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Evolution EV HFC 

 

36

23.10

 

Burner control operating sequence 

The burner’s LMO control box has a reset button which 

is the key element for resetting the burner control and 

activating/deactivating the diagnosis functions.  
The multi-colour LED on the reset button is the 

indicator for visual diagnosis. The button and the LED 

are located under the transparent cover of the reset 

button. During normal functioning, the various 

operating statuses are indicated in the form of colour 
codes (see the colour code table below). During 

ignition, the indication is as shown in the following 

table: 

 

 

 

 

 

Botón de rearme

 

Reset button 

Summary of Contents for EVOLUTION EV 20 HFC

Page 1: ...INSTALLATION AND OPERATING INSTRUCTIONS EVOLUTION EV HFC ...

Page 2: ...ut by DOMUSA TEKNIK s Authorised Technical Assistance Services Incorrect installation of these boilers could result in damage to people animals or property and the manufacturer will hold no liability in such cases DOMUSA TEKNIK informs all parties concerned that in compliance with section 1 of the first additional provision of Law 11 1997 the responsibility for delivering packaging waste or used p...

Page 3: ...4 FUNCTIONING WITH AN SRFC2 EV UNDERFLOOR HEATING KIT OPTIONAL 16 9 ADDITIONAL FUNCTIONS 17 9 1 PUMP ANTI BLOCK FUNCTION 17 9 2 ANTI FROST FUNCTION 17 9 3 BOILER PRESSURE SENSOR FUNCTION 17 9 4 TELEPHONE RELAY CONNECTION 17 9 5 ROOM THERMOSTAT CONNECTION 17 9 6 ANTI LEGIONELLA FUNCTION OPTIONAL WITH HOT WATER TANK ONLY 18 9 7 KEYPAD BLOCK FUNCTION 18 10 E20 REMOTE CONTROL OPTIONAL 19 10 1 FUNCTION...

Page 4: ...NENTS 1 2 3 4 5 6 7 8 9 10 1 Cast iron body 2 Stainless steel condenser 3 Safety valve 4 Automatic air vent 5 Expansion vessel 6 Pressure sensor 7 Heating circulating pump 8 Boiler temperature sensors 9 Drainage valve 10 Domestic sealed burner ...

Page 5: ... button for 1 second the boiler will switch on or off 15 RESET touch button If the boiler is in lock out mode as the alarm has been triggered touch the RESET button to reset the lock out and restore functioning If you are modifying any of the settings or browsing the user menu you may touch the RESET button to exit the menu WITHOUT SAVING and return to the previous menu level 16 DHW temperature to...

Page 6: ...ndensation siphon supplied with the boiler documentation on the condensation drain tube on the back of the boiler The condensation pipe should lead to a drain outlet as the Evolution boiler is a condensation boiler and a large amount of water may be generated This connection should be made in accordance with the regulations for draining off condensation water to the drain network Fill the siphon w...

Page 7: ...ornice 300 B between two horizontally arranged ducts 1000 C from a next window 400 D between two vertically arranged ducts 1500 E from a next venting grid 600 F under a balcony 300 G under a window 600 H under a venting grid 600 I from a break back of a building 300 J from an angle of a building 300 K from the floor level 2500 L from a vertically horizontally arranged outlet or pipe 300 M from a f...

Page 8: ...work on the inside of the boiler unplug it from the mains To activate the anti legionella function remove the top cover of the boiler then remove the lid of the control panel box using a screwdriver to remove the two screws holding it in place When this cover has been removed the electronic circuit board of the display containing the programming switches can be accessed Select the anti legionella ...

Page 9: ...aulic installation of heating circuit 2 should be made using the optional flow circuit IC on the rear of the boiler see Diagrams and Measurements If there is an SRFC2 EV underfloor heating kit connected to the optional flow IC heating circuit 2 should be connected at the additional sockets provided in the kit on the boiler T connectors The circulation pump installed in heating circuit 2 must be el...

Page 10: ...air intake and those of the combustion products exhaustion Each elbow of 90 or two of 45 reduces the available length by 1 metre and 1 metre of horizontal pipe represents 2 metres of vertical pipe It is recommended that the flue gases outlet pipe be fitted slightly upwardly inclined 2º to 3º thus preventing water and condensate projections from being ejected outside Dual duct outlet Kit 80 100 ino...

Page 11: ...13 Cod CGAS000222 The transformation will be able to realize with two different mounting setups 1 Back exit it will be enough with disassembling the combustion air intake of the boiler unscrewing the three screw mount the adaptor in the exit of flue gases of the boiler backwards and using the flexible tube of entry of air connect it to the adaptor 2 Lateral or upwards exit it will be realized in t...

Page 12: ... 8 metres EV 20 HFC Each elbow of 90 or two of 45 reduces the available length by 1 metre It is recommended that the flue gases outlet pipe be fitted slightly upwardly inclined 2º to 3º thus preventing water and condensate projections from being ejected outside Horizontally arranged outlet 1m 80 125 inox Cod CGAS000189 Horizontally arranged outlet 1m 80 125 PP Cod CGAS000188 90º coaxial elbow 80 1...

Page 13: ...unted from the boiler including the kit end is 7 metres EV 30 HFC and 10 metres EV 20 HFC Each elbow of 90 or two of 45 reduces the available length by 1 metre Vertically outlet 80 125 inox Cód CGAS000181 Vertically outlet 80 125 PP Cód CGAS000360 Black tile 80 125 Cód CGAS000074 45º elbow 80 125 inox Cód CGAS000183 45º elbow 80 125 PP Cód CGAS000081 90º elbow 80 125 inox Cód CGAS000182 90º elbow ...

Page 14: ... low pressure alarm will appear on the display AP NOTE Switching on the boiler with no water inside could result in serious damage 6 DIGITAL DISPLAY The Evolution boiler is electronic and includes a digital display 11 showing the actual temperatures the setpoint temperatures and the pressure of the installation In standby mode the actual boiler temperature in ºC is shown on the display The rest of...

Page 15: ...d using the corresponding touch button 12 option SRFC2 EV only DHW setpoint temperature selected using the corresponding touch button 16 with hot water tank Actual boiler pressure measured by the Pressure Sensor 6 Indication of the heating demand status of each circuit connected to the boiler Setpoint of the heating pump speed BC1 The desired display contrast can be adjusted using the touch button...

Page 16: ...rs are condensing boilers In order to obtain maximum boiler performance and energy savings it is therefore recommended to select a setpoint temperature of 55 70 ºC providing this is permitted by the heating system installed and the insulation conditions of your home 7 2 Selecting the DHW setpoint temperature with hot water tank only The desired DHW temperature is selected using the touch button as...

Page 17: ...d by the heating system installed and the insulation in your home 8 OPERATION The Evolution EV HFC boiler is supplied in heating only mode by default designed only to heat up a heating installation heating circuit 1 Optionally a Domestic Hot Water tank Sanit and or an Underfloor Heating Kit SRFC2 EV and or a second heating circuit heating circuit 2 may be connected to the installation to improve i...

Page 18: ...the selected boiler setpoint temperature or the temperature on room thermostat 2 if the unit has one When the temperature of the installation drops below the selected boiler temperature the burner will start up again running the heating cycle NOTE When the heating function is disabled if OFF is selected circuit 2 will also be disabled 8 4 Functioning with an SRFC2 EV Underfloor Heating Kit Optiona...

Page 19: ...ds 2 5 bar the HI warning will flash on the display to warn of the excess pressure If this should occur we recommend calling the nearest Technical Assistance Service and slightly draining the boiler 9 4 Telephone relay connection The Evolution boiler is designed to enable a phone relay to be connected for switching the boiler on and off This feature allows the boiler to be switched on and off remo...

Page 20: ...ommend that the operation for enabling this function is carried out by qualified personnel 9 7 Keypad block function This function protects the control panel from being accidentally or erroneously pressed while it is being cleaned by children or by unauthorised persons When this function is enabled the electronic control will not react when any of the symbols or touch buttons on the control panel ...

Page 21: ...e boiler and the E20 control It is connected to the boiler by connecting the two wires on terminal strip J4 see Electrical Connection Diagram For correct installation and functioning carefully read the instructions enclosed with the remote control The following sections contain a general explanation of the E20 remote control s different operating modes and options 10 1 Functioning without an outdo...

Page 22: ...and can be changed using the boiler control panel This setpoint temperature can be changed by using the MODE touch button to browse to the boiler temperature setpoint display option When the display shows this option touch the symbols to select the desired temperature The E20 remote control can also be used to select the maximum flow temperature for heating circuit 1 and to programme the desired h...

Page 23: ...ermostat located inside the boiler on the underside of the electrical box after first having removed the button cover 11 2 Burner cut out When this cut out occurs the alarm code EAQ burner alarm will begin to flash on the digital display 11 The burner will switch off and stop heating the installation This occurs as a result of an anomaly in the burner 10 or in the fuel installation To unblock it p...

Page 24: ...er functioning completely unplug it from the mains and cut off the fuel supply 14 FIRST START UP For the guarantee to be valid the boiler must be started up for the first time by an official DOMUSA TEKNIK Technical Assistance Service Before beginning start up the following must be complied with The boiler must be electrically connected to the mains The installation must be filled with water 1 1 5 ...

Page 25: ...leaning replace the combustion chamber door the exhaustion duct cover the burner and the outer door of the boiler Cleaning the condenser Open and remove the top cover of the boiler to access the condenser on the rear of the boiler body Open the upper cover of the condenser to access to the flue gases pipes of it To open this cover first open the fixing clamp and extract it Remove the fume deflecto...

Page 26: ... use for long periods of time we recommend draining all the water and leaving it empty 16 3 Boiler water characteristics In areas with water hardness of over 25 30ºF treated water must be used in the heating installation to avoid any scale deposits on the boiler It should be noted that even a few millimetres of scale will greatly reduce the boiler s heat conductivity causing a major drop in perfor...

Page 27: ... Auxiliary electricity consumption in standby mode PSB kW 0 001 Standby heat loss Pstby kW 0 127 0 135 0 17 Emissions of nitrogen oxides NOx mg kWh 86 84 88 Heating temperature adjustment ºC OFF 30 85 Maximum safety temperature ºC 110 Maximum pressure for heating mode bar 3 Heating expansion vessel capacity Lts 8 8 12 Heating water volume Lts 14 19 2 23 2 Water pressure drop mbar 96 163 272 Fume t...

Page 28: ...avigate to the UB parameter by touching MODE button and touch ON button 14 to access it Once inside the setting using the jog dial on the right side of the display 16 the value changes After selecting the desired speed touch the ON touch button to record the value and exit the parameter UB WARNING Any interference in the operation and installation of the heating circuit must be done by authorised ...

Page 29: ...MENTS IC Heating outlet IC Optional heating outlet RC Heating return MODEL IC IC RC L MEAS VS Safety valve EV 20 HFC 1 M 755 SC Condensation water outlet 1 H EV 30 HFC 855 SH Fume exhaustion duct EV 40 HFC 955 EA Air intake Ø80 ...

Page 30: ... 14 13 12 9 Ph Phase N Neutral bc7 Burner terminal n 7 Q Burner BV DHW charge pump BC1 Heating circuit N 1 circulating pump BC2 Heating circuit N 2 circulating pump M Underfloor 3 way valve motor E20 Remote control E20 optional TA1 Heating circuit N 1 room thermostat TA2 Heating circuit N 1 room thermostat PWMc Heating PWM cable Rr Underfloor heating option resistance Ra Storage tank option resist...

Page 31: ... card J8 R Display Card J8 S2 ON 1 2 3 4 ON S1 1 2 TH C 2 1 Black White Pink TS C 2 1 Black Red Pink TS Security thermostat TH Fumes thermostat SP Pressure sensor R Phone relay J6 Phone relay connector J8 PCB s connector S1 S2 Boiler model selection switches ...

Page 32: ...et off when there is a functioning anomaly in the burner or the fuel installation If this alarm occurs repeatedly you should contact the nearest official technical assistance service Boiler sensor The boiler sensor 8 is damaged or disconnected Contact your nearest official technical assistance service to have it replaced DHW sensor with hot water tank only The tank DHW sensor is damaged or disconn...

Page 33: ...screw the bleed screw back in 23 3 Adjusting the combustion conditions As each particular installation has a different combustion circuit it is essential to adjust the combustion conditions of each boiler For the guarantee to be valid the burner must be adjusted by an official DOMUSA TEKNIK Technical Assistance Service Observe the flame If there is insufficient combustion air it will be dark in co...

Page 34: ...ine loosen the combustion line blocking screw BL Turn the line regulator RL clockwise to increase the airflow and anticlockwise to decrease it After adjustment tighten the combustion line blocking screw BL BL RL 3 mm 0 1 Correct position of electrodes To ensure correct ignition of the Domestic burner the measurements shown in the diagram must be observed Also ensure the electrode fixing screws hav...

Page 35: ...low correspond to installations without reductions and with a perfect hydraulic seal It is recommended to use copper pipes A pressure drop of 0 4 bar 30 cmHg must not be exceeded Intake installation H Pipe length m int 8 mm int 10 mm 0 0 34 82 0 5 30 72 1 0 25 62 1 5 21 52 2 0 17 42 2 5 13 32 3 0 9 21 3 5 6 16 Charging installation H Pipe length m int 8 mm int 10 mm 0 5 36 80 1 0 42 90 1 5 46 100 ...

Page 36: ...ing table shows the nozzles and adjustments for each particular model MODEL Nozzle Burner pressure bar Air adjustment Line adjustment EVOLUTION EV 20 HFC 0 40 80º H 15 6 5 1 EVOLUTION EV 30 HFC 0 60 60º H 11 4 5 1 EVOLUTION EV 40 HFC 0 60 45º H 18 5 4 1 23 8 Electrical connection diagram 1 2 5 6 8 10 11 12 3 FR TR MB EV1 LB RP Black Blue TC TS Ph N 4 EV2 Pre heater F 7 TP Brown Blue Brown Black TC...

Page 37: ...or To connect and disconnect the red oil intake tube to the nozzle proceed as follows Press the connector ring in the direction of the arrow pulling on the red tube at the same time PR E S S R ING TUB E OIL QUICK CONNECTOR ...

Page 38: ...nosis functions The multi colour LED on the reset button is the indicator for visual diagnosis The button and the LED are located under the transparent cover of the reset button During normal functioning the various operating statuses are indicated in the form of colour codes see the colour code table below During ignition the indication is as shown in the following table Botón de rearme Reset but...

Page 39: ...tor 10 SEPO001872 Left side 20 HFC SEPO000691 Left side 30 HFC SEPO000694 Left side 40 HFC 10 SEPO001873 Right side 20 HFC SEPO000689 Right side 30 HFC Pos Code Name SEPO000693 Right side 40 HFC 11 SEPO000801 Side cover 12 SCON000803 Condenser 13 SEPO000990 Rear panel 14 SEPO001874 Top cover 20 HFC SEPO000690 Top cover 30 HFC SEPO000692 Top cover40 HFC 15 CFER000048 Click spring 16 CTOE000012 Cove...

Page 40: ...AZ000128 Cable harness 5 CELC000036 Weidmuller strip 3 poles 6 SEPO001947 Drawer 7 SEPO001325 Panel fastening 8 CELC000234 Temperature Evolution sensor 0 90 mts 9 SEPO001326 Drawer cover 10 CELC000255 Pressure sensor cable 11 CELC000022 Safety thermostat 110º 1 5m 12 CELC000358 Power supply card 13 CELC000298 Electronic cards cable 14 SCHA008320 Display suport 15 CELC000022 Fumes thermostat ...

Page 41: ...e coil cable Danfoss 8 CQUE000095 Air adjustment support 25 CTOE000065 Counter thread 9 CTOE000064 Air adjustment screw 26 CQUE000004 Motor pump coupling 10 CQUE000151 Air adjustment plate D3 27 CQUE000102 Motor CQUE000152 Air adjustment plate D4 28 CQUE000094 Motor support 11 CGAS000220 Manifold 29 CQUE000172 Nozzle EV 20 12 CQUE000033 Flange seal CQUE000203 Nozzle EV 30 13 SATQUE0001 Flange CQUE...

Page 42: ...adjustment no fuel Ignition unit defective Flashes 4 times On External light during burner ignition Flashes 7 times On Excessive flame loss during functioning limited number of repetitions Fuel valves defective or dirty Flame detector defective or dirty Burner maladjustment Flashes 8 times On Supervision of fuel pre heater time Flashes 10 times On Cabling fault or internal failure output contacts ...

Page 43: ...r supply 195 V U 253 V 2 Excess temperature of the module the temperature of the motor is too high 2 Check the room temperature and that of the fluid Flashes red The pump is out of order The pump is stopped blocked The pump does not start up automatically Change the pump Please contact your nearest official technical assistance service to have it replaced Light off There is no power supply The ele...

Page 44: ...Evolution EV HFC 42 NOTES ...

Page 45: ...43 NOTES ...

Page 46: ...Evolution EV HFC 44 NOTES ...

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Page 48: ...artado 95 Bº San Esteban s n 20730 AZPEITIA 20737 RÉGIL Guipúzcoa Spain www domusateknik com DOMUSA TEKNIK reserves the right to make modifications of any kind to its product characteristics without prior notice CDOC001107 CDOC001107 06 20 ...

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