Vaillant ecoFIT sustain 618, ecoFIT sustain 615, ecoFIT sustain 630 Operating Instructions Manual

Operating instructions

ecoFIT sustain

615 - 630

GB, IE

Publisher/manufacturer
Vaillant GmbH

Berghauser Str. 40 D-42859 Remscheid
Tel. [phone]‑0 Fax [phone]‑2810
[e-mail] www.vaillant.de

Contents

2 Operating instructions ecoFIT sustain 0020277253_00

Contents

1 Safety .................................................................... 3

1.1 Action-related warnings ......................................... 3

1.2 Intended use.......................................................... 3

1.3 General safety information .................................... 3

2 Notes on the documentation .............................. 5

2.1 Observing other applicable documents ................. 5

2.2 Storing documents................................................. 5

2.3 Validity of the instructions...................................... 5

3 Product description............................................. 5

3.1 Front view .............................................................. 5

3.2 Control elements.................................................... 5

3.3 Displayed symbols................................................. 5

3.4 Information on the identification plate.................... 6

3.5 Serial number ........................................................ 6

3.6 CE label ................................................................. 6

3.7 Benchmark............................................................. 6

4 Operation.............................................................. 7

4.1 Operating concept ................................................. 7

4.2 Basic display.......................................................... 7

4.3 Adjustment and display levels ............................... 7

4.4 Cabinet-type casing............................................... 7

4.5 Opening the isolator devices ................................. 7

4.6 Starting up the product .......................................... 7

4.7 Switching on the product ....................................... 7

4.8 Setting the heating flow temperature..................... 7

4.9 Setting the hot water temperature ......................... 8

4.10 Switching off the product's functions ..................... 8

4.11 Guaranteeing the correct filling pressure of the

heating installation................................................. 8

4.12 Protecting the heating installation against frost ..... 9

4.13 Switching the product to standby mode................. 9

5 Troubleshooting .................................................. 9

5.1 Detecting and rectifying faults ............................... 9

5.2 Calling up (Live monitor) status codes .................. 9

6 Care and maintenance ........................................ 9

6.1 Maintenance .......................................................... 9

6.2 Caring for the product ............................................ 9

6.3 Reading maintenance messages .......................... 9

6.4 Checking the condensate discharge pipe and

tundish ................................................................... 9

7 Decommissioning.............................................. 10

7.1 Temporarily decommissioning the product.......... 10

7.2 Permanently decommissioning the product......... 10

8 Recycling and disposal..................................... 10

9 Guarantee and customer service..................... 10

9.1 Guarantee............................................................ 10

9.2 Customer service................................................. 10

Appendix ............................................................................11

A Status codes – Overview .................................. 11

B Troubleshooting ................................................ 11

Safety 1

0020277253_00 ecoFIT sustain Operating instructions 3

1 Safety

1.1 Action-related warnings

Classification of action-related warnings

The action-related warnings are classified in
accordance with the severity of the possible
danger using the following warning signs and
signal words:

Warning symbols and signal words

Danger!

Imminent danger to life or risk of
severe personal injury

Danger!

Risk of death from electric shock

Warning.

Risk of minor personal injury

Caution.

Risk of material or environmental
damage

1.2 Intended use

There is a risk of injury or death to the user or
others, or of damage to the product and other
property in the event of improper use or use
for which it is not intended.

The product is intended as a heat generator
for closed heating installations and for hot
water generation.

Intended use includes the following:

– observance of the operating instructions

included for the product and any other
system components

– compliance with all inspection and main-

tenance conditions listed in the instruc­tions.

This product can be used by children aged
from 8 years and above and persons with
reduced physical, sensory or mental capabil­ities or lack of experience and knowledge if
they have been given supervision or instruc­tion concerning use of the product in a safe
way and understand the hazards involved.
Children must not play with the product.
Cleaning and user maintenance work must
not be carried out by children unless they are
supervised.

Any other use that is not specified in these in­structions, or use beyond that specified in this

document shall be considered improper use.
Any direct use in industrial or commercial
processes is also deemed to be improper.

Caution.

Improper use of any kind is prohibited.

1.3 General safety information

1.3.1 Installation by competent persons
only

The installation, inspection, maintenance
and repair of the product, as well as the gas
ratio settings, must only be carried out by a
competent person.

1.3.2 Danger caused by improper
operation

Improper operation may present a danger to
you and others, and cause material damage.

▶ Carefully read the enclosed instructions

and all other applicable documents, par­ticularly the "Safety" section and the warn­ings.

▶ Only carry out the activities for which in-

structions are provided in these operating
instructions.

1.3.3 Risk of death from escaping gas

What to do if you smell gas in the building:

▶ Avoid rooms that smell of gas.
▶ If possible, open doors and windows fully

and ensure adequate ventilation.

▶ Do not use naked flames (e.g. lighters,

matches).

▶ Do not smoke.
▶ Do not use any electrical switches, mains

plugs, doorbells, telephones or other com­munication systems in the building.

▶ If it is safe to do so, close the emergency

control valve or the main isolator.

▶ If possible, close the gas isolator cock on

the product.

▶ Warn other occupants in the building by

yelling or banging on doors or walls.

▶ Leave the building immediately and ensure

that others do not enter the building.

▶ Notify the gas supply company or the Na-

tional Grid [phone] by tele­phone once you are outside of the build­ing.

1 Safety

4 Operating instructions ecoFIT sustain 0020277253_00

1.3.4 Risk of death due to blocked or
leaking flue pipework

What to do if you smell flue gas in the prop­erty:

▶ Open all accessible doors and windows

fully to provide ventilation.

▶ Switch off the product.
▶ Inform a competent person.

1.3.5 Risk of death due to explosive and
flammable materials

▶ Do not use the product in storage rooms

that contain explosive or flammable sub­stances (such as petrol, paper or paint).

1.3.6 Risk of death due to changes to the
product or the product environment

▶ Never remove, bridge or block the safety

devices.

▶ Do not tamper with any of the safety

devices.

▶ Do not damage or remove any tamper-

proof seals on components.

▶ Do not make any changes:

– The product itself
– to the gas, supply air, water and electri-

city supply lines

– to the entire flue system
– to the entire condensate discharge sys-

tem

– to the expansion relief valve
– to the drain pipework
– to constructional conditions that may

affect the operational reliability of the
product

1.3.7 Risk of corrosion damage due to
unsuitable combustion and room air

Sprays, solvents, chlorinated cleaning
agents, paint, adhesives, ammonia com­pounds, dust or similar substances may lead
to corrosion on the product and in the air/flue
pipe.

▶ Ensure that the combustion air supply is

always free of fluorine, chlorine, sulphur,
dust, etc.

▶ Ensure that no chemical substances are

stored at the installation site.

1.3.8 Risk of material damage caused by
frost

▶ Ensure that the heating installation always

remains in operation during freezing con­ditions and that all rooms are sufficiently
heated.

▶ If you cannot ensure the operation, have a

competent person drain the heating install­ation.

1.3.9 Risk of injury and material damage
due to maintenance and repairs
carried out incorrectly or not carried
out at all

▶ Never attempt to carry out maintenance

work or repairs on your product yourself.

▶ Faults and damage should be immediately

rectified by a competent person.

▶ Adhere to the maintenance intervals spe-

cified.