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Summary of Contents for Gruppo Imar Thea 65 MN Kondens
- Page 1 G20 ENGINEERING A brand by Kondens Wall-mounted condensing boiler INSTALLATION, COMMISSIONING, USE AND MAINTENANCE MANUAL ITALIAN DESIGN...
- Page 3 THEA 65 MN KONDENS MANUAL 08/2017 VERSION - REV.2...
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Page 4: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS General requirements -Connection to the electrical system 20 -General information -Combustion gas evacuation system 21 -Description of the boiler -Air intake and combustion gas -Components evacuation system: important -Interface description information -Main menu Adjustment and maintenance -Page 2-Operation -General maintenance operations -Page 2-Operation-Season select... -
Page 5: Description Of The Boiler
The boiler includes a PCB with microprocessor required. to manage the system in such a way as to Pict. 1 COMPONENTS Pict. 2 THEA 65 MN Kondens 1) IGNITER 2) DOUBLE HEATING/SAFETY SENSOR 3) - 4) HEAT EXCHANGER 5) PRESSURE TRANSMITTER... -
Page 6: Interface Description
IGNITION Turn on the boiler’s electrical supply at the Pict. 3 switch, which must be installed on the power supply line to the boiler. The LCD display (with blue backlight) will turn on immediately, showing the two-digit software version number loaded on the microprocessor for a few seconds, while an automatic check is performed on the conditions of the system and installed devices. - Page 7 “STAND-BY” MAIN MENU When the boiler is turned on, two operating Pict. 4.1 modes are possible. These ones constitute the MAIN MENU from which it is possible to set any operating mode required or view the boiler status at any time. The characteristics of the possible options for each of the MAIN MENU pages are given below: Page 1 –...
- Page 8 “OPERATION” MAIN MENU The OPERATION page is the main page which is Pict. 5.1 always displayed during the normal operation of the boiler. CH Temperature In this page, the following symbols are always displayed: Central-heating only boilers Pict. 5.2 • The temperature of hot water in the CH circuit; •...
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Page 9: Operation-Season Select
PAGE 2-OPERATION-SEASON SELECTION Pict. 6 The boiler has two operating modes, which depend on the basic configuration, in response to the external temperature or the user requirements. These modes can be selected from the OPERATION page: Central-heating only boilers The season selection option is not available in central heating only boilers. -
Page 10: Information Menu
MAIN MENU: INFORMATION MENU Pict. 8 Accessing the INFORMATION MENU allows various important parameters regarding the boiler adjustments and status to be viewed, allowing the state determining its operation to be known at any time. The displayed parameters cannot be modified. Activating the INFORMATION MENU: To access the menu pages, push button 4. -
Page 11: Operation With Room
OPERATION WITH ROOM THERMOSTAT Energy savings regulations REQUIRE the boiler ASK YOUR AREA INSTALLER FOR to be connected to a room thermostat in INFORMATION ON THE INSTALLATION order to optimally regulate and maintain the A N D O P E R A T I O N O F A R O O M temperature in domestic environments. -
Page 12: Operation With Storage Tank
OPERATION WITH STORAGE TANK The boiler can manage a DHW storage tank. All the functions which allow a quick installation and a precise and efficient control of systems for producing and supplying domestic hot water are available. HYDRAULIC CONNECTION TO DHW STORAGE TANK In order to produce domestic hot water by a storage tank, it is necessary to connect the boiler primary circuit to the storage tank primary circuit. - Page 13 Pict. 10 COM. 220 VDC 3-WAYS VALVE N.O. N.C. STORAGE TANK SENSOR STORAGE TANK THERMOSTAT CONNECTION TO DHW STORAGE TANK DHW Storage with temperature control by NTC sensor The boiler is arranged to be connected to a DHW storage tank supplied with a NTC sensor for a continuous DHW temperature control.
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Page 14: Faults
FAULTS Pict. 11 All functions supported by the boiler are managed by a microprocessor-based system which, aside from allowing the system to run perfectly in order to maintain the greatest level of comfort possible, constantly monitors the functional parameters, ensuring they fall within the necessary safety interval by a wide margin, and therefore that all devices present are functioning perfectly. -
Page 15: Fault Codes Table
FAULT CODES TABLE Code Possible cause Behaviour Possible actions No communication with Check transmission line Operation in provisional mode ECOCHRONO timer thermostat Replace ECOCHRONO Check gas presence Check gas line pressure Ignition failed Boiler locked Check ignition/detection electrodes Check electronic cable Check igniter CH temperature sensor fault Boiler locked... -
Page 16: Cascade Installation Diagram
INSTALLATION OPERATING DIAGRAM COMBINATION: DOMESTIC HOT WATER + CENTRAL HEATING Pict. 13 1) Primary heat exchanger 2) Burner 3) Fan 4) Gas valve 6) Safety valve 7) Charge valve 10) Circulator unit 11) Expansion tank MANDATA RITORNO INGRESSO SCARICO RISCALDAMENTO RISCALDAMENTO ACQUA CONDENSA... -
Page 17: Wiring Diagram
ELECTRICAL WIRING DIAGRAM Pict. 15... -
Page 18: Installation
INSTALLATION Use: General requirements The boiler has been constructed according to • Installation must only be performed by the current technical standards and the most qualified and licensed personnel. They also stringent safety rules. Despite this, improper assume responsibility for correct installation, use may endanger persons and property as adjustment and commissioning. -
Page 19: Fastening The Boiler To The Wall
FASTENING THE BOILER TO THE WALL Hang the metal sheet template to the wall Pict. 16 (Pict.16), paying attention to the boiler dimensions. • Use a suitable bit to drill the holes indicated by the two wall plug symbols on the template. •... -
Page 20: Plumbing In The Boiler
PLUMBING THE BOILER IN Connect the water and central heating pipes to • Apply suitable protection to the the boiler, respecting the positions and distances drainage line – the water carried in it as indicated (Pict. 17); take particular care when may be at high temperatures. -
Page 21: Connection To The Mains Gas Supply
CONNECTION TO THE MAINS GAS SUPPLY Before connecting the boiler to the mains gas, gas meter; pipes of sufficient diameter must check that it is designed to function with the therefore be used to satisfy this requirement. available type of gas. Thoroughly flush all the gas pipes to remove any residues which could compromise correct operation of the boiler. -
Page 22: Connection To The Electrical System
CONNECTION TO THE MAINS ELECTRICAL SYSTEM For safe installation of the boiler it must also be position. correctly connected to the mains electrical • Close the rear cover and screw it closed supply in accordance with all applicable • Return the panel to its operational position regulations, and in particular it must be and reposition the lower protection. -
Page 23: Combustion Gas Evacuation System
COMBUSTION GAS EVACUATION SYSTEM: COMPATIBLE APPLICATIONS The boiler is a type B23p fan-assisted combustion gas evacuation system. device the flue must be connected to a AIR INTAKE AND COMBUSTION GAS EVACUATION SYSTEM: IMPORTANT INFORMATION FOLLOW APPLICABLE LEGISLATION AND REGULATIONS TO THE LETTER. INSTALL AIR INTAKE AND FLUE EVACUATION SYSTEMS CONFORMING TO THE SPECIFICATIONS GIVEN ON THE TECHNICAL DATA PLATE AND OBSERVE ANY LIMITATIONS ARISING FROM APPLICABLE LEGISLATION AND REGULATIONS TO THE... -
Page 24: Adjustment And Maintenance
ADJUSTMENT AND MAINTENANCE All maintenance operations MUST BE be inspected by a qualified technician at PERFORMED BY QUALIFIED PERSONNEL. the end of every heating season (winter) These operations must also be performed and whenever else it is considered necessary in full compliance with all applicable in order to keep it in optimum operating legislation and regulations. -
Page 25: Component Replacement
COMPONENTS REPLACEMENT Fig. 21 In case it is necessary to replace the fan: Disconnect the power supply Close the gas Mixer Loosen the nut of the gas supply fitting Remove the power wires Unhook the two holding pins of the fan Rear Prong from the burner plate by turning them Front Prong... -
Page 26: Cleaning The Mixer Filter
CLEANING THE MIXER FILTER Pict. 23 The air intake filter positioned on the gas mixer must be cleaned at least once a year. Remove the filter from the mixer and clean it by a slight jet of compressed air. FILTER SERVICE FUNCTION This function allows the boiler to be run at Refer to the procedures indicated in the... - Page 27 POSSIBLE VALUES FOR P6 PARAMETER Pict. 24 0 – DEFAULT (NORMAL FUNCTIONING) 1 – MINIMUM POWER 2 – MAXIMUM POWER During SERVICE FUNCTION, the diverting valve prepares the boiler to work in heating mode. “MINIMO” “MASSIMO” MAKE SURE THAT: THE CENTRAL HEATING SYSTEM IS CHARGED AND PRESSURISED; ANY SHUT-OFF VALVES FITTED TO THE CH FLOW AND RETURN AND ON THE GAS LINE ARE OPEN AND THAT THE GAS SUPPLY IS AVAILABLE;...
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Page 28: Power Adjustment
DATA PLATE Pict. 25 - TECHNICAL DATA PLATE 0= Supervisory body A= Type of boiler B= Boiler model C= Serial Number D= Code E= Country of destination F= Manufacturer G= Category Class NOx H= Approved types of exhaust exchange configuration I= Date of production J= P.I.N. -
Page 29: Testing The Gas Supply
Commissioning / periodically: - Check that the above specifications have been maintained and that the boiler is in perfect working order - Check the dynamic pressure of the mains gas supply. - Check the gas pressure in the burner at different outputs. -
Page 30: Heating Power Adjustament
Pict. 26 HEATING POWER ADJUSTMENT Thea MN 65 Kondens natural gas metano 2000 2200 2400 2600 2800 3000 3200 3400 3600 3800 4000 4200 4400 4600 4800 5000 5200 5400 5600 5800 6000 6200 6400 6600 6800 7000 7200 7400 7600 7800 8000 Fun speed (rpm) n°... -
Page 31: Analysis - Checking And Regulating
ANALYSIS - CHECKING AND REGULATING COMBUSTION The boiler comes already calibrated and tested for to increase the CO2, value, anticlockwise to the requested type of gas, however it is advisable decrease it. to check that the type of gas supplied in the mains and the supply pressure are correct. -
Page 32: Changing Gas Type
CHANGING GAS TYPE When necessary, it is possible to modify the change from NG (natural gas) to LPG the boiler to run on types of gas which are (butane / propane) and vice versa. supported but which the boiler was not set In order to perform this change the boiler’s up for in the factory. -
Page 33: Accessing The Configuration Menu
ACCESSING THE CONFIGURATION MENU It is possible to view information or perform modifications to the operational parameters; complete configuration of the boiler by accessing to access the pages of the information menu, the different pages of the available menus: proceed as described on page 8. - INFORMATION MENU Accessing the INSTALLER MENU, aside from - INSTALLER MENU... -
Page 34: Installer Menu
Pict. 31 THE DESCRIPTIONS AND VALUES GIVEN IN ITALICS IN THE TABLE BELOW ARE ONLY TO BE USED WHEN IT IS NECESSARY TO CHECK THE CONFIGURATION. MODIFICATION OF THE PARAMETERS IN ITALICS CAN CAUSE THE BOILER TO MALFUNCTION AND BE DAMAGED OR DESTROYED. INSTALLER MENU Page Description... - Page 35 Page Description Default Boiler type setting 0 = combination with plate heat exchanger 1 = combination with DHW storage tank 2 = central heating only 3 = combination with DHW micro storage tank 4 = combination with DHW storage tank with dual pump Gas type setting 0 Natural gas...
- Page 36 INSTALLATION OF ROOM THERMOSTAT: It is recommended, and in many cases - Remove the rear instrument panel cover by mandatory, to connect the boiler to a device unscrewing the 4 screws. which monitors and regulates the temperature - Identify the two-pole terminal board located in the areas served by the boiler itself.
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Page 37: External Temp. Sensor Conf
INSTALLATION OF EXTERNAL TEMPERATURE SENSOR Type and positioning: and surfaces (guttering, arches, frames Use an NTC 10K_ß 3445 pre-wired sensor with etc.). Avoid the sensor being even partially protective cover. Position the sensor outside immersed in water, ideally ensuring it does not the area to be heated facing NORTH/NORTH come into direct contact with ice formations, WEST, or in any case in a position with minimal... -
Page 38: Configuring The Climate Curve
CONFIGURING THE CLIMATE CURVE AMONG THE AVAILABLE ONES Operation in external sensor mode makes the home comfort to be maintained while making boiler heat the water in the central heating significant savings in gas consumption. circuit to a temperature which depends on It is possible to adapt the boiler’s response the temperature measured by the external based on the climatic conditions present by... -
Page 39: High-Temp Systems (Sp50°-80°)
Pict. 34 Climate set curve example: the CONFIGURATION menu set to -20 point 1 = high temperature configuration Setting curve 1 A at the temperature measured climate curves fixed point (origin) (TOffset=50 by the external sensor of –5°C will result in TExt= 20) the central heating circuit temperature point 2 = low temperature configuration... -
Page 40: Special Functions
SPECIAL FUNCTIONS ANTI-FROST: (when present) switched to the CH circuit and This function is always active, whatever mode the burner lit at minimum power. When the temperature measured by the sensor the boiler is in. In order to allow this function to fulfil its reaches 8°C, the function is deactivated by turning off the burner and restoring the purpose, the device must be:... -
Page 41: Technical Data
TECHNICAL DATA M.U. Thea 65 MN Kondens Category II2H3P CE-1299CS0038 NOx Class Type B23-C13-C33-C43 -C53-C63-C83 Gas used Heat input min/max 14,1/60,7 Heat output 80° - 60° min/max 13,46/58,6 Heat output 50° - 30° min/max 64,2 Efficiency 80° - 60° 96,5 Efficiency 50°... - Page 44 MADE IN ITALY G20 ENGINEERING A brand by G20 ENGINEERING SRL Loc. Campogrande 13, 29013 CARPANETO PIACENTINO (PC), Italy phone +39 0523 850513 - fax. +39 0523 850712 - www.aircontrol-pc.com - www.g20engineering.com...
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