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

Vaillant VU 256/6-3 (H-GB)
20 pages
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For the operator
Operating instructions
ecoFIT pure
612 - 630
GB, IE
Operating instructions
Publisher/manufacturer
Vaillant GmbH
Berghauser Str. 40 D-42859 Remscheid
Tel. +492191180 Fax +492191182810
info@vaillant.de www.vaillant.de

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

General IconGeneral
Efficiency (80/60 °C)98%
NOx class5
Electrical protectionIPX4D
Dimensions (Width)440 mm
Dimensions (Depth)338 mm
Fuel typeNatural gas
Electrical supply230 V, 50 Hz
Dimensions (HxWxD)440 x 338 mm

Summary

1 Safety

1.1 Action-related warnings

Classification and types of action-related warnings and their severity.

1.2 Intended use

Defines the product's intended purpose and specifies improper use.

1.3 General Safety Information

1.3.1-1.3.4 Safety Guidelines

Covers installation, improper operation, gas, and flue gas safety risks.

1.3 Safety Risks

1.3.5-1.3.8 Specific Safety Risks

Details risks from flammable materials, product changes, corrosion, and frost.

1.3 Maintenance and Repair Safety

1.3.9 Maintenance and Repair Safety

Warns against incorrect maintenance/repairs and stresses professional intervention.

3.4 Identification Plate Information

4 Operation

4.6 Starting and Switching On

4.8 Setting Temperatures

4.10 Switching Off Functions

4.11 Heating System Filling Pressure

4.12 Frost Protection

4.12.1 Frost Protection Function

Explains the frost protection function and its limitations.

4.13 Standby Mode

5 Troubleshooting

5.1 Detecting and Rectifying Faults

Guides on identifying and rectifying faults, referring to appendix tables.

5.2 Calling Up Status Codes

Instructions for viewing current operating status and status codes.

6 Care and Maintenance

6.1 Maintenance

Emphasizes annual inspection by a competent person for product longevity.

7 Decommissioning

Appendix A Status Codes Overview

A Status Codes Overview

Lists status codes not in installation instructions, categorized by mode.

Appendix B Troubleshooting

B Troubleshooting

Provides a table of common faults, their causes, and recommended measures.

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