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Vaillant VU 256/6-3 OV (H-GB) User Manual

Vaillant VU 256/6-3 OV (H-GB)
56 pages
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en Installation and maintenance instructions
ecoFIT pure
412 - 435
0020230535_07 - 29.07.2020

Table of Contents

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Vaillant VU 256/6-3 OV (H-GB) Specifications

General IconGeneral
BrandVaillant
ModelVU 256/6-3 OV (H-GB)
CategoryBoiler
LanguageEnglish

Summary

Safety Information

Intended Use

Describes product's purpose and misuse.

General Safety Information

Provides crucial safety advice to prevent hazards.

Flue Gas Safety

Safety precautions related to flue gases and their escape.

Electrical Safety

Safety measures for electrical connections and shock prevention.

Installation Procedures

Flue Installation

Instructions for installing the flue system.

Electrical Installation

Procedures for electrical connections.

Operation and Start-up

Initial Start-up Procedure

Procedures for the first power-on and setup.

Heating Water Quality Checks

Ensuring water quality for system longevity.

Checking Gas Settings

Verifying gas type and pressure settings.

Gas Connection Pressure Check

Measuring gas pressure for optimal performance.

CO2 Content Check

Verifying combustion efficiency by measuring CO2.

Inspection, Maintenance, and Troubleshooting

Eliminating Faults

Steps to resolve error messages and faults.

Replacing Defective Components

Procedures for replacing parts.

Commissioning and Documentation

Handing Over to the End User

Instructions for final product handover to the customer.

Commissioning Checklist

The checklist document itself.

Commissioning Flow Chart

Visual guide for the commissioning process.

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