EasyManua.ls Logo

Grundfos LS User Manual

Grundfos LS
49 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
LS
Smaller models, flow range up to 3000 m³/h
Installation and operating instructions
GRUNDFOS INSTRUCTIONS

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Grundfos LS and is the answer not in the manual?

Grundfos LS Specifications

General IconGeneral
TypeSubmersible Pump
Protection classIP68
Frequency50 Hz
ApplicationDrainage
Liquid Temperature0 °C to 40 °C
Seal TypeMechanical seal

Summary

Installing the Product

Electrical Connections

Guidelines for electrical connections and frequency converter operation.

Starting Up the Product

Priming the Pump

Detailed steps for priming the pump correctly to ensure proper operation.

Startup Procedures

Instructions for starting the pump, including safety warnings and valve operations.

Final Alignment

Steps for performing the final alignment of the pump and motor.

Servicing the Product

Lubrication

Detailed instructions for lubricating pump bearings, including grease types and quantities.

Taking the Product Out of Operation

Fault Finding the Product

Pump Delivers No Liquid

Troubleshooting steps when the pump delivers no liquid.

Pump Delivers Insufficient Liquid

Troubleshooting steps when the pump does not deliver enough liquid.

Pump Creates Insufficient Pressure

Troubleshooting steps when the pump does not create enough pressure.

Pump Loses Liquid or Consumes Excess Power

Troubleshooting for liquid loss and excessive power consumption issues.

Motor Overload and Vibrations

Diagnosing and resolving motor overload and vibration problems.

Pump Stops After Short Operation

Troubleshooting steps when the pump operates briefly and then stops.

Technical Data

Related product manuals