Subscribe to Our Youtube Channel
Related Manuals for Gruppo Imar THEA++ MR/CR KONDENS
Summary of Contents for Gruppo Imar THEA++ MR/CR KONDENS
- Page 1 MR/MN CR/CN Wall-mounted condensing boiler ITALIAN DESIGN ITALIAN DESIGN...
- Page 3 THEA MANUAL VERS. 09/2020 - REV. 0...
-
Page 4: Table Of Contents
TABLE OF CONTENTS -Filling the system -Connecting the condensate line General requirements -Connection to the mains gas supply -EC conformity declaration -Connection to the mains electrical system 21 -General information -Combustion gas evacuation Use and operation system: compatible applications -Description of the boiler -Combustion gas -Components evacuation system: installation... -
Page 5: Use And Operation
USE AND OPERATION DESCRIPTION OF THE BOILER The range of THEA wall-hung boilers is Compared to the previous version, we updated to the TheA++ model. A perfect, have updated the electronics and the powerful, reliable, ecological machine, user interface, making it more elegant equipped with a condensing high efficiency and intuitive, while keeping the boiler’s heat exchanger, entirely made in Italy. -
Page 6: Ignition
Pict. 3 THEA MN CR KONDENS 2) MAIN HEAT EXCHANGER 3) SAFETY SENSOR 4) CH PROBE 5) - 6) SAFETY VALVE 7) - 8) PRESSURE GAUGE 9) CIRCULATOR UNIT 10) - 11) PRESSURE TRANSMITTER 12) GAS VALVE 13) - 14) FAN IGNITION Turn on the boiler’s electrical supply at the switch, which must be installed on the power... -
Page 7: "Stand-By" Main Menu
“STAND-BY” MAIN MENU When the boiler is turned on, two operating Pict. 5.1 modes are possible. These 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
“OPERATION” MAIN MENU The OPERATION page is the main page which Pict. 6.1 is always displayed during normal operation of the boiler. Symbols regarding the following items are always displayed on this page: DHW temperature CH temperature Season selector Boilers with domestic hot water production Info menu •... -
Page 9: Season Selection
SEASON SELECTION The boiler has two operating modes, which Pict. 7.1 depend on the basic configuration, in response to the external temperature or the user requirements. These modes can be selected from the OPERATION page: • Boilers with domestic hot water production SUMMER mode deactivates all central heating functions, maintaining only domestic hot water production. -
Page 10: Information Menu
Setting CH temperature Pict. 8 Press one of the two buttons upon the tap symbol (7-8). The numbers indicating the temperature flash, then press the button (8) to increase the temperature of CH. Each time this button is pressed, an increase by 1°C is obtained. - Page 11 REQUEST INFORMATION ON CONNECTED DEVICES FROM AREA AUTHORISED INSTALLER Pict. 9 “1” “7” “2” “8” “3” “9” “10” “4” if present “5” “11” “6” “12” Information menu list DHW temperature Return sensor temperature Flue gas probe temperature External sensor temperature (if present) CH circuit pressure Ionization current Fan speed...
-
Page 12: Operation With Room Thermostat
OPERATION WITH ROOM THERMOSTAT R E Q U E S T I N F O R M A T I O N O N Operation with room thermostat INSTALLATION OF THE EXTERNAL In compliance with current legislation on energy saving, it is MANDATORY to connect SENSOR AND OPTIMAL REGULATION the appliance to a room thermostat for OF THE BOILER FROM YOUR AREA... -
Page 13: Special Functions
SPECIAL FUNCTIONS • Heating system Anti-frost function (all A L W A Y S L E A V E T H E B O I L E R models) POWERED ON AND THE SHUT-OFF VALVES OPEN, IF THE SYSTEM IS The anti-frost function is always active and EXPECTED TO BE SUBJECT TO VERY prevents the heating system water from... -
Page 14: Faults
FAULTS Pict. 10 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
FAULTS CODE TABLE Codice Causa possibile Comportamento Azioni possibili Check gas presence Check gas line pressure Check Ignition failed Boiler locked ignition/detection electrodes Check electronic cable Check igniter Heating system temperature Boiler locked Replace DHW sensor sensor fault DHW supplied in provisional Domestic hot water system mode Replace CH sensor... -
Page 16: Installation
INSTALLATION OPERATION DIAGRAM COMBINATION: DOMESTIC HOT WATER + CENTRAL HEATING Pict. 12 1) Primary heat exchanger 2) Burner 3) Fun 4) Gas valve 5) Three-way valve 6) Safety valve 7) Filling loop cock 8) Hot water priority turbine 9) Secondary heat exchanger 10) Circulator unit 11) Expansion tank WATER... -
Page 17: Electrical Wiring Diagram
ELECTRICAL WIRING DIAGRAM COMBINATION: DOMESTIC HOT WATER + CENTRAL HEATING Pict. 15 3 output / Black P.P. 2 signal/Blu 1 Input/Brown BLACK - GND RED - PWM INPUT T.A. /O.T P.F. GREEN -HALL SENSOR E.P. BLU + 24 VDC S.P. 2 - 4 / H.P. -
Page 18: Graphs For The Head Available To The System
GRAPHS FOR THE HEAD AVAILABLE TO THE SYSTEM Pict. 17 1020 1080 1140 1200 1260 Q L/h INSTALLATION Use: Adjustment, maintenance and repair of the The boiler has been constructed according boiler must only be performed by qualified to current technical standards and the most and authorised personnel. -
Page 19: Fastening The Boiler To The Wall
Pict. 18 FASTENING THE BOILER TO THE WALL Attach the cardboard template giving the Pict. 19 connection and fastening schemes to the wall, paying attention to the boiler dimensions 24DS / 24BT and necessary clearances. (Pict. 19) 28-32DS / 35CN •... -
Page 20: Layout Of Connections
LAYOUT OF CONNECTIONS Pict. 20 CONDENSING EXHAUST PLUMBING THE BOILER IN Connect the water and central heating pipes to • THE MANUFACTURER ASSUMES the boiler, respecting the positions and distances NO RESPONSIBILITY FOR DAMAGE indicated (Pict. 20); take particular care when CAUSED TO PERSONS OR PROPERTY connecting pipes to ensure they are not placed DUE TO OPERATION OF THE SAFETY... -
Page 21: Connecting Filling Tap For Central Heating Only Boilers
CONNECTING FILLING TAP FOR CENTRAL HEATING ONLY BOILERS In order to fill the system, it is sufficient to connect the supplied ball valve to the 1/2” DHW intake and connect this to a water pipe. Filling ball valve Pict. 21 FILLING THE SYSTEM When all of the boiler connections have Perform the filling and topping... -
Page 22: Connection To The Mains Gas Supply
Fig. 23 The installer shall be responsible for installing a condensate neutralisation system if necessary. A check and possible cleaning of the siphon and the condensation drainage system is recommended at least once a year. Siphon Condensing exhaust Condense collecting pipe Clean water draining CONNECTION THE MAINS GAS SUPPLY... -
Page 23: Connection To The Mains Electrical System
CONNECTION TO THE MAINS ELECTRICAL SYSTEM The safety of the appliance is also achieved • remove the lower cover by unscrewing when it is correctly connected to an electrical the four locking screws and turn the distribution system carried out in accordance instrument panel to the open position. -
Page 24: Combustion Gas Evacuation System: Compatible Applications
COMBUSTION GAS EVACUATION SYSTEM: COMPATIBLE APPLICATIONS • C43 combustion gas evacuation and air The boiler is a type C room-sealed fan-assisted device; the air intake and flue must be intake in separate common flues, but which connected to a combustion gas evacuation/ are exposed to similar wind conditions. -
Page 25: Combustion Gas Evacuation System: Installation
COMBUSTION GAS EVACUATION SYSTEM: INSTALLATION The boiler, based on its UNI 7129 classification, sections of various lengths, connections to can be connected to COAXIAL and SPLIT the boiler and outside terminals as well as all intake and flue evacuation systems. necessary seals. - Page 26 SPLIT SYSTEM 80 mm diameter Description Pressure drop (Pa) Equivalent lenght mt Intake terminal L.950 Flue evacuation terminal L.990 Extension M-F L.1000 90° bend M-F 45° bend M-F ø Intake adaptor ø Flue evacuation adaptor ø flue evacuation connection ø Neoprene gasket ø...
-
Page 27: Air Intake And Combustion Gas Evacuation System: Important Information
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 LETTER. -
Page 28: 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 29 Pict. 30 “MIN.” “MAX” IF ANY COMPONENTS OF THE BOILER REQUIRE REPLACEMENT, ORIGINAL SPARE PARTS SUPPLIED BY THE MANUFACTURER MUST BE USED. USE OF OTHER COMPONENTS COULD COMPROMISE CORRECT OPERATION OF THE DEVICE. THE MANUFACTURER DECLINES ANY RESPONSIBILITY FOR CONSEQUENCES LINKED TO THE USE OF NON-ORIGINAL SPARE PARTS.
-
Page 30: Data Plate
DATA PLATE Pict. 31 - 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 H= Approved types of exhaust exchange configuration I= Date of production J= P.I.N. -
Page 31: Testing The Gas Supply Dynamic Pressure
TESTING THE GAS SUPPLY DYNAMIC PRESSURE: - Remove the iron cover by loosening the 4 Whenever dynamic pressures below fastening clips. the specified minimum levels should be - Free up access to the gas valve by rotating the found: instrument panel to the open position (Pict. 31). •... -
Page 32: Heating Power Adjustment
Pict. 33 HEATING POWER ADJUSTMENT Thea MR - MN 35 Kondens natural gas 1700 2200 2600 3100 3500 4000 4500 4900 5300 5800 6100 6300 fan speed / % power... -
Page 33: Analysis - Checking And Regulating Combustion
ANALYSIS - CHECKING AND REGULATING COMBUSTION The boiler comes already calibrated and tested for It may be necessary to repeat the maximum and the requested type of gas, however it is advisable minimum adjustment twice to obtain correct to check that the type of gas supplied in the mains regulation. -
Page 34: Changing Gas Type
CHANGING GAS TYPE When necessary, it is possible to modify / propane) and vice versa. the boiler to run on types of gas which are In order to perform this change the boiler’s supported but which the boiler was not set basic configuration must be modified to that up for in the factory. -
Page 35: Accessing The Configuration Menu
ACCESSING THE CONFIGURATION MENU È possibile visualizzare informazioni o effettuare informazioni di presenza e stato della maggior la configurazione completa dell’apparecchio parte dei dispositivi, permette la modifica dei a c c e d e n d o a l l e p a g i n e d e l M E N Ù parametri di configurazione influenzando CONFIGURAZIONE. - Page 36 Fig. 37 Fig. 38 - - - 5 sec N° PAGE CHANGE VALOE CONFIRM THE DESCRIPTIONS AND VALUES GIVEN IN THE TABLE BELOW ARE ONLY TO BE USED WHEN IT IS NECESSARY TO CHECK THE CONFIGURATION. MODIFICATION OF THE PARAMETERS CAN CAUSE THE BOILER TO MALFUNCTION AND BE DAMAGED OR DESTROYED.
-
Page 37: Configuration Menu
CONFIGURATION MENU Pagina Descrizione Default ALL PARAMETER MODIFICATION ENABLE CODE 0-99 INSTAL. SERVICE FUNCTION 0 = deactivated 1= minimum power 2= maximum power RESET SERVICE 1 = boiler power day/hour timer reset Deaeration program 0 = deactivated 1= activated Ramp CH (minutes) Anti frequent ignition parameter min Plate heat exchanger preheating 0 = deactivated... - Page 38 Descrizione Default “Post ventilation” time sec in DHW Δ burner ignition in CH mode ° C Δ burner shutdown in CH mode ° C Δ burner ignition in DHW mode ° C Δ burner shutdown in DHW mode ° C ΔT prim in DHW emergency °...
-
Page 39: Installation
INSTALLATION It is recommended, and in many cases prevented from interacting with each other. mandatory, to connect the boiler to a device which monitors and regulates the Whenever necessary, replace the “TA” cable temperature in the areas served by the boiler and connect it directly to the slot present in itself. - Page 40 INSTALLATION OF OUTDOOR TEMPERATURE SENSOR Type and positioning: (guttering, arches, frames etc.). Avoid the Use an NTC 10K_ß 3977 pre-wired sensor with sensor being even partially immersed in protective cover. water, ideally ensuring it does not come Position the sensor outside the area to be into direct contact with ice formations, heated facing NORTH/NORTH WEST, or in either.
-
Page 41: Configuring The Climate Curve From Those Available
CONFIGURING THE CLIMATE CURVE FROM THOSE AVAILABLE Operation in external sensor mode makes the significant savings in gas consumption. boiler heat the water in the central heating It is possible to adapt the boiler’s response circuit to a temperature which depends on based on the climatic conditions present by the temperature measured by the external configuring the slope of the climate curve... -
Page 42: Special Functions
SPECIAL FUNCTION ANTI-FROST: If the temperature measured by the sensor This function is always active, whatever mode on the central heating flow circuit is < 4°C, the boiler is in. circulation is activated, the diverter valve In order to allow this function to fulfil its (when present) switched to the CH circuit and purpose, the device must be: the burner lit at minimum power. -
Page 43: Thermostat Post Circulation/Ventilation Function
THERMOSTAT POST CIRCULATION/VENTILATION FUNCTION In winter mode: In order to prevent an overheat stress, in In order to prevent an overheat stress, in case at the end of a DHW intake the heat case at the end of a CH request the heat exchanger temperature is too high, a heat exchanger temperature is too high, a heat disposal function by circulator pump and fan... -
Page 44: Technical Data Sheet
TECHNICAL DATA SHEET DATI TECNICI U.M. TheA++ MR/CR Kondens TheA++ MN/CN Kondens Category II2H3P II2H3P Type C13 C33 C43 C53 C83 C13 C33 C43 C53 C83 Nominal load 34,8 34,8 5,29 5,29 Minimum nominal load Maximum load (80°/60°) 33,49 33,49 Minimum load (80°/60°) - Page 45 FUEL TheA MR/CR TheA MN/CN Kondens Kondens Gas Consumption at Nominal Load 3,68 3,68 G20 m/h 3 2,67 2,67 G31 k/gh Gas Consumption at minimum Load G20 m/h 3 0,56 0,56 G31 k/gh 0,43 0,43 TECHNICAL PARAMETERS ACCORDING TO ERP (812/2013) TheA MR/CR TheA...
- Page 46 NOTES ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
- Page 47 NOTES ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
- Page 48 MADE IN ITALY KLEINE KESSEL SRL Via Solferino 55/E - 25122 Brescia, BS (Italy) Sede operativa: Loc. Campogrande 13 - 29013 Carpaneto Piacentino (PC), Italy tel. + 39 0523 850513 - fax. +39 0523 850712 - www.aircontrol-pc.com - www.produzionecaldaie.it...
Need help?
Do you have a question about the THEA++ MR/CR KONDENS and is the answer not in the manual?
Questions and answers