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Grundfos CR 45 - User Manual

Grundfos CR 45
37 pages
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GRUNDFOS INSTRUCTIONS
CR, CRI, CRN, CRT
Installation and operating instructions

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Grundfos CR 45 Specifications

General IconGeneral
BrandGrundfos
ModelCR 45
CategoryWater Pump
LanguageEnglish

Summary

General Information

Hazard Statements

Symbols and statements indicating hazards.

Receiving and Inspecting the Product

Product Identification

Applications and Operating Conditions

Mechanical Installation Guidelines

Electrical Connection Requirements

Motor Setup and Protection

Motor Protection Systems

Methods for safeguarding the motor.

Startup Procedures

Pump Priming

Filling and venting the pump before operation.

Initial Startup Steps

Sequence for first-time pump operation.

Product Operation

Servicing and Maintenance

Motor Maintenance and Lubrication

Motor Lubrication Procedures

Motor bearing lubrication procedures and charts.

Replacing the Motor

Disassembly and Assembly

Steps for removing and installing a replacement motor.

Preliminary Electrical Tests

Voltage, Current, and Insulation Checks

Procedures for testing supply voltage, current, and insulation.

Startup with Air-Cooled Top (Cool-Top)

Troubleshooting and Diagnostics

Specific Problem Diagnosis

Common issues and their solutions.

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