LKLA-T actuators Ø85 mm, drawings .............................................
30
7.4. LKLA and LKLA-T actuators Ø133 mm, drawings ............................................
33
7.5. LKB Butterfly valve, ISO ..........................................................................
34
7.6. LKB-F Butterfly valves, ISO ......................................................................
36
7.7. LKB-F Butterfly valves, DIN ......................................................................
38
7.8. LKB-2 Butterfly valves ............................................................................
40
7.9. LKB-LP Butterfly valve ...........................................................................
42
7.10.LKLA ø85 mm (NO/NC) ..........................................................................
44
7.11.LKLA ø85 mm (A/A) ..............................................................................
46
7.12.LKLA DN 125-150 ø85 mm (A/A) ...............................................................
48
7.13.LKLA ø133 mm (NO/NC) ........................................................................
50
7.14.LKLA ø133 mm (A/A) .............................................................................
52
7.15.LKLA-T ø85 mm (NO/NC) .......................................................................
54
7.16.LKLA-T ø85 mm (A/A) ............................................................................
56
7.17.LKLA-T DN 125-150 ø85 mm (A/A) ............................................................
58
7.18.LKLA-T ø133 mm (NO/NC) ......................................................................
60
7.19.LKLA-T ø133 mm (A/A) ..........................................................................
62
3

Alfa Laval LKB Specifications

General

Brand	Alfa Laval
Model	LKB
Category	Control Unit
Language	English