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Vaillant ecoFIT sustain 835 User Manual

Vaillant ecoFIT sustain 835
20 pages
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For the operator
Operating instructions
ecoFIT sustain
825 - 835
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 ecoFIT sustain 835 Specifications

General IconGeneral
BrandVaillant
ModelecoFIT sustain 835
CategoryBoiler
LanguageEnglish

Summary

Safety

Action-related warnings

Classification of warnings by severity using symbols and signal words.

Intended use

Defines the product's intended purpose and limitations for users.

General safety information

Covers installation by competent persons and dangers from improper operation.

Notes on the documentation

Observing other applicable documents

Requirement to observe all operating instructions enclosed with system components.

Storing documents

Instruction to keep the manual and other applicable documents safe for future use.

Applicability of the instructions

Specifies which product article numbers these instructions apply to.

Product description

Front view

Illustrates the front of the product with labels for control elements and serial number plate.

Control elements

Details the operator control panel, including buttons, display, and fault clearance key.

Displayed symbols

Explains the meaning of various symbols shown on the product's display.

Information on the identification plate

Describes the details found on the product's identification plate.

Serial number

Location and meaning of the serial number on the product's front casing.

CE label

Information on the CE label and compliance with applicable directives.

Benchmark

Details the Benchmark Scheme for installation, commissioning, and servicing in the UK.

Operation

Operating concept

Explains the function of operator control elements and how they interact with the product.

Basic display

Describes the information shown on the product's basic display and how to navigate it.

Adjustment and display levels

Details the two user and installer levels for product adjustments and information.

Cabinet-type casing

Requirements for enclosing the product in a cabinet-type casing.

Opening the isolator devices

Steps for opening isolator devices, including gas and water valves.

Starting up the product

Procedure for starting up the product after casing has been completely closed.

Switching on the product

How to switch the product on via the main switch installed on-site.

Setting the heating flow temperature

Instructions for setting the heating flow temperature, with and without a controller.

Setting the hot water temperature

Instructions for setting the hot water temperature, with a warning about scalding.

Switching Comfort mode on and off

How to activate or deactivate Comfort mode for immediate hot water supply.

Switching off the product's functions

Procedure for switching off heating mode (Summer mode) while keeping hot water generation active.

Guaranteeing the correct filling pressure of the heating system

Checking the filling pressure of the heating installation

Steps to check the current filling pressure and the minimum/maximum ranges.

Filling the heating installation

Protecting the heating installation against frost

Frost protection function

Explains the frost protection function and its limitations.

Draining the heating installation

Procedure for draining the heating installation for prolonged periods to prevent frost.

Troubleshooting

Switching the product to standby mode

How to put the product into standby mode and its implications.

Detecting and rectifying faults

Guidance on proceeding with faults and contacting a competent person.

Calling up (Live monitor) status codes

How to access and view current operating status codes on the display.

Care and maintenance

Maintenance

Importance of annual inspection by a competent person for product reliability.

Caring for the product

Instructions on cleaning the product casing safely without damaging it.

Reading maintenance messages

How to interpret maintenance messages indicated by a symbol on the display.

Checking the condensate drain pipework and tundish

Regular checks for blockages in the condensate drain pipework and tundish.

Decommissioning

Temporarily decommissioning the product

Procedure for temporarily taking the product out of service, with frost caution.

Permanently decommissioning the product

Requirement for a competent person to permanently decommission the product.

Recycling and disposal

Recycling and disposal instructions

Guidance on responsible disposal of the product and packaging.

Guarantee and customer service

Guarantee

Information on obtaining manufacturer's guarantee details.

Customer service

Recommendation for a Maintenance Agreement and contact details for service.

Appendix

Status codes – Overview

Provides an overview of status codes displayed during operation and their meanings.

Troubleshooting

Lists common faults, their causes, and recommended measures for resolution.

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