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KRAL DKC Series User Manual

KRAL DKC Series
56 pages
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Operating instructions
KRAL pump stations.
DKC/DLC Series.
OID 02en-GB
Edition 2019-11
Original instructions
www.kral.at

Table of Contents

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KRAL DKC Series Specifications

General IconGeneral
BrandKRAL
ModelDKC Series
CategoryWater Pump
LanguageEnglish

Summary

1 About this document

General information

Basic information about the document and its purpose.

Associated documents

Lists related documents that must also be observed.

Target groups

Identifies the intended users and their required qualifications.

2 Safety

Symbols

Explains various symbols used in the operating instructions.

Danger levels

Defines signal words and their associated danger levels and consequences.

Danger signs

Explains various danger signs and their meanings and consequences.

Symbols in this document

Explains symbols for instructions and their meanings.

Designations in this document

Lists and defines specific designations used in the manual.

Symbols for personal protective equipment

Explains symbols for required personal protective equipment and potential consequences.

Proper use

Defines the intended and correct usage of the pump station.

Foreseeable misuse

Describes uses that are considered misuse and are prohibited.

Obligations of the operator-owner

Outlines the responsibilities of the operator-owner regarding safety and compliance.

Safety instructions

Provides fundamental safety instructions to be strictly observed.

Fundamental safety instructions

Lists crucial safety instructions for operating the pump station.

3 Identification

Type code

Explains the structure and meaning of the pump station's type code.

4 Technical data

Rating plate

Explains the information presented on the pump station's rating plate.

Operating limits

Details the operational limits for the pump station and its components.

Filling volume

Provides data on the filling volume of the station block.

Required NPSH values

Explains how to find required NPSH values for the pump.

Internal pressure loss of the pump station

Discusses internal pressure losses and refers to a diagram.

Sound pressure level

Presents sound pressure levels for different configurations of the pump station.

Weights

Lists the weights of various components of the pump station.

Heating system (optional)

Details optional heating system features.

Operating data

Provides operating data for electrical and fluid heating systems.

Heating system special design

Advises to contact the manufacturer for special heating system designs.

5 Function description

Structure

Details the physical structure of the pump station with a diagram.

Functional principle

Explains the operational principle and parallel operation of the pumps.

Reversing valve

Explains the function and operation of the reversing valve.

Expansion valve

Describes the function of expansion valves in preventing overpressure.

Pressure measurement

Explains the pressure gauges and their usage for monitoring.

Strainer

Details the strainers, their function, and maintenance.

Options

Lists and describes various optional features and functions available for the pump station.

Heating system (optional)

Details optional heating system features.

Possible types of heating

Lists the different types of heating systems available.

Electrical heating system

Explains the installation and operation of the electrical heating system.

Fluid heating system

Describes the fluid heating system and its components.

Heating system special design

Advises contacting the manufacturer for special heating system designs.

6 Transportation, storage

Dangers during transportation

Lists safety instructions and dangers related to transporting the pump station.

Dangers during storage

Provides safety instructions for storing the pump station.

Unpacking and checking the state of delivery

Outlines the procedure for unpacking and inspecting the delivered pump station.

Transporting the pump station

Details personnel qualifications, PPE, and aids for transporting the pump station.

Storing the pump station

Provides instructions and precautions for storing the pump station.

Heating system (optional)

Details optional heating system features.

Storing heating elements

Instructions for storing heating elements.

Preservation table

Lists conditions requiring additional preservation.

Preserving the inner surfaces

Provides instructions for preserving the internal surfaces of the pump station.

7 Preservation

Preserving the outer surfaces

Details how to preserve the outer surfaces of the pump station.

Removing the preservation

Outlines the steps and safety precautions for removing preservation.

8 Installation, removal

Dangers during installation

Lists safety instructions and dangers specific to the installation process.

Dangers during removal

Lists safety instructions and dangers specific to the removal process.

Mounting the pump station

Provides instructions and requirements for mounting the pump station.

Protecting the pump station against pressure peaks

Advises on protecting the pump station from pressure peaks.

Installing the heating system (optional)

Details optional heating system features.

Danger when installing the heating element

Lists safety instructions for installing the heating element.

Installing the electrical heating system

Details the installation of the electrical heating system.

Installing the fluid heating system

Provides instructions for installing the fluid heating system.

Installing the heating system special design

Advises contacting the manufacturer for special heating system designs.

Removing the pump station

Lists personnel qualifications, PPE, and aids for removing the pump station.

9 Connection

Dangers during connection work

Lists safety instructions and dangers related to connection work.

Connecting the pump station to the pipe system

Details personnel qualifications, PPE, and aids for connecting the pump station.

Insulating the pump

Provides instructions for insulating the pump, especially hot surfaces.

Connecting the pipe station electrically/pneumatically

Explains electrical and pneumatic connection procedures and safety.

10 Operation

Dangers during operation

Lists critical safety instructions to observe during operation.

Commissioning

Details the commissioning process.

Cleaning the pipe system

Details the process of cleaning the pipe system before commissioning.

Filling and venting the pump station

Explains methods for filling and venting the pump station.

Checking the direction of rotation

Explains how to check the pump's direction of rotation.

Commissioning the pump station

Outlines the final steps for commissioning the pump station.

Taking the heating into operation (optional)

Details commissioning procedures for electrical and fluid heating systems.

During operation

Covers aspects of operating the pump station.

Checking the operating pressure

Explains how to check the operating pressure using gauges.

Setting the pressure maintaining valve (optional)

Details how to adjust the pressure maintaining valve.

Activating the reversing valve

Explains how to operate the reversing valve.

Operating the two-way valve (optional)

Explains how to operate the optional two-way valve.

Switching off the pump station

Provides instructions for safely switching off the pump station.

Decommissioning

Covers the process of decommissioning the pump station.

Taking the pump station out of operation

Outlines safety precautions and procedures for decommissioning.

Recommissioning

Covers the process of recommissioning the pump station.

Recommissioning the pump station

Refers to the commissioning process for recommissioning the pump station.

11 Maintenance

Dangers during maintenance

Lists safety instructions and dangers specific to maintenance work.

Required maintenance

Outlines the required maintenance tasks and their cycles.

Maintaining the pump station

Details general maintenance procedures for the pump station.

Maintaining the strainers

Provides instructions for maintaining and cleaning the strainers.

12 Servicing

Dangers during servicing

Lists safety instructions and dangers associated with servicing the pump station.

Signs of wear

Lists common signs of wear and their causes and remedies.

Servicing the pump station

Outlines general servicing procedures for the pump station.

Replacing the pump

Details safety precautions and procedures for replacing the pump.

Cleaning the strainer

Provides instructions for cleaning the strainers and troubleshooting.

Replacing the seal ring of the control plug

Details procedures for replacing the seal ring of the control plug.

13 Disposal

Dismantling and disposing of the pump station

Provides instructions for dismantling and disposing of the pump station and its parts.

14 Troubleshooting

Possible faults

Lists common faults that can occur with the pump station.

Troubleshooting

Provides a table of faults, causes, and remedies for troubleshooting.

15 Spare parts

Maintenance kits

Lists kits for maintaining pump station components.

Maintenance kit sealing kit small pump station

Lists parts included in the maintenance kit for small pump stations.

Maintenance kit sealing kit large pump station

Lists parts included in the maintenance kit for large pump stations.

Maintenance kit strainers

Lists parts included in the maintenance kit for strainers.

Maintenance kit electrical heating system

Lists parts for the maintenance kit of the electrical heating system.

Repair kits

Lists kits for repairing pump station components.

Repair kit non-return valve

Lists parts included in the repair kit for the non-return valve.

16 Appendix

Tightening torques for screw plugs with thread measured in inches and elastomer seal

Provides tightening torques for inch-threaded screw plugs.

Contents of the Declaration of Conformity

Lists the directives relevant to the product and their contents.

Related product manuals