DeDietrich MCA 45 - Installation And Service Manual

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Innovens Pro

Wall-hung gas condensing boilers

MCA 45 - 65 - 90 - 115

Installation and

Service Manual

300024827-001-01

Main Page

Default Chapter2
- Eg Declaration of Conformity2
- Table of Contents3
Introduction8
Symbols Used8
Abbreviations8
General9
- Manufacturer's Liability9
- Installer's Liability9
- User's Liability9
Homologations10
- Certifications10
- Equipment Categories10
- Additional Directives10
- Factory Test11
Safety Instructions and Recommendations12
Safety Instructions12
Recommendations12
Technical Description14
General Description14
Main Parts14
Operating Principle14
- Shunt Pump14
- System in Cascade15
- Calorifier Connection15
- Water Flow Rate15
Technical Specifications15
- Sensor Characteristics17
Installation18
Regulations Governing Installation18
Package List18
- Standard Delivery18
- Accessories18
Choice of the Location20
- Data Plate20
- Location of the Boiler20
- Ventilation21
- Main Dimensions22
Positioning the Boiler23
Hydraulic Connections24
- Flushing the System24
- Connection of the Heating Circuit24
- Connecting the Expansion Vessel25
- Connecting the Condensate Discharge Pipe26
Gas Connection26
Flue Gas System Connections27
- Classification27
- Lengths of the Air/Flue Gas Pipes28
- Additional Directives29
Installing the Outside Sensor30
- Choice of the Location30
- Connecting the Outside Sensor31
Electrical Connections31
- Control Unit31
- Recommendations32
- Fitting and Connecting the Control Panel33
- Position of the Pcbs33
- Accessing the Connection Terminal Blocks34
- Connecting the Pump35
- Connecting a Direct Heating Circuit37
- Connecting a Direct Heating Circuit and a Domestic Hot Water Tank38
- Connecting Two Circuits and a Domestic Hot Water Tank40
- Hot Water Storage Tank Connection41
- Pool Connection47
- Connecting a Mixed Tank49
- Connecting the Options50
- Connection in Cascade52
4.10 Electrical Diagram54
4.11 Filling the System55
- Water Treatment55
- Filling the Siphon56
- Filling the System56
Commissioning - DIEMATIC Isystem57
Control Panel57
- Description of the Keys57
- Description of the Display58
  - Operating Modes59
  - System Pressure60
- Access to the Various Browsing Levels61
- Browsing in the Menus62
Check Points before Commissioning63
- Preparing the Boiler for Commissioning63
- Gas Circuit64
- Hydraulic Circuit64
- Electrical Connections64
Commissioning the Boiler64
Gas Settings66
- Adapting to Another Gas Type66
- Setting the Air/Gas Ratio (Full Load)67
- Setting the Air/Gas Ratio (Part Load)68
Checks and Adjustments after Commissioning69
- Displaying the Parameters in Extended Mode69
- Setting the Parameters Specific to the Installation70
- Naming the Circuits and Generators74
- Setting the Heating Curve75
- Finalizing Work77
Reading out Measured Values78
Changing the Settings79
- Language Selection79
- Calibrating the Sensors79
- Professional Settings81
- Configuring the Network88
- Return to the Factory Settings91
Commissioning - Inicontrol93
Control Panel93
- Description of the Keys93
- Description of the Display94
Check Points before Commissioning95
- Preparing the Boiler for Commissioning95
- Gas Circuit96
- Hydraulic Circuit96
- Electrical Connections96
Putting the Appliance into Operation97
Gas Settings98
- Adapting to Another Gas Type98
- Setting the Air/Gas Ratio (Full Load)98
- Setting the Air/Gas Ratio (Part Load)99
Checks and Adjustments after Commissioning100
- Setting the Heating Curve100
- Finalizing Work101
Reading out Measured Values102
- Readout from the Hour Counter and Percentage of Successful Starts104
- Status and Sub-Status104
Changing the Settings105
- Parameter Descriptions105
- Modification of the Installer-Level Parameters109
- Setting the Maximum Heat Input for Central Heating Operation109
- Return to the Factory Settings Reset Param110
- Carrying out an Auto-Detect111
Switching off the Boiler - DIEMATIC Isystem112
Installation Shutdown112
Frost Protection112
Switching off the Boiler - Inicontrol113
Installation Shutdown113
Frost Protection113
Checking and Maintenance114
General Instructions114
Chimney Sweep Instructions114
- DIEMATIC Isystem Control Panel114
- Inicontrol Control Panel115
Customising Maintenance115
- Maintenance Message116
- Contact Details of the Professional for after Sales Support117
Standard Inspection and Maintenance Operations117
- Checking the Hydraulic Pressure118
- Checking the Ionization Current118
- Checking the Tightness of the Flue Gas Evacuation and Air Inlet Connections118
- Checking Combustion118
- Checking the Automatic Air Vent120
- Checking the Siphon120
- Checking the Burner and Cleaning the Heat Exchanger121
Specific Maintenance Operations122
- Inspection of the Ignition Electrode122
- Replacing the Non-Return Valve123
- Assembling the Boiler123
10 Troubleshooting124
10.1 Anti-Hunting124
Messages (Code Type Bxx or MXX)124
10.3 Message History127
- DIEMATIC Isystem Control Panel127
- Inicontrol Control Panel128
Faults (Code Type Lxx or DXX)129
- DIEMATIC Isystem Control Panel130
- Inicontrol Control Panel130
- List of Faults130
- Deletion of Sensors from the Memory in the PCB138
10.5 Failure History139
- DIEMATIC Isystem Control Panel139
- Inicontrol Control Panel140
Parameter and Input/Output Check (Mode Tests)140
- DIEMATIC Isystem Control Panel140
- Inicontrol Control Panel143
- Control System Sequence143
Spare Parts145
11.1 General145
- Casing146
- Heat Exchanger and Burner - MCA 45147
- Heat Exchanger and Burner - MCA 65148
- Heat Exchanger and Burner - MCA 90/115149
- Fan - MCA 45/65150
- Fan - MCA 90151
- Fan - MCA 115152
- Control Panel153
- Spare Parts List154

DeDietrich MCA 45 - Installation And Service Manual

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