DeDietrich MCR 24 Manuale utente

Vivadens EN

Wall-hung gas condensing boilers

MCR 24/28 BIC

User Guide

300024112-001-01

Contents

1 Introduction ................................................................................................4

1.1 Symbols used .......................................................4

1.2 Abbreviations ........................................................4

1.3 General ..................................................................4

1.3.1 Manufacturer’s liability .............................................4

1.3.2 Installer’s liability .....................................................5

1.3.3 User’s liability ..........................................................5

1.4 Homologations ......................................................6

1.4.1 Certifications ...........................................................6

2Safety instructions and recommendations ..............................................7

2.1 Safety instructions ...............................................7

2.2 Recommendations ................................................8

3Description ..................................................................................................9

3.1 General description ..............................................9

3.2 Control panel .........................................................9

4Operating the appliance ..........................................................................11

4.1 Starting and stopping the boiler .......................11

4.1.1 Start the boiler .......................................................11

4.1.2 Stopping the boiler ................................................12

4.2 Changing the settings ........................................13

4.2.1 Changing the heating temperature ........................13

4.2.2 Modifying the comfort setting (ECO) .....................13

4.2.3 Stopping the central heating or activating the Summer

mode .....................................................................14

4.2.4 Changing the domestic hot water

temperature ...........................................................15

4.2.5 Stopping domestic hot water production ...............16

4.2.6 Other settings ........................................................16

4.3 Prolonged absence .............................................17

4.3.1 Installation shutdown .............................................17

4.3.2 Turning on the antifreeze function .........................17

1170513 - 300024112-001-01

4.4 Reading out measured values ...........................18

5 Checking and maintenance .....................................................................19

5.1 General instructions ...........................................19

5.2 Periodic checks ..................................................19

5.3 Filling the system ...............................................20

5.4 Bleeding the heating system .............................21

6 Troubleshooting .......................................................................................24

6.1 Error codes ..........................................................24

6.1.1 e01 - e02 - e07 - e09 ......................24

6.1.2 e04 ...................................................................24

6.1.3 Other error codes ..................................................24

6.1.4 Before contacting the installer ...............................25

6.2 Incidents and solutions ......................................25

7 Technical specifications ..........................................................................27

7.1 Technical specifications ....................................27

8 Energy savings .........................................................................................29

8.1 Energy savings ...................................................29

8.1.1 Energy-saving advice ............................................29

8.1.2 Room thermostat and settings ..............................29

9 Warranty ....................................................................................................31

9.1 General ................................................................31

9.2 Warranty terms ...................................................31

Contents

2170513 - 300024112-001-01

3170513 - 300024112-001-01

1 Introduction

1.1 Symbols used

In these instructions, various danger levels are employed to draw the

user’s attention to particular information. In so doing, we wish to

safeguard the user’s safety, obviate hazards and guarantee correct

operation of the appliance.

DANGER

Risk of a dangerous situation causing serious physical

injury.

WARNING

Risk of a dangerous situation causing slight physical

injury.

CAUTION

Risk of material damage.

Signals important information.

¼Signals a referral to other instructions or other pages in the

instructions.

1.2 Abbreviations

4DHW: Domestic hot water.

4IRC: Interactive remote control.

4CRC: Communicating remote controller.

4Hi: Lower heating value LHV (Nett).

4Hs: Higher heating value HHV (Gross).

1.3 General

1.3.1. Manufacturer’s liability

Our products are manufactured in compliance with the requirements

of the various applicable European Directives. They are therefore

delivered with [ marking and all relevant documentation.

MCR 24/28 BIC 1. Introduction

170513 - 300024112-001-01 4

In the interest of customers, we are continuously endeavouring to

make improvements in product quality. All the specifications stated in

this document are therefore subject to change without notice.

Our liability as the manufacturer may not be invoked in the following

cases:

4Failure to abide by the instructions on using the appliance.

4Faulty or insufficient maintenance of the appliance.

4Failure to abide by the instructions on installing the appliance.

1.3.2. Installer’s liability

The installer is responsible for the installation and inital start up of the

appliance. The installer must respect the following instructions:

4Read and follow the instructions given in the manuals provided

with the appliance.

4Carry out installation in compliance with the prevailing legislation

and standards.

4Perform the initial start up and carry out any checks necessary.

4Explain the installation to the user.

4If a maintenance is necessary, warn the user of the obligation to

check the appliance and maintain it in good working order.

4Give all the instruction manuals to the user.

1.3.3. User’s liability

To guarantee optimum operation of the appliance, the user must

respect the following instructions:

4Read and follow the instructions given in the manuals provided

with the appliance.

4Call on qualified professionals to carry out installation and initial

start up.

4Get your installer to explain your installation to you.

4Have the required checks and services done.

4Keep the instruction manuals in good condition close to the

appliance.

This appliance is not intended to be used by persons (including

children) whose physcial, sensory or mental capacity is impaired or

persons with no experience or knowledge, unless they have the

benefit, through the intermediary of a person responsible for their

safety, of supervision or prior instructions regarding use of the

appliance. Care should be taken to ensure that children do not play

with the appliance.

To prevent hazardous situations from arising, if the mains lead is

damaged it must be replaced by the original manufacturer, the

manufacturer’s dealer or another suitably skilled person.

1. Introduction MCR 24/28 BIC

5170513 - 300024112-001-01

1.4 Homologations

1.4.1. Certifications

CE identification no PIN 0063BQ3009

NOx < 60 mg/kWh

MCR 24/28 BIC 1. Introduction

170513 - 300024112-001-01 6

2 Safety instructions and

recommendations

2.1 Safety instructions

DANGER

If you smell gas:

1. Do not use a naked flame, do not smoke, do not

operate electrical contacts or switches ( doorbell,

light, motor, lift, etc..).

2. Shut off the gas supply.

3. Open the windows.

4. Evacuate the premises.

5. Call your fitter.

DANGER

If you smell flue gases:

1. Switch the appliance off.

2. Open the windows.

3. Evacuate the premises.

4. Call your fitter.

WARNING

Depending on the settings of the appliance:

4The temperature of the flue gas conduits may exceed

60°C.

4The temperature of the radiators may reach 85°C.

4The temperature of the domestic hot water may reach

65°C.

CAUTION

Do not neglect to service the appliance:

4For completely safe and optimum operation, you

must have your boiler regularly serviced by an

approved installer.

2. Safety instructions and recommendations MCR 24/28 BIC

7170513 - 300024112-001-01

2.2 Recommendations

WARNING

Only qualified professionals are authorised to work on the

appliance and the installation.

4Regularly check the water pressure in the installation (minimum

pressure 0,8 bar, recommended pressure between 1,5 and 2,0

bar).

4Keep the appliance accessible at all times.

4Never remove or cover labels and rating plates affixed to the

appliance. Labels and rating plates must be legible throughout the

entire lifetime of the appliance.

4The appliance should be on Summer or Antrifreeze mode rather

than switched off to guarantee the following functions:

-Anti blocking of pumps

-Antifreeze protection

MCR 24/28 BIC 2. Safety instructions and recommendations

170513 - 300024112-001-01 8

3 Description

3.1 General description

Wall-hung gas condensing boilers

4Heating and domestic hot water production with integrated DHW

tank.

4High efficiency heating.

4Low pollutant emissions.

4Installation and connection facilitated by the mounting frame

delivered with the appliance.

4Flue gas discharge via a forced flue, chimney, bi-flow or 3CE type

connection.

3.2 Control panel

AMenu key

BDisplay

CMain ON/OFF switch

DPressure gauge

ESweep key

F( or RESET key

GHeating temperature key or -

HDHW temperature key or +

JSERVICE or U key

3. Description MCR 24/28 BIC

9170513 - 300024112-001-01

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