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Grundfos Multilift MD1 User Manual

Grundfos Multilift MD1
48 pages
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Multilift MD1, MDV
Installation and operating instructions
Installation and operating instructions
http://net.grundfos.com/qr/i/96102304
GRUNDFOS INSTRUCTIONS

Table of Contents

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Grundfos Multilift MD1 Specifications

General IconGeneral
Mains frequency50 Hz
Enclosure classIP68
Impeller MaterialCast iron
Protection ClassIP68
Pump typeVortex impeller
Inlet connectionFlange
Seal MaterialNBR

Summary

General Information

Symbols Used in this Document

Explains safety and instructional symbols used throughout the manual.

Receiving the Product

Transporting the Product

Provides warnings and instructions for safely moving the product during transport.

Scope of Delivery

Lists all components included in the standard lifting station package.

Installing the Product

Installing the Controller

Covers location, mechanical, and electrical installation steps for the control unit.

Installing the Lifting Station

Details location, mechanical, and electrical installation of the lifting station.

Starting Up the Product

Product Description

Applications

Lists typical scenarios and building types where the product is installed.

Pumped Liquids

Specifies the types of liquids suitable for pumping and those to avoid.

Lifting Station

Describes the tank, pumps, operating modes, motor protection, level sensor, inspection cover and non-return valve.

Controller Display

Explains the various symbols, indicators, and readings shown on the controller's display.

Controller Buttons

Details the function of each button on the controller interface for navigation and operation.

Selector Switches and Status LEDs

Describes selector switches and explains the meaning of status indicator LEDs.

Controller Menus and Factory Settings

Outlines controller menus and lists default settings for configuration and monitoring.

Input and Output Terminals

Details the wiring connections for power, pumps, sensors, and alarms.

Optional Equipment

Information on available optional accessories, including drainage pumps.

Identification

Lifting Station Nameplate

Details information found on the lifting station's nameplate.

Lifting Station Type Key

Explains how to interpret the lifting station's type designation code.

Controller Nameplate

Details information found on the controller's nameplate.

Controller Type Key

Explains how to interpret the controller's type designation code.

Control Functions

Settings Menu

Explains parameters like start/stop levels, delays, and maintenance intervals.

Information Menu

Describes how to access fault logs, counters, and motor current data.

Operating the Product

Setting the Controller

Guides on configuring controller settings like levels, current, and delays.

Servicing the Product

Maintenance Schedule

Details recommended maintenance intervals based on installation type.

Mechanical Maintenance

Covers procedures for maintaining the product's mechanical components.

Electrical Maintenance

Lists checks and procedures for maintaining the electrical system and components.

Returning the Product for Service

Taking the Product Out of Operation

Fault Finding the Product

F001

Troubleshooting guide for fault code F001, related to phase sequence issues.

F002

Troubleshooting guide for fault code F002, related to missing phases.

F003

Troubleshooting guide for fault code F003, indicating high liquid level.

F007, F008

Troubleshooting guide for fault codes F007 and F008, indicating pump blockages or phase issues.

F117

Troubleshooting guide for fault code F117, related to display communication issues.

RELAY

Troubleshooting guide for relay faults affecting pump start/stop operations.

TEMP

Troubleshooting guide for TEMP faults, indicating pump overheating.

SENSOR

Troubleshooting guide for SENSOR faults, indicating issues with the level sensor.

EXTERN

Troubleshooting guide for EXTERN faults, related to external level switches.

BATT

Troubleshooting guide for BATT faults, indicating a discharged battery.

The Pumps Do Not Start

Detailed steps to diagnose and resolve issues where the pumps do not start.

The Pumps Start Randomly

Troubleshooting for unexpected or random pump activation.

Technical Data

Operating Conditions

Specifies ambient and liquid temperature limits, pH, and density.

Mechanical Data

Provides dimensions, weight, and enclosure class details.

Electrical Data

Lists voltage, frequency, current, and fuse specifications.

Disposing of the Product