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Instructions for use ecoTEC plus / 0020020829_03

1 Introduction

1.1 

Notes on the documentation

To ensure clarity of information in instructions a new 
European standard of advice and symbols is being intro-
duced. To ensure compliance with this new standard the 
following details are included.The following information 
is intended to help you throughout the boilers entire 
instruction pack.
We assume no liability for any damage caused by 
non-observance of these instructions.

1.1.1 

Other instruction supplied with this appliance.

For the owner:

Short operating instructions  

no. 838404

Warranty card with return envelope   no. 802922

For the installer/service engineer:

Instructions for installation 
and servicing 

no. 0020020828

Flue installation instructions  

no. 834449

The instructions for any accessories and controllers 
used also apply.
The Benchmark gas boiler commissioning checklist 
(in the installation manual) should be completed by the 
installer and/or the commissioning engineer.
If, after reading these instructions, you have any 
questions on the operation of the boiler, please contact 
either your installer or Vaillant Technical Department.

1.1.2 

Retention of the documents

Please store this literature and all related documents so 
that they are available whenever they are required.If 
you move please pass on the documents to the buyer.

1.2 

Symbols used in this manual

Please observe the safety instructions in this literature 
for the operation of the appliance.

d

 Danger!

Immediate risk of serious injury or death.

e

 Danger!

Risk of death from electric shock!

H

 Danger!

Risk of burns or scalding!

a

 Caution!

Potentially dangerous situations for the 
product and environment.

h

 Note!

Useful information and instructions.

• 

Symbol for a necessary task

1.3 CE 

marking

The purpose of CE marking is to certify that the boiler 
complies with the requirements of the directives cover-
ing gas fired appliances (Council directive 90/396/EEC) 
and electromagnetic compatibility (Council directive 
89/336/EEC).
These appliances also comply with the requirements of 
the directive on operating efficiency (Council directive 
92/42/EEC)

h

 Vaillant Ltd. support the Benchmark initiative. 

At the rear of the installation manual, you will 
find a Benchmark gas boiler commissioning 
checklist. It is very important that this is 
completed correctly at the time of installation, 
commissioning and hand over to the user.

Introduction 1

Summary of Contents for ecoTEC plus SERIES

Page 1: ...Instructions for use ecoTEC plus Wall hung open vent condensing boiler GB For the owner...

Page 2: ...a room or outside temperature controller 7 4 6 Pump exercise 8 4 7 Status displays 8 4 8 Troubleshooting 8 4 8 1 Ignition problems 8 4 8 2 Flue problems 8 4 9 Turning off the boiler 9 4 10 Frost prot...

Page 3: ...r installer or Vaillant Technical Department 1 1 2 Retention of the documents Please store this literature and all related documents so that they are available whenever they are required If you move p...

Page 4: ...or other parts of the system Never attempt to perform mainte nance or repairs yourself Do not damage or remove seals on components Only authorised engineers or our customer service may remove sealed c...

Page 5: ...tions Nevertheless there is a risk of injury or death to the user or others and damage to the appliance or other property in the event of misuse or use for which the appli ance is not intended This ap...

Page 6: ...of the temperature The display also gives the following infor mation 1 Indication of the current heating flow temperature or display of a status or error code Fan speed malfunction Fan speed malfuncti...

Page 7: ...stic hot water temperature can be adjusted using the hot water temperature control 3 Turn the control clockwise to increase the tempera ture and anti clockwise to decrease the temperature This corresp...

Page 8: ...or example S 4 for burner operation The table below explains the most important status codes In switching phases for example on starting up again after the flame was extinguished the status message S...

Page 9: ...e when you are on holiday you should also turn off the gas supply and the electrical supply 4 10 Frost protection The frost protection feature only protects the boiler Any other parts of the system li...

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Page 12: ...0020020829_03_GB 03 2008...

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