Bongioanni Multidea Evo 100 Installation And Maintenance Instructions Manual Download

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Professional

Multidea Evo

Multidea Evo M

WALL-HUNG
CONDENSING BOILERS AND
HEATING SETS, APPROVED
BY I.S.P.E.S.L./I.N.A.I.L.

Installation and

maintenance instructions

Summary of Contents for Multidea Evo 100

Page 1: ...Professional Multidea Evo Multidea Evo M WALL HUNG CONDENSING BOILERS AND HEATING SETS APPROVED BY I S P E S L I N A I L Installation and maintenance instructions ...

Page 2: ...y observed as stated in this manual The Multidea Evo appliances comply with Gas directive 2009 142 EC Efficiency Directive 92 42 EEC Low voltage directive 2006 95 EC Electromagnetic compatibility directive 2004 108 EC Energy Efficiency Condensing classification NOx Class 5 70 mg kWh For the serial number and year of manufacturer refer to the technical data plate CONFORMITY Company Management 0051 ...

Page 3: ...1 CONNECTION OF OUTSIDE SENSOR OPTIONAL 23 GAS CONNECTION 24 FLUE EXHAUST AND EXTRACTION OF COMBUSTION AIR 25 CONDENSATE REMOVAL 27 FILLING AND DRAINING 28 MENU NAVIGATION TREES AND PROCEDURES 29 KEY TO THE USER MENU LINES 31 TECHNICIAN MENU NAVIGATION TREE 32 KEY TO TECHNICIAN MENU 37 INITIAL COMMISSIONING 40 PRELIMINARY PROCEDURES 40 INITIAL COMMISSIONING 40 USER INTERFACE SETTINGS VIA TECHNICIA...

Page 4: ... to service the appliance at least once a year SAFETY WARNINGS AND REGULATIONS b IT IS STRICTLY PROHIBITED to allow children or disabled persons to change settings on the appliance without assistance IT IS STRICTLY PROHIBITED to activate electrical devices or equipment such as switches telephones household appliances etc if smells of fuel or uncombusted fuel are detected In this case Open doors an...

Page 5: ... and shuts off when it returns to 15 C Obviously the gas and electrical mains supplies must be active during these periods The design phase adopted specific solutions to obtain a constantly optimal air gas mix minimise dispersions reduce noise levels to a minimum The Multidea Evo boilers are designed for connection to 0 10 V DC controls and for operation in cascade in sets of up to 6 units and can...

Page 6: ...EL EFFICIENCY CLASS COUNTRY OF DESTINATION SERIAL NUMBER GAS CATEGORY WATER CONTENT MAXIMUM HEATING OUTPUT MINIMUM HEATING OUTPUT ELECTRICAL POWER SUPPLY MAX OPERATING PRESSURE MINIMUM USEFUL OUTPUT TYPE OF BOILER BOILER CODE BOILER CLASS MAXIMUM USEFUL OUTPUT ELECTRICAL PROTECTION RATING ELECTRICAL POWER ABSORPTION MONTH AND YEAR OF MANUFACTURE NOx CLASS Bongioanni Caldaie S r l Via Piave n 14 12...

Page 7: ... 7 Boiler pump 8 Boiler board 9 Heating supply pipeline 10 NTC heating supply sensor 11 Gas valve 12 Gas inlet 13 Condensate drain syphon 14 Condensate drain hose 15 Boiler drain valve 16 Safety valve drain 17 Heating return pipeline 18 Pressure transducer 19 Safety valve 5 bar 20 NTC heating return sensor 21 Pressure gauge 22 Blower 23 Burner 24 Air intake duct complete with silencer 25 Flame det...

Page 8: ...0476 kg sec Mass air flow rate at Qmin 0 0033 0 0056 0 0069 kg sec Max condensate production min max 2 2 8 6 3 7 14 6 5 3 16 7 l h Max min CO2 G20 9 3 8 8 9 1 8 7 9 4 9 0 Max min CO2 G30 11 8 11 2 11 8 11 6 11 8 10 6 Max min CO2 G31 10 1 9 6 9 9 9 4 10 2 9 4 Weighted CO 18 13 11 mg kWh Weighted NOx 64 28 30 mg kWh NOx CLASS 5 ELECTRICAL DATA Max electrical absorption Multidea Evo 165 415 595 W Max...

Page 9: ...r 10 Gas valve 11 Gas inlet 12 Condensate drain syphon 13 Condensate drain hose 14 Boiler drain valve 15 Safety valve drain 16 Heating return pipeline 17 Pressure transducer 18 Safety valve 5 bar 19 NTC heating return sensor 20 Pressure gauge 21 Blower 22 Burner 23 Air intake duct complete with silencer 24 Flame detector electrode 25 Flame inspection glass 26 Ignition electrode 27 Primary condensi...

Page 10: ...0 6000 Head without check valve Head with check valve Head without check valve Head with check valve Nominal output at Dt 20 C Boiler pressure drop with check valve Boiler pressure drop without check valve Boiler pressure drop with check valve Boiler pressure drop without check valve Boiler pressure drop with check valve Boiler pressure drop without check valve MULTIDEA EVO M modulating pump head ...

Page 11: ...f the appliance enabling use of DSP keys date time date OUTSIDE 7o C 69o 0 0 OFF OFF time Key functions DESCRIPTION OF SYMBOLS ON DISPLAY Monday 24 September 2012 OUTSIDE 5o C 80o 0 0 ON ON 09 37 HEATING D H W SET DATE SUPPLY TEMPERATURE READING DOMESTIC HOT WATER REQUEST ACTIVE OUTSIDE SENSOR TEMPERATURE READING OPERATING MODE INITIAL SCREEN SET TIME BOILER WATER PRESSURE HEATING REQUEST ACTIVE 1...

Page 12: ...ON Monday 24 September 2012 OUTSIDE 7o C 69o 0 0 ON ON 09 37 date OUTSIDE 7o C 69o 0 0 OFF OFF time J ECO Manual This reduces by the set value the temperature of domestic water supply and heating water energy saving mode Monday 24 September 2012 OUTSIDE 7o C 69o 0 0 ECO ECO 09 37 eco E ESC Interrupts the current action and returns to the initial screen date OUTSIDE 7o C 69o 0 0 OFF OFF time F MENU...

Page 13: ... confirm C OK Enables access to the selected line of the menu or sub menu confirmation of a newly modified value DHW settings 1 DHW setpoint 2 ECO setpoint reduction 3 Scheduler set oK to confirm DHW setpoint 60 oK to confirm A RED at top Enables access to the USER menu increases to the value to be modified Keep pressed to speed up the action MENU USER TECHNICIAN a A A DHW setpoint 70 oK to confir...

Page 14: ...ch L N 230V 50Hz Room thermostat Cascade pump Storage tank pump Second heating pump Alternative Configuration Remote alarm Display board Main board 24 23 22 21 20 19 30 29 28 27 26 25 18 17 16 15 14 13 Storage tank thermostat Storage tank sensor Master communication Slave communication 0 10V Open Therm Cascade sensor MC2 MC1 Outside sensor X13 X05 X04 X07 X01 X06 X03 X12 X15 X11 X02 X01 X00 X14 Bl...

Page 15: ...ls with bar code Hydraulic test certificate Spare parts catalogue Control unit handbook b WARNINGS Always use suitable personal protective equipment when removing packaging and handling the appliance The manual is an integral part of the appliance and therefore it is recommended to read it before installing and operating the appliance The manual should be stored with care for future consultation a...

Page 16: ...ith current legislation in the place of use INSTALLATION ROOM The installation room must always comply with current technical standards and legislation in the country of use The room must be fitted with suitably sized ventilation outlets in the case of TYPE B23P installations The installation room must exclusively be for this purpose and comply with current technical standards and legislation in t...

Page 17: ...e when cleaning filters ensure that the system has specific shut off valves for this purpose b WARNINGS The manufacturer declines all liability for possible damage caused by incorrect installation or design of the flue or constant replenishment of the boiler water Before installing the appliance thoroughly clean all pipelines and heating elements PROPERTIES OF WATER TO BE USED WHEN FILLING THE SYS...

Page 18: ...l hardness The water must also be treated to maintain the pH factor within the envisaged range to avoid the risk of corrosion On a register note the quantity of filling water top up water water quality readings and water treatment used Install a meter to control the quantity of filling and top up water The conductivity of the untreated water in the system must NEVER exceed 600 µs cm If the system ...

Page 19: ... Fuel shut off valve 5 System return manifold 6 System supply manifold 7 Screening filter SE OTC sensor NC Condensate neutraliser CR Remote control Sc Drain ZAt High temperature zone ZBt Low temperature zone TA1 room thermostat in high temperature zone TA2 room thermostat in low temperature zone PR1 High temperature system pump PR2 Low temperature system pump VM Low temperature system mixing valve...

Page 20: ...PERATURE zone a LOW TEMPERATURE zone and a remote STORAGE TANK eco esc menu ok Lunedi 24 Settembre 2012 09 37 GAS NC Sc TA1 TA2 ZAt ZBt PR1 PR2 SE CR VM Vic IAF SB IAF UAC 1 2 3 4 5 6 7 8 9 1 Boiler 2 INAIL safety module 3 Hydraulic separator 4 Pump 5 Fuel shut off valve 6 Remote storage tank man aged directly by the boiler 7 System return manifold 8 System supply manifold 9 Screening filter SE OT...

Page 21: ...tify the boiler terminal board MC1 and make the connections inserting the cables in the relative strain relief cable glands 4 at the base of the boiler After making all connections refit the front cover Boiler terminal board 1 MC1 MC2 Boiler terminal board 2 12 11 10 9 8 7 6 5 4 3 2 1 Main Switch L N 230V 50Hz Room thermostat Remote alarm 24 23 22 21 20 19 30 29 28 27 26 25 18 17 16 15 14 13 0 10V...

Page 22: ... 4 3 2 1 Main Switch L N 230V 50Hz Room thermostat Storage tank pump Remote alarm 24 23 22 21 20 19 30 29 28 27 26 25 18 17 16 15 14 13 Storage tank thermostat Storage tank sensor 0 10V Outside sensor Main Switch L N 230V 50Hz Room thermostat Remote alarm 0 10V Open Therm Outside sensor Boiler terminal board 1 MC1 MC2 Boiler terminal board 2 12 11 10 9 8 7 6 5 4 3 2 1 Bypass valve Main Switch L N ...

Page 23: ...re to earth the appliance or specifications in the wiring diagrams N B The on board fuse is 3 15A both for Phase and Neutral REMOTE ALARM The outputs of terminals 11 12 supply a voltage free contact max 230Vac 0 8A for the management of an alarm signal This contact is activated each time an error malfunction occurs on the boiler CONNECTION OF OUTSIDE SENSOR OPTIONAL The outside sensor must be inst...

Page 24: ...processing residue The installation of the suitably sized filter is recommended b WARNINGS The gas supply system must be suitable for the capacity of the appliance and be equipped with all safety and control devices as envisaged by current standards On completion of installation check that all connections are sealed and secure Fittings Multidea Evo 60 100 115 GAS Gas supply 3 4 1 1 4 1 1 4 Ø eco E...

Page 25: ...installations open AR1 by removing the metal cover and applying it on AR2 to close off the aperture Ensure that the AR2 closure is completely sealed Flue exhaust duct installation The horizontal sections of the flue duct must be set at a gradient of approx 1 5 degrees 25 mm per metre and therefore the terminal must be positioned higher that the inlet on the boiler side Only the coaxial pipe with t...

Page 26: ...day 24 September 2012 09 37 YES YES NO NO TYPE C installations COAXIAL WALL MOUNTED FLUE EXHAUST KIT Ø 80 125 mm This kit enables air intake and flue exhaust mounted on the wall by means of a coaxial system SPLIT EXHAUST INTAKE DUCT KIT Ø 80 mm This kit enables separation of the flue exhaust and air intake ducts The terminals can be inserted in special flue lines designed for this purpose or to re...

Page 27: ...esidual head to the blower FLUE TEST KIT This kit enables simply and quick flue analysis 205 mm Multidea Evo Residual head Pa Maximum linear length m with pipelines Ø 80 80 60 117 19 100 348 17 115 270 10 5 CONDENSATE REMOVAL The condensate drain must comply with current local and or national standards The condensate drain line must be tightly sealed with dimensions suited to those of the syphon a...

Page 28: ...e valve 3 in the boiler and those envisaged at the highest point of the boiler Ensure that the boiler drain valve 15 is closed Ensure that the pre charge pressure of the expansion vessel s is correct Open the system filling valve CI and slowly charge until the pressure gauge 21 indicates a value in cool conditions of approx 2 bar Close the system filling valve CI N B Small deviations from readings...

Page 29: ...AGNOSTICS to confirm oK A D B C PASSWORD C Technician menu 1 ADVANCED CH SETTINGS 2 ADVANCED DHW SETTINGS 3 SYSTEM SETTINGS 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS to confirm oK A D B C Technician menu 1 ADVANCED CH SETTINGS 2 ADVANCED DHW SETTINGS 3 SYSTEM SETTINGS 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS to confirm oK A C See NAVIGATION TREE S...

Page 30: ...LIDAY C 1 CH holiday setpoint C 20 C 20 max absolute T D B D 2 DHW holiday setpoint C 80 C 30 85 C 4 MAINTENANCE C 1 Contact info C read only D B D 2 Service due date C read only User menu navigation TREE MENU A A A oK A oK A D B C C User menu 1 HEATING 2 DOMESTIC HOT WATER 3 HOLIDAY 4 MAINTENANCE 5 SETTINGS 6 DIAGNOSTICS to confirm User menu 1 HEATING 2 DOMESTIC HOT WATER 3 HOLIDAY 4 MAINTENANCE ...

Page 31: ...upply in energy saving mode day or night time 1 3 1 Enable disable on board scheduler Enable or Disable implementation of the heating time bands set for the various week days 1 3 2 Scheduler set Settings of the heating time bands applied for the various week days 2 DOMESTIC HOT WATER 2 1 DHW setpoint Entry of the setpoint for DHW temperature 2 2 ECO setpoint reduction Entry of value to reduce temp...

Page 32: ...ETTINGS 3 SYSTEM SETTINGS 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS to confirm oK A C Technician menu Insert code to confirm To select oK 2 3 1 See NAVIGATION TREE See NAVIGATION TREE ONCE followed byC For a maximum of 15 minutes the system enables exit and subsequent re entry to the technician menu without the need to enter the password On elapse of this interval entry of...

Page 33: ... 5 1 30 D 5 CH anticycling timer C 2 0 15 D 6 DHW request type C Outside sensor room therm 0 10V signal 0 10V signal SP C Room ther mostat Outside sensor room therm 0 10V signal 0 10V signal SP 2 ADVANCED DHW SETTINGS C 1 DHW power C 1 Maximum power 100 C 100 0 100 D B D 2 Minimum power 0 C 0 0 100 D 2 DHW temperature C 1 Storage DHW setpoint C 80 C 35 85 C D 2 Instant DHW setpoint C 60 C 10 65 C ...

Page 34: ...ed Enabled dis abled D 8 Heat exchanger delta C 10 C 5 20 C D 9 Modbus parameters C 0 0 255 D 10 3 way valve travel time C 10s 1 255s D 2 User interface settings C 1 Language C Italiano English Italiano D 2 Select Units C Celsius Fahrenheit Celsius D 3 Set date C Enter the date D 4 Set time C 24 hours 24 hours 12 hours D 3 Maintenance settings C 1 Service information C Enter tel n D 2 Service due ...

Page 35: ...r set C 1 Enable disable on board scheduler C Enabled Enabled disabled D 2 Scheduler set C Monday week days D 3 Holiday settings C 1 CH holiday setpoint C 20 C 20 85 C D 2 DHW holiday setpoint C 30 C 30 85 C 6 CASCADE C 1 Cascade set C 1 Cascade switch delay C 60s 0 255 s D B D 2 Cascade min power C 14 0 100 D 3 Single burner power C depending on heating appliance 0 2550kW D 4 Boiler for DHW C 0 0...

Page 36: ... C Set D 3 115kW C Set D 2 LPG G30 C 1 60kW C Set D 2 100kW C Set D 3 115kW C Set D 2 Floor standing boiler 1 C 1 G20 C 1 115kW C Set D 2 150kW C Set D 3 200kW C Set D 4 240kW C Set D 5 280kW C Set D 2 G31 C 1 115kW C Set D 2 150kW C Set D 3 200kW C Set D 4 240kW C Set D 5 280kW C Set D 3 Floor standing boiler 2 C 1 G20 C 1 340kW C Set D 2 410kW C Set D 3 480kW C Set D 4 550kW C Set D 5 620kW C Se...

Page 37: ...ime setting 1 5 CH anticycling timer Time interval during which burner ignition requests are ignored 1 6 CH request type Selection of device used Outside sensor room thermostat 0 10V signal power 0 10V signal SP temperature 2 ADVANCED DHW SETTINGS 2 1 1 Maximum power Entry of maximum applicable power 2 1 2 Minimum power Entry of minimum applicable power 2 2 1 Storage DHW setpoint Water temperature...

Page 38: ... modification of current date 3 2 4 Set time Selection of 12 or 24 hour format Entry or modification of current time 3 3 1 Service information Entry of telephone number for Technical Services 3 3 2 Set maintenance date Entry of date for next maintenance 4 DIAGNOSTICS 4 1 Boiler information Display of boiler status and temperature readings TOdisplay selectthe message press C and view the values scr...

Page 39: ... generator dedicated to DHW pro duction In the case of combining several generators of the same output this algorithm does not need to be enabled 6 1 8 Cascade pump speed max Setting of maximum admissible speed for cascade pumps 6 1 9 Cascade pump speed min Setting of minimum admissible speed for cascade pumps 6 2 Cascade info Display of information on the cascade configuration 6 3 Cascade autodet...

Page 40: ...circuit pressure in cool conditions is greater than 2 bar and no air is present in the circuit purging completed the expansion vessel is fitted correctly sized and pre charged all electrical connections have been made correctly the flue exhaust ducts and fuel air intake points if present comply with specifications requirements the check valve is fitted and the relative data plate specifications ar...

Page 41: ...S 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS to confirm D TWICE C to select 3 SYSTEM SETTINGS to confirm and access the selected line oK Technician menu 1 ADVANCED CH SETTINGS 2 ADVANCED DHW SETTINGS 3 SYSTEM SETTINGS 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS to confirm System settings 1 Boiler parameters 2 User interface settings 3 Service settings...

Page 42: ...terface settings 1 Select Language 2 Select Units 3 Set date 4 Set time oK to confirm Set date oK 04 01 2001 to select to confirm A OR A D A OR A D A OR A C to set the current day to select the month to set the current month to select the year to set the year to confirm the settings and return to line 3 Set date Set date oK 04 01 2001 to select to confirm a a A Set date oK 09 01 2001 to select to ...

Page 43: ...t time to select the minutes to set the minutes to confirm the settings and return to line 4 Set time Set time oK 16 05 to select to confirm a a A Set time oK 16 20 to select to confirm a a A User interface settings 1 Select Language 2 Select Units 3 Set date 4 Set time oK to confirm CHECKING MODIFYING FACTORY SETTINGS The appliance leaves the factory with the settings as described in the paragrap...

Page 44: ...he third digit 1 to confirm the password and enter the menu 2 3 1 oK Technician menu Insert code to select to confirm a A A oK Technician menu 1 ADVANCED CH SETTINGS 2 ADVANCED DHW SETTINGS 3 SYSTEM SETTINGS 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS to confirm D 7 TIMES C to select 8 BOILER TYPE to confirm and access the selected line Technician menu 3 SYSTEM SETTINGS 4 DI...

Page 45: ...AN menu which requires entry of the PASSWORD date OUTSIDE 7o C 69o 0 0 OFF OFF time MENU USER TECHNICIAN A a A The setting of the gas change parameter AUTOMATICALLY sets the blower RPM as stated in the table DESCRIPTION Multidea Evo 60 100 115 Speed at nominal heating capacity G20 5700 7200 7300 rpm Speed at minimum heating capacity G20 1250 1450 1600 rpm Speed at nominal heating capacity LPG 5100...

Page 46: ...ct 3 SYSTEM SETTINGS to confirm and access the selected line oK Technician menu 1 ADVANCED CH SETTINGS 2 ADVANCED DHW SETTINGS 3 SYSTEM SETTINGS 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS to confirm System settings 1 Boiler parameters 2 User interface settings 3 Service settings oK to confirm C C to confirm and access the selected line to select 1 Ignition power System sett...

Page 47: ...to enter the TECHNICIAN menu which requires entry of the PASSWORD date OUTSIDE 7o C 69o 0 0 OFF OFF time MENU USER TECHNICIAN A a A To check the blower speed at the maximum and or minimum flow rate proceed as described in the next paragraph BOILER IGNITION and MANUAL TEST function After setting the maximum and or minimum boiler output press to return to 3 Manual Test Btwice to select 1 Boiler info...

Page 48: ...NCED DHW SETTINGS 3 SYSTEM SETTINGS 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS to confirm D 3 TIMES C to select 4 DIAGNOSTICS to confirm and access the selected line Technician menu 1 ADVANCED CH SETTINGS 2 DOMESTIC HOT WATER 3 SYSTEM SETTINGS 4 DIAGNOSTICS 5 USER SETTINGS 6 CASCADE 7 RESTORE FACTORY SETTINGS oK to confirm Diagnostics 1 Boiler information 2 Lockout history ...

Page 49: ...ions Disconnect the electrical and gas power supplies from the appliance Eliminate the cause of the fault Restart the appliance Errors with safety stop The table below lists the errors faults that generate a Safety Stop To restore normal operating conditions Disconnect the electrical and gas power supplies from the appliance Eliminate the cause of the fault The appliance restarts automatically on ...

Page 50: ... CALIBRATION AFTER GAS TYPE CHANGES For the gas change procedure see the specific section on page 44 To perform the operational checks and or calibration after a gas change proceed as follows Activate the MANUAL TEST function and press A to increase power to 100 see section MANUAL TEST function page 47 This sets the heating unit to operate at Maximum Capacity Measure the gas flow rate taking into ...

Page 51: ... relevant corrective factors Use the analyser to take CO2 and CO readings Compare the readings with those of the table on the previous page If these do not correspond gradually adjust the MIN gas adjuster screw on the gas valve until the analyser shows the correct combustion values Press Cto deactivate the MANUAL TEST function If necessary make adjustments both at the maximum and minimum values b ...

Page 52: ...ress C and check the existing values If these need to be modified select and enter the relevant line to be modified Modify the value and press C to confirm IMPORTANT After setting entering the optimal values enter lines 4 OTC setpoint table and 5 OTC curve to display the appliance operating mode and make further corrections if necessary it may be necessary to wait for around one minute to enable t...

Page 53: ... the 0 10V signal as follows A with voltage increase voltage 2V OFF 2V voltage 10V linear variation of Power or Temperature B with voltage decreasing 2V voltage 10V linear variation of Power or Temperature 1V voltage 2V Minimum Power or Minimum Temperature voltage 1V OFF In both modes climatic control is managed by the external controller and therefore to avoid problems of overlapping time bands a...

Page 54: ...nt corresponding to ON mode comfort The temperature is modulat ed on the basis of the outside temperature Request enabled fixed set point at set Tmax AT contact open Scheduler ENABLED Request disabled heat ing unit on stand by Request disabled heating unit on stand by Request disabled heating unit on stand by Scheduler DISABLED Request enabled set point corresponding to ECO mode The temper ature i...

Page 55: ...NGS 6 DIAGNOSTICS to confirm Heating settings 1 CH temperature OTC set 2 ECO setpoint reduction 3 Scheduler set oK to confirm D TWICE C to select 3 Scheduler set to confirm and access the selected line oK Heating settings 1 CH temperature OTC set 2 ECO setpoint reduction 3 Scheduler set to confirm oK Scheduler set 1 Enable disable on board scheduler 2 Scheduler set to confirm B D C to select Enabl...

Page 56: ...N 2 3 4 5 6 Monday Friday to confirm to select Save Exit a a A oK 1 05 30 08 00 ON 2 3 4 5 6 Monday Friday to confirm to select Save Exit a a A D C to select Save and exit or Copy to the Next Day if the user wishes to copy the current settings to the next day to save the settings made and return to the line of the single day or group of week days selected previously Copy to the Next Day oK 1 05 30...

Page 57: ... line oK User menu 1 HEATING 2 DOMESTIC HOT WATER 3 HOLIDAY 4 MAINTENANCE 5 SETTINGS 6 DIAGNOSTICS to confirm oK Holiday 1 CH holiday setpoint 2 DHW holiday setpoint to confirm C A OR A C to select 1 CH holiday setpoint to set the required value to confirm the settings and return to line 1 CH holiday setpoint CH holiday setpoint 50 oK to confirm oK Holiday 1 CH holiday setpoint 2 DHW holiday setpo...

Page 58: ...ct the year to set the year to confirm the settings made and enter the Holiday end screen NOTE to make the settings for the day month and year of the holiday end follow the same procedure as described for Holiday start Holiday start 30 10 2012 oK to confirm a a A Holiday start 30 10 2012 oK to confirm a a A Holiday start 30 12 2012 to confirm oK a a A Holiday start 30 12 2012 oK to confirm a a A H...

Page 59: ...s After cleaning dry the appliance thoroughly b WARNINGS If replacing parts use EXCLUSIVELY original spare parts Never use abrasive products benzene or trichloroethane INTERNAL CLEANING To ensure correct operation of the appliance the burner and flue lines in the exchanger need to be cleaned periodically It is indispensable to mechanically and completely remove the dirt from the exchanger to avoid...

Page 60: ...TANT It is compulsory to test sealing efficiency of the gas line as required by current standards b WARNINGS The silicon seal of the front panel of the combustion chamber must be replaced if worn and in any event should be changed ever 2 years The detection electrode 2 also acts as a sensor to confirm correct condensate drainage If this electrode comes into contact with the condensate present in t...

Page 61: ...Clean the combustion chamber Insufficient burner flow rate Check burner settings The generator reaches the set temperature but the heating systems are cool Presence of air in the system Purge the system System pump Unblock the pump Replace the pump Frequent intervention of the system safety valve System safety valve Check setting or efficiency System pressure Check filling pressure Check pressure ...

Page 62: ...NOTES 62 ...

Page 63: ......

Page 64: ...aldaie it info bongioannicaldaie it For purposes of improvements Bongioanni Caldaie reserves the right to make modifications to product characteristics at any time without notice Bongioanni Caldaie declines all liability for any errors or inaccuracies in this catalogue which may not be considered as a form of agreement with any third parties 008274138 1015 64A4 IT ...

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