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MYDENS

COSMOGAS

8 - MAINTENANCE

020025.01.034

Figure 71

8.17 - Removing the safety valve

When not otherwise specified, refer to Figure 71.

1. - Empty the central heating circuit (section 8.19);

2. - Disconnect drain pipe “A”, loosening the sealing spring

“B”;

3. - Slide drive bar “C” towards the front;

4. - Withdraw the safety valve "D" upwards;

8.18 - Disassembly of the secondary

heat exchanger

When not otherwise specified, refer to Figure 72.

1. - Empty the central heating circuit (section 8.19);

2. - Empty the domestic hot water circuit (section 8.20);

3. - Remove the burner fan unit (section 8.4);

4. - Remove the siphon (section 8.10);

5. - Unscrew bolts “A”;

6. - Detach the exchanger "B" by pushing it back;

7. - Extract the exchanger "B" towards the front of the

appliance by rotating it as indicated by the arrow;

020025.01.037

Figure 72

Содержание Adveco MYDENS 15B

Страница 1: ...INSTALLATION USE AND MAINTENANCE MANUAL GAS FIRED WALL MOUNTED CONDENSING BOILER MYDENS 62403580 R04 01 10 2020_UK INGHILTERRA COSMOGAS...

Страница 2: ...equest 23 5 14 7 0 10 VDC type dialogue 24 5 14 8 Alarm output 24 5 15 Connection and setting of the appliance in cascade 25 5 16 Connecting the appliance to a tank with coil 27 5 16 1 Anti legionella...

Страница 3: ...peration of the main switch 76 8 2 7 Checking the correspondence of the adjusted temperatures in the heating and domestic hot water systems 76 8 2 8 Checking if the device is triggered in case of gas...

Страница 4: ...incompliance with national and local regulations and this manual l We would also highlight the convenience of an annual scheduled maintenance contract with a qualified installer a WARNING Before perf...

Страница 5: ...must have the skills envisaged by the law l All the drawings shown in this manual relating to electrical hydraulic or gas installation systems must be understood to be purely illustrative All the safe...

Страница 6: ...m heat input of 25 kW 34 Boiler with maximum heat input of 32 kW Y P Boiler for the instantaneous production of DHW and central heating B Boiler set up to be combined with tank having a coil C Heating...

Страница 7: ...high For this purpose see section 8 2 Offer your customer a scheduled maintenance contract 2 7 Disposal The crossed wheelie bin symbol means that the product must not be thrown away in the ordinary ru...

Страница 8: ...8 Fan 9 Air gas manifold 10 11 12 Detection electrode 13 Expansion tank 14 Wall hang connections 15 16 Air intake and flue gas exhaust ducts 17 Combustion analisys ports 18 Flue gas temperature fuse 1...

Страница 9: ...ly unit 38 By pass pipe 39 Outlet central heating circuit drain valve 40 Return central heating circuit drain valve 41 Domestic hot water temperature sensor 42 System filling valve 43 Condensate reser...

Страница 10: ...10 MYDENS COSMOGAS 4 OPERATION Figure 3 MYDENS 24P MYDENS 34P Figure 4 MYDENS 15B MYDENS 24B MYDENS 34B...

Страница 11: ...r for domestic hot water 24 Domestic hot water temperature sensor Par 1002 25 Central heating by pass valve 26 Domestic hot water flow meter Par 1062 27 Domestic hot water filter 28 Outlet central hea...

Страница 12: ...if the appliance is used for central heating only just connect the cold water pipe to filling the central heating system and close the DHW outlet fitting All appliance versions previously described ca...

Страница 13: ...0 600 650 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 X RIC27 2013 H mbar Q l h Figure 7 4 3 Domestic hot water pressure drops curve Each appliance exerts resistance to the passage of do...

Страница 14: ...e appliance can be installed inside or outside your home otherwise protected from atmospheric agents such as rain wind sun and especially freezing Choose the room and suitable position for installatio...

Страница 15: ...eating circuit must be repaired to prevent the problem 5 4 1 Checking and treating the heating water filling and supplementary water a WARNING The use of low quality water can cause damage to the appl...

Страница 16: ...ncompatibility with our products has been detected to date with proper use of the following additives l When using additives follow the manufacturer s instructions without exception l The manufacturer...

Страница 17: ...e made with materials resistant to temperatures of at least 95 C and a pressure of 10 bar Otherwise e g with plastic piping the system must be fitted with the relevant protection and safety devices a...

Страница 18: ...r anti odour siphon Figure 14 detail G to prevent bad odours in the environment the anti odour siphon G is supplied on request a WARNING For residential rooms and office rooms with more than 10 users...

Страница 19: ...whenever the valve intervenes it could cause damage to persons animals or objects F G 020002 01 028 min10 mm max 30 mm Figure 14 5 11 Hydraulic and gas connections and mounting of the bottom cover E B...

Страница 20: ...the appliance is installed in a geographical area where domestic hot water has hardness exceeding 25 F 250 mg l a water softener must be installed on the cold water supply detail B see Figure 17 in or...

Страница 21: ...rity between the neutral and phase wires when connecting the appliance a WARNING Make sure that the water system and heating pipes are not used as earth points for the electrical system or telephone l...

Страница 22: ...osing when there is a heating demand electrical characteristic of 24Vac 1A 5 14 3 Installation of the room thermostat chronothermostat Install the room thermostat in a place in the house where the tem...

Страница 23: ...manual carefully 5 14 6 Installing the outdoor temperature sensor on request Install the outdoor temperature sensor outside the building on a wall facing NORTH or NORTH EAST at a height of between 2...

Страница 24: ...l l Make sure that parameter 2023 has a lower value than parameter 2110 parameter 2024 has a greater value than parameter 2111 5 14 8 Alarm output When not otherwise specified refer to Figure 19 The a...

Страница 25: ...position in the MASTER appliance 9 Set switch S4 to OFF position on all SLAVE appliance in the cascade 10 Access the MASTER appliance where the cascade probe has been connected and set the following...

Страница 26: ...ance 2 3 SLAVE appliance 3 4 SLAVE appliance 4 until 8 5 Check valve 6 Bus A LINK 7 General cascade temperature sensor 8 Low loss header 9 Central heating circuit pump 10 S4 switch position on MASTER...

Страница 27: ...children the older people and people with disabilities must be protected against potential risks of scalds by inserting devices that limit the temperature of the water 5 16 1 Anti legionella If the ap...

Страница 28: ...the manual under the type heading and on the data plate on the appliance also under the type heading The symbols used to define the type of exhaust are given below B23 and B23P separated with intake i...

Страница 29: ...or level and in such a way as not to cause any problems with the operation of the flue exhaust devices where this position is not possible the cross section of the ventilation openings must be increas...

Страница 30: ...uid produced by a single appliance If more than one appliance is installed each appliances should be provided with its own condensate drain The flue exhaust air intake system can be extended up to a m...

Страница 31: ...levant catalogue the number after the code refers to the piece in the diagrams that follow 62617306 N 10 PP coaxial roof terminal 62617244 N 12 M F PP 90 bend 62617255 N 29 valley for pitched roofs fr...

Страница 32: ...t rain water entering Exhaust on the outside directly via the appliance ducts with condensate collection inside the appliance itself The air intake must slope towards the outside to prevent rain water...

Страница 33: ...can support the weight of the pipe itself a WARNING Once these operations have been performed check that the exhaust intake terminal is exposed to the outdoors with the tolerances given in Figure 36 l...

Страница 34: ...t can support the weight of the pipe itself a WARNING Once these operations have been performed check that the exhaust intake terminal is exposed to the outdoors with the tolerances given in Figure 36...

Страница 35: ...available remembering that a wide range can be consulted in the relevant catalogue the number after the code refers to the piece in the diagrams that follow 62617255 N 2 valley for pitched roofs from...

Страница 36: ...ATION 5 17 8 60 100PP Coaxial system installation examples When setting up a coaxial exhaust Figure 36 whether vertical or horizontal the exhaust duct must slope upwards so that the condensate flows i...

Страница 37: ...is designed to drain away all of the liquid produced by a single appliance If more than one appliance is installed each appliances should be provided with its own condensate drain The flue exhaust air...

Страница 38: ...it and vent the air l Inform the user regarding the correct temperature control board room thermostat and radiator settings for saving energy 6 1 2 Filling the condensate drain siphon When not otherw...

Страница 39: ...rating and stopped is within the maximum and minimum values indicated in the table section 9 That the gas supply system is fitted with all of the safety and control parts required by current national...

Страница 40: ...3 6 Remove the air manifold C Figure 40 making sure to rotate it outwards and then slide it out of the fan inlet 7 Remove the gas inlet pipe using the two fittings H and L Figure 40 8 Remove clamp spr...

Страница 41: ...ing the old status the sticker Figure 44 certifying the appliance s new setting apply label B if the appliance has been converted from natural gas to LPG apply label A if the appliance has been conver...

Страница 42: ...mmH2O to it 5 Power up the appliance and open the gas supply 6 Switch on the appliance 7 Check that the pressure does not exceed the value given in the table in section 9 under Gas supply maximum pres...

Страница 43: ...he system as dictated in the chapter 6 8 8 Wait for the CO2 measurement to stabilise 9 Compare the value measured with CO2 maximum power that given in the table in figure 45 10 If the value measured d...

Страница 44: ...8 17 62 52 15 53 46 13 44 44 40 11 35 35 34 9 26 26 28 7 17 17 22 5 8 8 16 Figure 49 6 9 Adjusting the domestic hot water flow rate If the domestic hot water flow rate is too high the appliance may no...

Страница 45: ...system pressure if flashing pressure is low or indicator of parameters in the various menus if the outdoor temperature sensor is connected this value will be displayed alternately with the pressure o...

Страница 46: ...ars on exceeding 1 1 bar 5 Close the filling valve A Figure 52 turning it clockwise In some appliance models the system fill knob A Figure 52 may be absent In these cases use the device provided by th...

Страница 47: ...emperature to the minimum using the keys o until the message 0FF appears 7 6 Winter operating mode In winter operating mode the appliance sends the water to the system via the pump at the temperature...

Страница 48: ...n the outdoor temperature drops below the temperature set under parameter 2025 again Small corrections can be made to the supply temperature via parameter 2109 as shown in Figure 53 2001 03 Constant s...

Страница 49: ...pes of system Small systems with radiators and where there is one room whose temperature is characteristic of all other rooms The room thermostat makes the appropriate corrections to the room temperat...

Страница 50: ...underfloor heating 70 C for high temperature systems radiators 2020 the Outdoor winter designed temperature adjustable to between 25 C and 25 C This is the outdoor temperature used to define the heat...

Страница 51: ...ature drops back below the value set under this parameter the central heating service switches back on automatically 7 10 6 Outdoor reset with RT influence Access the installer profile section 7 16 ad...

Страница 52: ...winter design temperature Par 2021 Spring heating temperature Par 2022 Outdoor mildweather temperature Par 2023 Minimum heating temperature setting Par 2024 Maximum heating temperature setting Par 202...

Страница 53: ...inutes before it ignites again 7 12 Pump and diverter valve anti block function During the summer the pump switches on once every 24 hours for 15 seconds in order to prevent any deposits from blocking...

Страница 54: ...Desired DHW temperature User C Value 0200 Forcing to enter this parameter it is necessary to profile itself as installer section 7 16 Installer Test OFF No forcing FAN Fan only at maximum speed Lo Bu...

Страница 55: ...D 1014 Flue gas temperature according to sensor N A User 1015 Cascade temperature User C 1030 Burner status 2 Stand by 8 Flame present 11 Post circulation pump User Value 1031 Error code User Value 10...

Страница 56: ...version User Hexadecimal 1995 Display software version User Hexadecimal N A Not applicable 1 This parameter appears only if the sensor is present in the absence of the sensor the writing appears OPEn...

Страница 57: ...To modify the parameters press the keys and 9 To confirm the changes to the parameters press the RESET key 10 To exit the installer profile press the button If no button is pressed for more than 5 mi...

Страница 58: ...r which to see 2111 Installer C 0 80 30 2024 Maximum heating temperature Except 0 10V 2001 4 for which to see 2110 Installer C 27 90 80 2025 Outdoor reset Heating stop spring temperature Installer C 0...

Страница 59: ...tion timing ON OFF Factory Sec 30 2064 DHW recirculation pre heat mode Installer 0 Off 1 Frost protection N A 2 Eco recirculation kept at value set under 2065 3 Comfort recirculation keep at DHW tempe...

Страница 60: ...rn temperature sensor Installer 0 Disabled 1 Enable 1 2121 Programmable input J6 5 12 Flue gas temperature sensor Installer 0 Disabled 1 Enable 2 N A 1 2122 Programmable input J6 6 13 Cascade temperat...

Страница 61: ...fixed speed at 80 9 fixed speed at 90 10 fixed speed at 100 10 2137 Minimum pump modulation power Installer 0 100 40 2138 Fan speed map Installer 50 55 50 2139 Air bleed function N A Installer 0 2 0 2...

Страница 62: ...t module removal power Installer 10 100 40 4084 Rotation interval Installer days 0 30 5 4086 Cascade temperature control PID parameter P Factory 0 1275 20 4087 Cascade temperature control PID paramete...

Страница 63: ...low perform filling see section 6 1 3 FILL Loc Appliance in lock mode To reset press and hold the RESET button until the rStmessage is displayed If the lockout occurs frequently contact a qualified in...

Страница 64: ...relay broken Replace the control board Loc 3 The appliance has reached the maximum intervention temperature Check that the pump works Restore the water circulation or replace the control board Check...

Страница 65: ...of Figure 2 has not intervened If the primary heat exchanger temperature fuse has intervened the contact is open the exchanger must be replaced Loc 16 Flue gas maximum temperature WARNING If the lock...

Страница 66: ...8 24 If either or both of the sensors are not within the correct values replace them Loc 26 Software error on the control board Replace the control board Loc 27 Too many system loads in one hour Chec...

Страница 67: ...Software error on the control board Replace the control board Loc 36 Software error on the control board Replace the control board Loc 37 Software error on the control board Replace the control board...

Страница 68: ...oard Err 110 Software error on the control board Replace the control board Err 111 0 10 V input polarity reversed Check the polarity input 0 10 V Restore correct polarity Software error on the control...

Страница 69: ...c cables for connection between the sensor and the control board If the electric circuit is damaged repair it Where neither of the two previous cases apply replace the control board Err 122 Domestic h...

Страница 70: ...9 Domestic hot water temperature sensor circuit 1002 in short circuit condition Check that the eletrical resistance of the sensor detail 41 of Figure 2 matches the graph in section 8 24 If the electri...

Страница 71: ...the control board Replace the control board Err 153 Software error on the control board Replace the control board Err 154 Software error on the control board Replace the control board Err 155 Softwar...

Страница 72: ...rom the appliance Check that the pump works correctly If the pump is not working it must be replaced Check that the flue gas temperature is not more than 30 C above the return temperature If the diffe...

Страница 73: ...ctive N A Replace the control board AttE 202 Connected appliance recognition error N A Replace the control board AttE 203 Communication lost with appliance connected in cascade N A Replace the control...

Страница 74: ...een one call and the next After the days set in 2204 the display shows the writing SEr to indicate the deadline for performing maintenance Once the call has been made to the assistance centre it must...

Страница 75: ...ction 8 2 11 15 Check the appliance efficiency section 8 23 8 2 1 Checking the system water pressure and any leaks 1 Check that the system is full of water and pressurised section 9 l Check the system...

Страница 76: ...ace the control board 8 2 8 Checking if the device is triggered in case of gas failure 1 Check that after attempts to start the appliance with the gas shut off valve closed the appliance goes into loc...

Страница 77: ...wards 3 Unscrew screws H 4 Pull the lower part of the front piece B towards the front and then slide upwards until it is released from the guides C To access the control board 1 Turn the control board...

Страница 78: ...chamber 4 Using a suction device suck up the unburnt residues found inside the combustion chamber 5 Rinse the heat exchanger with clean water to remove residues and check that the space between the e...

Страница 79: ...Dismantling the ignition and detection electrodes When not otherwise specified refer to Figure 58 1 Disassemble the electrodes to be replaced B or E by means of screws A or D 2 Remove seals C and F 3...

Страница 80: ...e G on the new gas valve taking care to position gasket H supplied in the kit correctly in the kit the one removed previously can be disposed of 7 Restore the state of the appliance by reassembling ev...

Страница 81: ...ntil the pressure on the appliance display is 0 8 Use pin F to pump air into the tank until it reaches 1 bar At the same time allow water to flow from exhausts A and B Figure 73 9 Close exhausts A and...

Страница 82: ...r residue inside the siphon to be removed 5 Slide support C outwards from the holding support Figure 62 6 Slide tank D downwards carefully as it is full of condensate water which could leak Figure 63...

Страница 83: ...ric wires from the pump body 3 Remove screws B 4 Extract pump by sliding it outwards 5 Replace the pump 6 Restore the state of the appliance by reassembling everything in the reverse order to that use...

Страница 84: ...servomotor section 8 14 2 Empty the central heating circuit section 8 19 3 Remove to the front the drive bar D 4 Slide diverter valve E upwards 5 To reassemble the mixing valve correctly it is necess...

Страница 85: ...raw the safety valve D upwards 8 18 Disassembly of the secondary heat exchanger When not otherwise specified refer to Figure 72 1 Empty the central heating circuit section 8 19 2 Empty the domestic ho...

Страница 86: ...the house 3 Make sure that at least one of these is at a height below the level of the appliance 8 21 Minimum and maximum power 1 Make sure that any valve and thermostatic valves after the central he...

Страница 87: ...eck the combustion efficiency at full load with maximum flow temperature for the type of system you are servicing 3 Check that the measured value is higher than the regulatory requirements 8 24 Water...

Страница 88: ...88 MYDENS COSMOGAS 8 MAINTENANCE 8 26 Wiring diagram Figure 77...

Страница 89: ...ry heat exchanger temperature fuse 19 System fill solenoid valve 20 Slave appliance BUS 21 Cascade temperature sensorsensor 1015 22 Master appliance BUS 23 Ambient thermostat TA CR04 remote control Co...

Страница 90: ...wer 50 30 PCI PCS 106 5 96 0 105 7 95 2 104 7 94 3 Min useful output power 50 30 kW 3 3 3 3 6 14 Efficiency at min useful output power 50 30 PCI PCS 103 0 92 8 103 0 92 8 102 4 92 3 Efficiency at 30 o...

Страница 91: ...5 20 25 Weighted NOx 0 O2 Class 6 EN 15502 PCS mg kWh 25 31 24 CO2 at minimum maximum power G20 8 5 9 0 8 5 9 0 8 5 9 0 G31 10 0 10 4 9 5 10 5 10 0 10 5 O2 at minimum maximum power G20 5 8 4 9 5 8 4 9...

Страница 92: ...7 2 Accessing the menus 3 Keys for scrolling and changing parameter values 4 Exit button from menu navigation and return to normal operation 5 Navigating the menus 6 Changing parameters 7 Men 8 Exampl...

Страница 93: ...ements of the EU Regulation on Gas Appliances 2016 426 UE and the Efficiency Directive 92 42 CEE modified by Reg UE 813 2013 applying the standards EN 15502 1 2012 A1 2015 and EN 15502 2 1 A1 2016 and...

Страница 94: ...ary electricity consumption At full load elmax kW 0 035 0 035 At partial load elmin kW 0 010 0 010 In standby mode Psb kW 0 003 0 003 Other factors Standby heat loss Pstby kW 0 030 0 030 Ignition burn...

Страница 95: ...30 9 30 9 87 6 87 6 87 6 87 2 87 2 87 2 8 3 8 3 8 3 10 3 10 3 10 3 97 7 97 7 97 7 96 3 96 3 96 3 0 035 0 035 0 035 0 035 0 035 0 035 0 010 0 010 0 010 0 010 0 010 0 010 0 003 0 003 0 003 0 003 0 003...

Страница 96: ...COSMOGAS s r l Via L da Vinci 16 47014 Meldola FC Italia info cosmogas com www cosmogas com...

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