Vaillant HOME REGULAR 12-A Manuale utente

For the operator

Operating instructions

HOME

REGULAR

GB, IE

Operating instructions

Publisher/manufacturer

Vaillant GmbH

Berghauser Str. 40 D-42859 Remscheid

Tel. +49 21 91 18‑0 Fax +49 21 91 18‑28 10

[email protected] www.vaillant.de

Contents

2Operating instructions HOME 0020224339_00

Contents

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

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

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

1.3 General safety information............. 4

2 Notes on the documentation ...... 6

2.1 Observing other applicable

documents ..................................... 6

2.2 Storing documents......................... 6

2.3 Applicability of the instructions....... 6

3 Product description..................... 6

3.1 CE label ......................................... 6

3.2 Information on the identification

plate ............................................... 6

3.3 Design of the product..................... 7

3.4 Overview of the operator control

elements ........................................ 7

3.5 Operating levels............................. 8

4 Operation...................................... 8

4.1 Starting up the product .................. 8

4.2 Basic display.................................. 8

4.3 Selecting the operating mode ........ 8

4.4 Setting the hot water

temperature ................................... 9

4.5 Setting the heating flow

temperature ................................... 9

4.6 Product settings ............................. 9

4.7 Switching the product to standby

mode.............................................. 9

5 Troubleshooting ........................ 10

5.1 Detecting and rectifying faults...... 10

5.2 Fault codes in the display ............ 10

6 Care and maintenance .............. 10

6.1 Maintenance ................................ 10

6.2 Caring for the product .................. 10

6.3 Checking the condensate drain

pipework and tundish................... 10

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 ........................................ 11

9.1 Guarantee.................................... 11

9.2 Customer service......................... 11

Appendix ............................................... 12

A Adjustable values –

overview ..................................... 12

B Troubleshooting ........................ 12

Safety 1

0020224339_00 HOME Operating instructions 3

1 Safety

1.1 Action-related warnings

Classification of action-re-

lated warnings

The action-related warnings

are classified in accordance

with the severity of the pos-

sible 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 envir-

onmental damage

1.2 Intended use

There is a risk of injury or death

to the user or others, or of dam-

age to the product and other

property in the event of im-

proper use or use for which it

is not intended.

The product is intended as a

heat generator for closed heat-

ing installations and for hot wa-

ter generation.

Intended use includes the fol-

lowing:

–observance of the operating

instructions included for the

product and any other system

components

–compliance with all inspection

and maintenance 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 supervi-

sion or instruction concerning

use of the product in a safe way

and understand the hazards in-

volved. 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 spe-

cified in these instructions, or

use beyond that specified in this

document shall be considered

improper use. Any direct com-

mercial or industrial use is also

deemed to be improper.

Caution.

Improper use of any kind is

prohibited.

1 Safety

4Operating instructions HOME 0020224339_00

1.3 General safety

information

1.3.1 Installation by skilled

tradesmen 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 ap-

plicable documents, particu-

larly the "Safety" section and

the warnings.

1.3.3 Risk of death due to a

blocked or leaking flue

gas pipe

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.

1.3.4 Risk of death from

escaping flue gas

If you operate the product with

an empty condensate siphon,

flue gas may escape into the

room air.

▶In order to operate the

product, ensure that the con-

densate siphon is always full.

1.3.5 Risk of death due to

explosive and flammable

materials

▶Do not use or store explosive

or flammable materials (e.g.

petrol, paper, paint) in the in-

stallation room of the product.

1.3.6 Risk of death due to lack

of safety devices

A lack of safety devices (e.g.

expansion relief valve, expan-

sion vessel) can lead to poten-

tially fatal scalding and other

injuries, e.g. due to explosions.

▶Ask a competent person

to explain how the safety

devices work and where they

are located.

1.3.7 Risk of death due

to changes to the

product or the product

environment

▶Never remove, bridge or

block the safety devices.

▶Do not alter the safety

devices in any way.

▶Do not damage or remove

any seals on components.

▶Do not make any changes:

Safety 1

0020224339_00 HOME Operating instructions 5

–The product itself

–to the gas, air, water and

electricity supplies

–to the entire flue gas install-

ation

–to the entire condensate

drain system

–to the expansion relief valve

–to the drain lines

–to constructional condi-

tions that may affect the

operational reliability of the

product

1.3.8 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 specified.

1.3.9 Risk of corrosion

damage due to

unsuitable combustion

and room air

Sprays, solvents, chlorinated

cleaning agents, paint, adhes-

ives, ammonia compounds,

dust or similar substances may

lead to corrosion on the product

and in the air/flue pipe.

▶Ensure that the supply of

combustion air is always free

of fluorine, chlorine, sulphur,

dust, etc.

▶Ensure that no chemical sub-

stances are stored at the in-

stallation site.

1.3.10 Cabinet-type casing

Enclosing the product in cab-

inet-type casing requires

compliance with the applicable

design instructions.

▶Do not fit the casing on the

product yourself.

▶If you require cabinet-type

casing for the product, consult

an approved heating special-

ist company.

1.3.11 Risk of material

damage caused by

frost

▶Ensure that the heating in-

stallation always remains in

operation during freezing con-

ditions and that all rooms are

sufficiently heated.

▶If you cannot ensure the op-

eration, have a competent

person drain the heating in-

stallation.

2 Notes on the documentation

6Operating instructions HOME 0020224339_00

2 Notes on the

documentation

2.1 Observing other applicable

documents

▶You must observe all operating instruc-

tions enclosed with the system compon-

ents.

2.2 Storing documents

▶Keep this manual and all other applic-

able documents safe for future use.

2.3 Applicability of the

instructions

These instructions apply only to:

Product article number

Article

number

Gas Coun-

cil Number

HOME REGULAR

12 -A (H-GB) 0010019925 41-044-88

HOME REGULAR

15 -A (H-GB) 0010019926 41-044-89

HOME REGULAR

18 -A (H-GB) 0010019927 41-044-90

HOME REGULAR

25 -A (H-GB) 0010019928 41-044-92

HOME REGULAR

30 -A (H-GB) 0010019929 41-044-93

3 Product description

3.1 CE label

The CE label shows that the products

comply with the basic requirements of the

applicable directives as stated on the iden-

tification plate.

The declaration of conformity can be

viewed at the manufacturer's site.

3.2 Information on the

identification plate

The identification plate is mounted on the

underside of the product in the factory.

The identification plate keeps record of

the country in which the product is to be

installed.

Information

on the identi-

fication plate

Meaning

Barcode with serial number

Serial number For quality control purposes;

3rd and 4th digits = year of

production

For quality control purposes;

5th and 6th digits = week of

production

For identification purposes;

7th to 16th digits = product

article number

For quality control purposes;

17th to 20th digits = place of

manufacture

HOME REGU-

LAR

Product description

2H, G20 -

20 mbar

(2 kPa)

Factory setting for type of

gas and gas connection

pressure

Cat. Approved gas category

Condensing

technology

Efficiency class of the boiler

in accordance with EC Dir-

ective 92/42/EEC

Type: Xx3(x) Permissible flue gas connec-

tions

PMS Maximum water pressure in

heating mode

PMW Maximum water pressure in

hot water handling mode

V/Hz Electric connection

W Max. electrical power con-

sumption

IP Level of protection

Heating mode

Product description 3

0020224339_00 HOME Operating instructions 7

Information

on the identi-

fication plate

Meaning

Pn Nominal heat output range

in heating mode

Pnc Nominal heat output range

in heating mode (condensing

technology)

P Nominal heat output range

in hot water handling mode

Qn Nominal heating load range

in heating mode

Qnw Nominal heating load range

in hot water handling mode

Tmax. Max. flow temperature

NOx NOx class for the product

Code (DSN) Specific product code

→"CE label" section

Read the instructions.

→"Recycling and disposal"

section

GC no. Gas council number

3.3 Design of the product

1 Control elements

3.4 Overview of the operator

control elements

1 Display

2button

3button

4button

5 Fault clearance

key

3.4.1 Description of the display

1 Operating in-

formation

2 Active operating

mode, selecting

and confirming

the operating

mode

3 Additional in-

formation

Symbol Meaning

Burner operating correctly

–Burner on

DHW mode

–Permanently on: Hot wa-

ter activated

–Flashing: Burner on in

draw-off mode

Display flashing:

–Switching on the product

–Fault

Setting confirmed

4 Operation

8Operating instructions HOME 0020224339_00

Symbol Meaning

/Fault in the product

–Appears instead of the

basic display.

OFF –Appears when switching

the product to standby

mode.

3.4.2 Description of button

functions

Button Meaning

–Selecting the operating mode

–Confirm the operating mode

–Confirm setting

–Increase the display contrast

or –Setting the hot water temperat-

ure

–Setting the heating flow tem-

perature

–Increase or decrease the selec-

ted setting

–Increase the display contrast

–Activate the product: On/off

(standby)

–Reset the product

Adjustable values flash on the display.

You must confirm any change to a value.

Only then is the new setting saved.

If you do not press any buttons for five

seconds, the displays switches back to

the basic display.

If you do not press any buttons for one

minute, the display contrast decreases.

3.5 Operating levels

The product has two operating levels.

–Operator operating level: This provides

access to the most important informa-

tion and setting options that do not re-

quire any particular prior knowledge.

–Operating level for competent persons

only: This is protected by an access

code.

4 Operation

4.1 Starting up the product

4.1.1 Opening the isolator devices

1. Ask the competent person who in-

stalled the product to explain to you

where these isolator devices are loc-

ated and how to handle them.

2. Open the gas isolator cock fully.

3. Check that the heating installation flow

and return service valves are open, if

such service valves are installed.

4.1.2 Switching on the product

▶Switch on the product via the main

switch installed on-site.

4.2 Basic display

The operating mode is displayed on the

basic display.

You can switch back to the basic display

by:

–Not pressing any button for longer than

5 seconds.

As soon as there is a fault message, the

basic display switches to the fault code.

4.3 Selecting the operating mode

Note

The unit is always activated with

the preselected operating mode.

Operation 4

0020224339_00 HOME Operating instructions 9

▶Press repeatedly until the display

shows the required operating mode.

Symbol Operating mode

Heating + hot water

Heating only

Hot water only

‒No requirement

4.4 Setting the hot water

temperature

Applicability: Domestic hot water cylinder

Conditions: The temperature is controlled via the

domestic hot water cylinder's thermostat.

▶Set the hot water temperature on the

controller.

Note

If you press the or but-

ton, the display shows the

symbol.

Conditions: The temperature is controlled via the

domestic hot water cylinder's temperature sensor.

▶Set the hot water temperature on the

controller.

4.5 Setting the heating flow

temperature

Conditions: Temperature controlled by the boiler,

with heating mode activated

▶Set the heating flow temperature on the

boiler (→Page 9).

Note

The competent person may

have adjusted the maximum

possible temperature.

Conditions: Temperature controlled by the control-

ler, with heating mode activated

▶Set the maximum heating flow temper-

ature on the boiler (→Page 9).

▶Set the room temperature on the con-

troller.

◁The actual heating flow temperature

is set automatically by the controller.

Conditions: Outside temperature sensor connected

to the boiler, with heating mode activated

▶When you press the , or but-

ton.

◁The display shows the heating flow

temperature calculated by the boiler.

◁The actual heating flow temperature

is set automatically by the boiler.

4.6 Product settings

Note

The sequence in which the avail-

able settings are shown depends

on the operating mode selected.

If the Domestic hot water + Heat-

ing operating mode is selected,

the hot water temperature must be

confirmed in order to set the flow

temperature of the heating.

1. Press the or button to set the tem-

perature.

2. Press the button to confirm.

4.7 Switching the product to

standby mode

▶Press the button for less than three

seconds.

◁Once the requirement currently in

use has finished, the display will

show OFF and go out.

◁The product is now in standby mode.

◁The product's frost protection func-

tion is activated.

5 Troubleshooting

10 Operating instructions HOME 0020224339_00

◁The main power supply is not inter-

rupted. The product continues to be

supplied with power.

5 Troubleshooting

5.1 Detecting and rectifying faults

▶If problems occur whilst operating the

product, you can carry out certain self-

checks with the aid of the table in the

appendix.

Troubleshooting (→Page 12)

▶If the product still does not function

without problems after the checks have

been carried out using the table, con-

tact your competent person to rectify

the problem.

5.2 Fault codes in the display

Fault codes have priority over all other dis-

plays. If several faults occur at the same

time, the corresponding codes are dis-

played alternately for two seconds each.

▶If your product displays a fault code

(F.xx), contact a competent person.

6 Care and maintenance

6.1 Maintenance

An annual inspection of the product carried

out by a competent person is a prerequis-

ite for ensuring that the product is perman-

ently ready and safe for operation, reliable,

and has a long working life.

6.2 Caring for the product

Caution.

Risk of material damage

caused by unsuitable clean-

ing agents.

▶Do not use sprays, scouring

agents, detergents, solvents

or cleaning agents that con-

tain chlorine.

▶Clean the casing with a damp cloth and

a little solvent-free soap.

6.3 Checking the condensate

drain pipework and tundish

The condensate drain pipework and tun-

dish must always be penetrable.

▶Regularly check the condensate drain

pipework and tundish for faults and,

particularly, for blockages.

You must not be able to see or feel any

obstructions in the condensate drain pipe-

work and tundish.

▶If you notice a fault, have it rectified by

a competent person.

7 Decommissioning

7.1 Temporarily decommissioning

the product

▶Temporarily decommission the product

only if there is no risk of frost.

▶Switch off the product via the main

switch provided on-site.

◁The display goes out.

▶When decommissioning the product for

an extended period (e.g. holiday), also

close the gas isolator cock.

7.2 Permanently

decommissioning the product

▶Have a competent person permanently

decommission the product.

8 Recycling and disposal

▶The competent person who installed

your product is responsible for the dis-

posal of the packaging.

If the product is identified with this

symbol:

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