Desmi NSL 80-215 User Manual

DESMI Vertical In-Line Centrifugal Pump
OPERATION AND MAINTENANCE INSTRUCTIONS
NSL MONOBLOC & SPACER
DESMI Pumping Technology A/S
Tagholm l, DK-9400 Nørresundby, Denmark
Tel.: +45 96 32 81 11
Fax: +45 98 17 54 99
E-mail: desmi@desmi.com
Internet: www.desmi.com
Manual:
T1542
Language:
English
Revision:
A.1
Special pump Number. ...............................................
Original instructions

Desmi NSL 80-215 Specifications

General

Brand	Desmi
Model	NSL 80-215
Category	Water Pump
Language	English

Summary

General Description of DESMI Pumps

General

Provides general installation, operation, and maintenance instructions for safe pump operation.

ATEX Declaration of Conformity

Details ATEX conformity for pumps used in potentially explosive atmospheres.

Safety Information and Precautions

Key to Safety Symbols and Markings

Explains signal words and hazard symbols used in safety messages.

Safety Information for Operator/User

Specifies operator responsibilities for safe pump operation and protective measures.

Explosion Protection Guidelines

Provides guidelines for operating pumps in potentially explosive atmospheres.

Transportation, Prevention, and Temporary Storage

Transport Procedures

Details safe practices for transporting the pump set, including lifting and securing.

Disposal of Pumps and Components

Provides instructions for safe and environmentally sound disposal of the pump.

Technical Specifications of DESMI Pumps

Work Range Parameters

Outlines the allowable operating limits including media and ambient temperatures.

Detailed Technical Data

Covers vibration, hydraulic capacity, and motor frame sizes.

Dimensional Drawings and Data

Presents dimensional drawings and data for various pump combinations.

Pump Installation Guide

Mounting and Fastening Procedures

Details how to correctly mount and fasten the pump on a solid foundation.

Electrical Wiring Guidelines

Provides instructions and warnings for electrical wiring, requiring special skills.

Commissioning, Start-Up, and Shutdown Procedures

Prerequisites for Commissioning and Start-Up

Lists essential conditions before starting up the pump set.

Priming and Venting the Pump

Explains the process of priming and venting to prevent dry running and explosion hazards.

Pump Start-Up Procedure

Details the steps for safely starting the pump and checking its operation.

Pump Shutdown Procedure

Provides instructions for safely shutting down the pump and preventing heat build-up.

Troubleshooting Common Pump Issues

Mechanical Seal Failure Analysis

Analyzes common mechanical seal failures, their impacts, and avoidance methods.

Inspection and Service Plan for Pumps

Supervision of Pump Operation

Guidelines for monitoring pump operation, including safety and operational checks.

Routine Inspection Work

Details regular inspection tasks for filters, cleaning, and drainage.

Dismantling the Pump Set

Dismantling 02 and 12 Combinations

Step-by-step guide for dismantling the pump set for 02 and 12 combinations.

Accessing the Impeller (02/12 Combinations)

Instructions on how to access the pump impeller for inspection or replacement.

Dismantling the Shaft Seal (02 Combinations)

Procedure for removing the shaft seal for 02 combination pumps.

Dismantling 13 and 14 Combinations

Step-by-step guide for dismantling the pump set for 13 and 14 combinations.

Dismantling the Shaft Seal (13/14 Combinations)

Procedure for removing the shaft seal for 13 and 14 combination pumps.

Assembling the DESMI Pump Set

Assembling 12 Combination Pumps

Detailed steps for assembling the 12 combination pump configuration.

Fitting Sealing Rings (12 Combination)

Instructions on how to correctly fit sealing rings in the pump assembly.

Fitting the Shaft Seal (12 Combination)

Procedure for installing the shaft seal in the pump assembly.

Assembling 02, 13, and 14 Combinations

Assembly steps for 02, 13, and 14 combination pump configurations.

Fitting Bearings or Shaft with Bearings

Guide on how to fit bearings or the shaft with bearings into the pump housing.

Ordering Spare Parts for DESMI Pumps

Spare Parts for NSL /-02 Combinations

List of spare parts and recommended stock quantities for NSL /-02 combinations.

Assembly Drawing for NSL-215/265 -02

Exploded view assembly drawing for NSL-215/265 -02 pump combinations.

Spare Parts List for NSL-215/265 -02

Detailed spare parts list with position numbers for NSL-215/265 -02 pumps.

Appendix A: Shaft Length Verification

Appendix A: Nominal Shaft Length

Details on checking motor shaft length relative to pump flange for correct build.

Appendix B: Lip Seal Kit Installation

Appendix B: Lip Seal Kit Details

Information and assembly drawing for the optional lip seal kit.