KRAL LFI Manuals

Manuals and User Guides for KRAL LFI. We have 1 KRAL LFI manual available for free PDF download: Operating Instructions Manual

KRAL LFI Operating Instructions Manual

KRAL LFI Operating Instructions Manual (62 pages)

Screw pumps, Mechanical seal/radial shaft seal

Brand: KRAL | Category: Water Pump | Size: 2 MB

Table of Contents

Table of Contents
2
1 About this Document

4
- General Information
  4
- Associated Documents
  4
- Target Groups
  4
- Symbols
  5
  - Danger Levels
    5
  - Danger Signs
    5
  - Symbols in this Document
    5
2 Safety

6
3 Identification

9
- Type Code
  9
4 Technical Data

11
- Sound Pressure Level
  11
- Required NPSH Values
  11
- Weights
  12
- Materials
  13
- Accessories
  13
5 Function Description

13
- Pump Structure
  13
- Pump Unit Structure
  14
- Functional Principle
  14
- Housing Variants
  15
- Shaft Seal
  15
- Overflow Valve
  16
6 Transportation, Storage

16
7 Preservation

18
- Preservation Table
  18
- Preserving the Inner Surfaces
  18
- Preserving the Outer Surfaces
  18
- Removing the Preservation
  19
8 Installation, Removal

19
- Dangers During Installation
  19
- Dangers During Removal
  19
- Installing the Pump
  19
- Removing the Pump
  20
9 Connection

21
10 Dangers During Operation

24
- Commissioning
  25
- During Operation
  28
- Decommissioning
  30
  - Decommissioning the Pump
    30
- Recommissioning
  31
  - Recommissioning the Pump
    31
11 Maintenance

31
- Dangers During Maintenance
  31
- Required Maintenance
  31
- Ball Bearing
  31
- Maintaining the Pump
  32
- Cleaning the Leakage Vent Hole
  32
12 Servicing

33
- Dangers During Servicing
  33
- Wear
  33
  - Signs of Wear
    33
  - Shaft Seal
    33
- Replacing the Overflow Valve
  34
  - Removing the Overflow Valve
    34
  - Installing the Overflow Valve
    34
- Replacing the Coupling
  35
  - Removing the Coupling
    35
  - Installing the Coupling
    36
- Replacing the Ball Bearing
  37
- Replacing the Mechanical Seal
  40
  - Removing the Mechanical Seal
    40
  - Installing the Mechanical Seal
    40
- Replacing the Radial Shaft Seal
  41
  - Removing the Radial Shaft Seal
    41
  - Installing the Radial Shaft Seal
    42
- Replacing the Screw Set
  42
  - Removing the Screw Set
    42
  - Installing the Screw Set
    43
14 Troubleshooting

44
- Possible Faults
  44
- Troubleshooting
  45
13 Disposal

44
- Dismantling and Disposing of the Pump
  44
15 Accessories

47
- Heating
  47
  - Possible Types of Heating
    47
  - Electrical Heating System
    47
  - Fluid Heating System
    47
  - Heating System Special Design
    49
16 Spare Parts

50
17 Appendix

59

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