KRAL Screw pumps K Series with magnetic coupling / Operating Instructions
Year: 2006 Language: english Author: KRAL AG Genre: Operating Instructions Publisher: KRAL AG, Bildgasse 40, Industrie Nord, 6890 Lustenau, Austria Series: OIK 09B 01/2006 Edition Format: PDF Quality: OCR without errors Number of pages: 76 Description:-General information Operating instructions are an integral part of the pump and the pump unit. These operating instructions must be retained for later use. You must also comply with the operating instructions for the drive motor. Intended use for KRAL pumps covers the delivery of liquids that lubricate, are chemically inert and non-abrasive.-General safety instructions It is essential to comply with the general safety instructions given below: • If you do not comply with these operating instructions, no liability can be accepted for any resultant damage. - You must read the operating instructions carefully and comply with them. - The user is responsible for ensuring that the operating instructions are observed. - Only suitably qualified and trained personnel are allowed to fit, remove and install the equipment. • Do not use KRAL pumps beyond the operational limits stated on the nameplate and in the operating data of the technical data section, see "Operating data", page 4. If the operating data do not match the details on the nameplate, contact the manufacturer to resolve the matter. • To prevent loss of warranty claims any repairs made during the warranty period require the explicit agreement of the manufacturer. • General accident prevention regulations, as well as local safety codes and operational guidelines must be observed. • All applicable national and international standards and requirements relevant to the place of installation must be taken into account. • In installations where there is an increased potential risk for people and/or machinery, pump failure must not lead to personal injury or damage to property.
Contents
General information About this document General information 1 Symbols used 1 General safety instructions 1 General safety instructions for magnetic coupling systems 2 Standards and guidelines 2 Additional standards and guidelines 2 Technical data Labelling Type code 3 Nameplate 4 Operating data Intended use 4 Operational limits 4 Use not as intended 5 Requisite NPSH values 6 Noise levels 9 Weight table for type KF 9 Weight table for type KV 11 Heating 12 Functional description Functional description General drawing of a screw pump 15 General drawing of a screw pump with magnetic coupling and motor 16 Characteristics of screw pumps 16 Screw set and casing 17 Shaft seal 17 Main screw bearing 18 Bearing of the idle screws 18 Overflow valve 19 Heating 19 Transportation, storage and disposal Transportation Raising the pump 21 Raising the pump unit 22 Storage and preservation Storage 22 Preserving the internal surfaces of the pump 23 Preserving the external surfaces of the pump 23 Removing the preservative 23 Disposal Safe disposal 23 Disposing of the pump 23 Installation, removal and connection Installation Locating the pump 25 Installing the pump 26 Aligning and checking the shaft coupling 27 Electrical connection Connecting the pump 28 Pump Removal Removing the Pump 28 Operation Startup Filling the pump 31 Checking the direction of rotation 32 Commissioning the pump 33 Adjusting the overflow valve 33 Pump shutdown Switching off the pump 35 Resuming pump operation Restarting the pump 35 Servicing Maintenance Maintenance requirement 37 General drawing of the pump with magnetic coupling and motor General drawing 38 Replacing the magnetic coupling Removing the magnetic coupling 39 Installing the magnetic coupling 43 General drawing of the pump General drawing 49 Replacing the ball bearing Removing ball bearings 50 Installing ball bearings 52 Replacing the set of screws Removing the set of screws 55 Installing the set of screws 57 Assistance with problems Troubleshooting Faultfinding reference 61 Appendix General drawings Exploded view of pump with magnetic coupling and motor 67 Exploded view of pump 68
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KRAL Screw pumps K Series with magnetic coupling / Operating Instructions
Year: 2006
Language: english
Author: KRAL AG
Genre: Operating Instructions
Publisher: KRAL AG, Bildgasse 40, Industrie Nord, 6890 Lustenau, Austria
Series: OIK 09B 01/2006 Edition
Format: PDF
Quality: OCR without errors
Number of pages: 76
Description:-General information
Operating instructions are an integral part of the pump and the pump unit. These operating
instructions must be retained for later use. You must also comply with the operating instructions
for the drive motor.
Intended use for KRAL pumps covers the delivery of liquids that lubricate, are chemically inert and
non-abrasive.-General safety instructions
It is essential to comply with the general safety instructions given below:
• If you do not comply with these operating instructions, no liability can be accepted for any
resultant damage.
- You must read the operating instructions carefully and comply with them.
- The user is responsible for ensuring that the operating instructions are observed.
- Only suitably qualified and trained personnel are allowed to fit, remove and install the
equipment.
• Do not use KRAL pumps beyond the operational limits stated on the nameplate and in the
operating data of the technical data section, see "Operating data", page 4. If the operating data
do not match the details on the nameplate, contact the manufacturer to resolve the matter.
• To prevent loss of warranty claims any repairs made during the warranty period require the
explicit agreement of the manufacturer.
• General accident prevention regulations, as well as local safety codes and operational guidelines
must be observed.
• All applicable national and international standards and requirements relevant to the place of
installation must be taken into account.
• In installations where there is an increased potential risk for people and/or machinery, pump
failure must not lead to personal injury or damage to property.
Contents
General informationAbout this document
General information 1
Symbols used 1
General safety instructions 1
General safety instructions for magnetic coupling systems 2
Standards and guidelines 2
Additional standards and guidelines 2
Technical data
Labelling
Type code 3
Nameplate 4
Operating data
Intended use 4
Operational limits 4
Use not as intended 5
Requisite NPSH values 6
Noise levels 9
Weight table for type KF 9
Weight table for type KV 11
Heating 12
Functional description
Functional description
General drawing of a screw pump 15
General drawing of a screw pump with magnetic coupling and motor 16
Characteristics of screw pumps 16
Screw set and casing 17
Shaft seal 17
Main screw bearing 18
Bearing of the idle screws 18
Overflow valve 19
Heating 19
Transportation, storage and disposal
Transportation
Raising the pump 21
Raising the pump unit 22
Storage and preservation
Storage 22
Preserving the internal surfaces of the pump 23
Preserving the external surfaces of the pump 23
Removing the preservative 23
Disposal
Safe disposal 23
Disposing of the pump 23
Installation, removal and connection
Installation
Locating the pump 25
Installing the pump 26
Aligning and checking the shaft coupling 27
Electrical connection
Connecting the pump 28
Pump Removal
Removing the Pump 28
Operation
Startup
Filling the pump 31
Checking the direction of rotation 32
Commissioning the pump 33
Adjusting the overflow valve 33
Pump shutdown
Switching off the pump 35
Resuming pump operation
Restarting the pump 35
Servicing
Maintenance
Maintenance requirement 37
General drawing of the pump with magnetic coupling and motor
General drawing 38
Replacing the magnetic coupling
Removing the magnetic coupling 39
Installing the magnetic coupling 43
General drawing of the pump
General drawing 49
Replacing the ball bearing
Removing ball bearings 50
Installing ball bearings 52
Replacing the set of screws
Removing the set of screws 55
Installing the set of screws 57
Assistance with problems
Troubleshooting
Faultfinding reference 61
Appendix
General drawings
Exploded view of pump with magnetic coupling and motor 67
Exploded view of pump 68
Fax: +43 / 55 77 / 8 84 33, www.kral.at, E-mail: [email protected]
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