1. Manuals
  2. Brands
  3. DeDietrich Manuals
  4. Boiler
  5. MCA 45
  6. User manual

DeDietrich MCA 45 User Manual

Hide thumbs Also See for MCA 45:
Table of Contents

Advertisement

Quick Links

See also: Installation and Servicing Manual
Innovens Pro
EN
MCA 45 - 65 - 90 - 115

User Guide

300024828-001-A

Advertisement

Table of Contents
loading

Related Manuals for DeDietrich MCA 45

Summary of Contents for DeDietrich MCA 45

  • Page 1: User Guide

    Innovens Pro MCA 45 - 65 - 90 - 115 User Guide 300024828-001-A...

  • Page 2: Table Of Contents

    Contents Introduction ....................4 Used symbols ............4 Abbreviations ............4 General ..............5 1.3.1 Manufacturer's liability ..........5 1.3.2 Installer's liability .............5 1.3.3 User's liability ............5 Certifications ............6 Safety instructions and recommendations ..........7 Safety instructions ..........7 Recommendations ..........8 Description ....................9 Operating principle ..........9 3.1.1 Gas/air setting ............9 3.1.2 Combustion .............9...
  • Page 3 Contents 4.3.8 Setting an annual clock .........25 Installation shutdown .........27 Frost protection ..........28 Operating the appliance - IniControl ............29 Putting the appliance into operation ....29 Reading out measured values ......29 Changing the settings ........30 5.3.1 Description of the parameters .......30 5.3.2 Modification of the user-level parameters .....31 5.3.3...
  • Page 4 Technical characteristics ................50 Technical characteristics ........50 Energy savings ..................51 Energy-saving advice .........51 Recommendations ..........51 Warranty ....................52 10.1 General ..............52 10.2 Warranty terms ...........52 06/09/2010 - 300024828-001-A...

  • Page 5: Introduction

    MCA 45 - 65 - 90 - 115 1. Introduction Introduction Used symbols 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.

  • Page 6: General

    1. Introduction MCA 45 - 65 - 90 - 115 General 1.3.1. Manufacturer's liability Our products are manufactured in compliance with the requirements of the various european applicable Directives. They are therefore delivered with [ marking and all relevant documentation.

  • Page 7: Certifications

    MCA 45 - 65 - 90 - 115 1. Introduction 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...

  • Page 8: Safety Instructions And Recommendations

    2. Safety instructions and recommendations MCA 45 - 65 - 90 - 115 Safety instructions and recommendations Safety instructions DANGER If you smell gas: Do not use a naked flame, do not smoke, do not operate electrical contacts or switches ( doorbell, light, motor, lift, etc..).

  • Page 9: Recommendations

    MCA 45 - 65 - 90 - 115 2. Safety instructions and recommendations Recommendations WARNING Only qualified professionals are authorised to work on the appliance and the instalation. 4 Regularly check the water pressure in the installation (minimum pressure 0,8 bar, recommended pressure between 1,5 and 2 bar).

  • Page 10: Description

    3. Description MCA 45 - 65 - 90 - 115 Description Operating principle 3.1.1. Gas/air setting The casing fitted to the boiler is also used as an air box. Air is sucked in by the fan and gas injected into the venturi by the fan intake. The...

  • Page 11: Main Parts

    MCA 45 - 65 - 90 - 115 3. Description Main parts Flue gas outlet / Air intake Casing/air box Heat exchanger (Central heating) Outlet for measuring combustion gases Ignition/ionization electrode Mixer pipe Combined venturi and gas valve unit Áir intake silencer...

  • Page 12: Description Of The Display

    3. Description MCA 45 - 65 - 90 - 115 Keys on which the function varies as and when selections are made Rotary setting button: Turn the rotary button to scroll through the menus or modify a value Press the rotary button to access the menu selected or confirm a value modification 3.3.2.

  • Page 13: Operating Modes

    MCA 45 - 65 - 90 - 115 3. Description n Operating modes Summer mode: The heating is off. Domestic hot water continues to be produced WINTER mode: Heating and domestic hot water working < AUTO Operation in automatic mode according to the timer...

  • Page 14: Browsing In The Menus

    3. Description MCA 45 - 65 - 90 - 115 n Domestic Hot Water override A bar is displayed when a DHW override is activated: Flashing bar: Temporary override Steady bar: Permanent override < AUTO n Other information The symbol is displayed when domestic hot water...

  • Page 15: Control Panel Inicontrol

    MCA 45 - 65 - 90 - 115 3. Description 5. To modify the parameter, turn the rotary button. 6. To confirm, press the rotary button. CURRENT PROG.C "Choice of the timeprogram applied C" To cancel, press key h .

  • Page 16: Description Of The Display

    3. Description MCA 45 - 65 - 90 - 115 f [Menu] keys Press keys C and D simultaneously 3.4.2. Description of the display n Key functions Back to the previous level without saving the modifications made SERVICE °C°Fh Manual reset barPsi °C...
  • Page 17 MCA 45 - 65 - 90 - 115 3. Description n Flame output level Low output level 0 - 25 % SERVICE Average output level 25 - 50 % °C°Fh High output level 50 - 75 % barPsi °C % rpm...

  • Page 18: Operating The Appliance - Diematic Isystem

    4. Operating the appliance - DIEMATIC iSystem MCA 45 - 65 - 90 - 115 Operating the appliance - DIEMATIC iSystem Putting the appliance into operation 1. Check the water pressure in the installation shown on the control panel display.
  • Page 19 MCA 45 - 65 - 90 - 115 4. Operating the appliance - DIEMATIC iSystem "User" level - #MEASURES menu Parameter Description Unit Outside temperature °C OUTSIDE TEMP. Room temperature of circuit A °C ROOMTEMP. A Room temperature of circuit B °C...

  • Page 20: Changing The Settings

    4. Operating the appliance - DIEMATIC iSystem MCA 45 - 65 - 90 - 115 Changing the settings 4.3.1. Setting the set point temperatures To set the various heating, DHW and swimming pool temperatures, proceed as follows: 1. Press the C key.

  • Page 21: Selecting The Operating Mode

    MCA 45 - 65 - 90 - 115 4. Operating the appliance - DIEMATIC iSystem 4.3.2. Selecting the operating mode To select an operating mode, proceed as follows: 1. Press the MODE key. 2. To select the desired parameter, turn the rotary button.

  • Page 22: Forcing Domestic Hot Water Production

    4. Operating the appliance - DIEMATIC iSystem MCA 45 - 65 - 90 - 115 4.3.3. Forcing domestic hot water production To force domestic hot water production, proceed as follows: 1. Press the r key. 2. To select the desired parameter, turn the rotary button.

  • Page 23: Setting The Time And Date

    MCA 45 - 65 - 90 - 115 4. Operating the appliance - DIEMATIC iSystem 4.3.5. Setting the time and date 1. To access "user" level: Press the > key. 2. To select the #TIME .DAY menu. SUNDAY 11:45 Turn the rotary button to scroll through the menus or modify a value.

  • Page 24: Customising A Timer Programme

    4. Operating the appliance - DIEMATIC iSystem MCA 45 - 65 - 90 - 115 4. Assign the desired timer programme (P1 to P4) to the circuit with the rotary button. 4.3.7. Customising a timer programme 1. To access "user" level: Press the > key.
  • Page 25 MCA 45 - 65 - 90 - 115 4. Operating the appliance - DIEMATIC iSystem 8. To define the timer ranges for the comfort mode and reduced mode: 06:00 Turn the rotary button to the left until 0:00 is displayed. The first segment of the graphic bar for the timer programme flashes.

  • Page 26: Setting An Annual Clock

    4. Operating the appliance - DIEMATIC iSystem MCA 45 - 65 - 90 - 115 "User" level - #TIME PROGRAM menu Comfort periods / Filling enabled: P2 _______________ P3 _______________ P4 _______________ _______________ Monday TIME PROG.AUX Tuesday Wednesday Thursday Friday...
  • Page 27 MCA 45 - 65 - 90 - 115 4. Operating the appliance - DIEMATIC iSystem Annual programme (Factory setting) Stop no. Circuit concerned Start date End date 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01...

  • Page 28: Installation Shutdown

    4. Operating the appliance - DIEMATIC iSystem MCA 45 - 65 - 90 - 115 "User" level - #ANNUAL PROG menu Description Factory Adjustment range setting Selection of the circuit stopped OFF STOP N 5: OFF, A, B, AB, C, AC, BC, ABC, SU, A...

  • Page 29: Frost Protection

    MCA 45 - 65 - 90 - 115 4. Operating the appliance - DIEMATIC iSystem Frost protection CAUTION The anitfreeze protection does not function if the boiler is switched off. The integrated protection system only protects the boiler, not the installation. To protect the installation, set the appliance to HOLIDAYS mode.

  • Page 30: Operating The Appliance - Inicontrol

    5. Operating the appliance - IniControl MCA 45 - 65 - 90 - 115 Operating the appliance - IniControl Putting the appliance into operation 1. Check the water pressure in the installation shown on the control panel display. If the water pressure is lower than 0,8 bar, more water should be added.

  • Page 31: Changing The Settings

    MCA 45 - 65 - 90 - 115 5. Operating the appliance - IniControl The current values can be read as follows: 1. Press the two f keys simultaneously. The symbol Q flashes. 2. Confirm using key S . 5t is displayed, alternating with the current status 3 (for example).

  • Page 32: Modification Of The User-Level Parameters

    5. Operating the appliance - IniControl MCA 45 - 65 - 90 - 115 Parameter Description Adjustment range Factory setting 45 65 90 115 Display screen Do not modify Post-circulation of the boiler pump connected to the PCU 1 to 98 minutes...

  • Page 33: Setting The Manual Mode

    MCA 45 - 65 - 90 - 115 5. Operating the appliance - IniControl 5.3.3. Setting the manual mode In some cases it may be necessary to switch the boiler to manual operation, For example, if the controller has not yet been connected.

  • Page 34: Installation Shutdown

    5. Operating the appliance - IniControl MCA 45 - 65 - 90 - 115 1. Press the r key 1 time. 2. The symbol r and the current temperature are displayed (the temperature flashes, e.g. 60 °C). 3. Change the value by pressing the [-] or [+] key. In this example using key [-] to 55 °C.

  • Page 35: Checking And Maintenance

    MCA 45 - 65 - 90 - 115 6. Checking and maintenance Checking and maintenance General instructions The boiler does not require a lot of maintenance. Nevertheless, we recommend having the boiler inspected and serviced at regular intervals. 4 Maintenance and cleaning of the boiler must be carried out at least once a year by a qualified technician.

  • Page 36: Filling The System

    6. Checking and maintenance MCA 45 - 65 - 90 - 115 4 Carry out a visual check for the presence of any water leaks. T001507-B 4 Open and close the radiator valves several times a year (this prevents the valves from seizing up).
  • Page 37 MCA 45 - 65 - 90 - 115 6. Checking and maintenance 5. To fill with water, use a filling tube with two tap connections, a rag and a bleed key. T000845-A 6. Connect the filling tube to a (cold) water tap.
  • Page 38 6. Checking and maintenance MCA 45 - 65 - 90 - 115 9. Attach the tube to the filling/draw-off valve. Firmly tighten the nut on the filling tube. T000849-A 10.Open the filling/draw-off valve on the heating system. 11.Open the running water tap.

  • Page 39: Bleeding The Heating System

    MCA 45 - 65 - 90 - 115 6. Checking and maintenance Bleeding the heating system It is essential that you bleed any air in the calorifier, the conduits or the taps to prevent the annoying noises likely to be produced during heating or when tapping water.
  • Page 40 6. Checking and maintenance MCA 45 - 65 - 90 - 115 7. Open the bleed connection using the bleed key provided whilst keeping a rag pressed against the connection. T000217-A 8. Wait until water comes out of the bleed valve and then close the bleed connection.

  • Page 41: Draining The Installation

    MCA 45 - 65 - 90 - 115 6. Checking and maintenance Draining the installation It may become necessary to empty the water from the heating system when the radiators have to be replaced, should there be a major water leak or a risk of frost.

  • Page 42: Troubleshooting

    7. Troubleshooting MCA 45 - 65 - 90 - 115 Troubleshooting Anti-hunting This display only concerns boilers with the DIEMATIC iSystem control panel. When the boiler is in "Anti-short-cycle" operating mode, the symbol "?" flashes. This is a normal operating mode. When the restart temperature is reached, operation will be guaranteed.
  • Page 43 MCA 45 - 65 - 90 - 115 7. Troubleshooting Code Messages Description Checking / solution BL.DT OUTL RET. Maximum difference between the The water flow in the installation is insufficient flow and return temperature Check the circulation (direction, pump, valves)

  • Page 44: Faults (Code Type Lxx Or Dxx)

    7. Troubleshooting MCA 45 - 65 - 90 - 115 Code Messages Description Checking / solution No flame during operation No ionization current BL.FLAME LOS Check that the gas valve is fully opened Contact the professional who takes care of maintenance of...

  • Page 45: Control Panel Diematic Isystem

    MCA 45 - 65 - 90 - 115 7. Troubleshooting 7.3.1. Control panel DIEMATIC iSystem 1. Make a note of the code displayed. The code is important for the correct and rapid diagnosis of the type of failure and for any technical assistance that may be SUNDAY 11:45 needed.
  • Page 46 7. Troubleshooting MCA 45 - 65 - 90 - 115 Code Faults Cause Description Checking / solution of the error The boiler flow sensor is on an open Bad connection DEF.OUTLET S. circuit Sensor fault Contact the professional who takes care of...
  • Page 47 MCA 45 - 65 - 90 - 115 7. Troubleshooting Code Faults Cause Description Checking / solution of the error Difference between the flow and Bad connection DEP-RET<MIN return temperatures insufficient Sensor fault Contact the professional who takes care of...
  • Page 48 7. Troubleshooting MCA 45 - 65 - 90 - 115 Code Faults Cause Description Checking / solution of the error The fan is not running at the right Bad connection FAN FAILURE speed Fan defective Contact the professional who takes care of...
  • Page 49 MCA 45 - 65 - 90 - 115 7. Troubleshooting Code Faults Cause Description Checking / solution of the error Fault external sensor Bad connection OUTSI.S.FAIL. Sensor fault Remarks: The boiler operates on BOILER Contact the professional who takes care of MAX temperature.
  • Page 50 7. Troubleshooting MCA 45 - 65 - 90 - 115 Code Faults Cause Description Checking / solution of the error Communication failure between the The V3V module is switched off IOBL.3WV B DEF SCU PCB and the V3V module The V3V module and the SCU PCB are not...

  • Page 51: Technical Characteristics

    MCA 45 - 65 - 90 - 115 8. Technical characteristics Technical characteristics Technical characteristics Boiler type MCA 45 MCA 65 MCA 90 MCA 115 General Flow rate setting Adjustable Modulating, Start/Stop, 0 - 10 V minimum-maximum kW 8,0 - 40,0 12,0 - 61,0 14,1 - 84,2 16,6 - 107,0 Nominal output (Pn) Heating System (80/60 °C)

  • Page 52: Energy Savings

    9. Energy savings MCA 45 - 65 - 90 - 115 Energy savings Energy-saving advice 4 Keep the room in which the boiler is installed well ventilated. 4 Do not block ventilation outlets. 4 Do not cover the radiators. Do not hang curtains in front of the radiators.

  • Page 53: 10 Warranty

    MCA 45 - 65 - 90 - 115 10. Warranty 10 Warranty 10.1 General You have just purchased one of our appliances and we thank you for the trust you have placed in our products. Please note that your appliance will provide good service for a longer period of time if it is regularly checked and maintained.
  • Page 56 T000249-B © Copyright All technical and technological information contained in these technical instructions, as well as any drawings and technical descriptions supplied, remain our property and shall not be multiplied without our prior consent in writing. 06/09/2010 DE DIETRICH THERMIQUE 57, rue de la Gare F- 67580 MERTZWILLER - BP 30...

This manual is also suitable for:

Mca 65Mca 115Mca 90

Table of Contents