Fondital KBS 24 - 32 Installation, Use And Maintenance Manual Download Page 16

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Instructions for the user

1.5 Comfort function enable/disable

This function keeps the plate heat exchanger hot, to minimise the waiting time for the production of DHW. When the "COMFORT" icon is on,

the function is enabled. When it is off the function is disabled and the boiler performs the standard functions.
If "COMFORT" function is enabled, press

button to disable it.

If "COMFORT" function is disabled, press

button to enable it.

1. "Comfort" function enabled
2. Press OK

3. "Comfort" function disabled

Summary of Contents for KBS 24 - 32

Page 1: ...IST 03 C 872 01 MADEIRA SOLAR COMPACT KBS 24 32 INSTALLATION USE AND MAINTENANCE EN Translation of the original instructions in Italian...

Page 2: ...equirements set forth by the prevailing rules We hereby inform you that certain models versions and or accessories relevant to the products this manual refers to might not be available in some countri...

Page 3: ...echnicians Original parts must be used for all repairs to the boiler Non observance of the above requirements may affect the safety of the boilers and endanger people animals and or property This appl...

Page 4: ...the boiler 2 Turn the master switch installed ahead of the boiler ON the boiler display turns on 3 If you do not wish to activate the CH function press the button until displaying the symbol only the...

Page 5: ...data 42 2 6 General characteristics 43 2 7 ERP and Labelling data 45 3 Instructions for the installer 47 3 1 Installation standards 47 3 2 Choosing where to install the boiler 47 3 3 Installing the bo...

Page 6: ...6 6 Decommissioning disassembly and disposal 85 7 Malfunctions possible causes and solutions 86 7 1 Troubleshooting 86...

Page 7: ...s 53 Fig 14 Plugs position 54 Fig 15 Hole position 54 Fig 16 Connection to gas mains 55 Fig 17 Condensate drain 56 Fig 18 Thermoregulation curves 60 Fig 19 Filling the solar plant 68 Fig 20 Available...

Page 8: ...ta 32 kW 46 Tab 9 Boiler re ignition temperature 57 Tab 10 Limits to be set for TSP parameters and default values in relation to boiler type TSP0 58 Tab 11 List of parameters I 61 Tab 12 List of param...

Page 9: ...manual programme selection C Time and ambient temperature setting D Set the domestic hot water DHW E Set the heating water and the CH settings F Alarm reset and back to the starting page during parame...

Page 10: ...ures associated with the sun and the moon 9 Display of current time fan revolutions Not used 10 Indicates if the unit is in time slot programming mode Not used 11 Manual mode operation Manual mode set...

Page 11: ...n of the centigrade degrees Not used 21 Solar pump or solar valve active Not used 22 Indication of system pressure measurement unit Not used 23 Percentage indication Not used 24 During parameter editi...

Page 12: ...erature and the heating system pressure are displayed SUMMER WINTER CENTRAL HEATING ONLY Boiler switch in SUMMER or WINTER mode or CH ONLY Solar pump or solar valve active The flow temperature and the...

Page 13: ...temperature is displayed WINTER CENTRAL HEATING ONLY Boiler switch in SUMMER or WINTER mode Comfort function in progress the plate exchanger is kept heated The flow water temperature is displayed SUMM...

Page 14: ...nabled in sequence At this stage all buttons are enabled 1 OFF operating status When the OFF mode is enabled no function is active 2 SUMMER operating status When the SUMMER mode is enabled only the DH...

Page 15: ...button is released icon will continue flashing for approx 3 seconds and temperature value will flash as well After this time value is stored and display standard operation will be restored Press CH bu...

Page 16: ...r the production of DHW When the COMFORT icon is on the function is enabled When it is off the function is disabled and the boiler performs the standard functions If COMFORT function is enabled press...

Page 17: ...ter Thesecondvaluetobemodifiedis MINUTES Flashing values can be edited by pressing CH buttons 4 Press to access the day and night setting function described in the following paragraph 5 Press OK to co...

Page 18: ...request based on the set temperatures as follows If no ambient probe is connected to the boiler temperatures cannot be set Day temperature is identified by the symbol while night temperature by the s...

Page 19: ...for the user 3 Press OK to confirm the edited values and enter the night temperature setting mode 4 Press CH buttons to edit night temperature values 5 Press OK to confirm the edited values and quit t...

Page 20: ...tion 24 hours a day in both zones at the day temperature disabling at the same time zone 1 and zone 2 programming External water heater if there is one is heated according to the specific programme 1...

Page 21: ...symbol allows boiler to enable heating of both zones in day temperature or night temperature based on the programming envisaged for zone 1 and zone 2 1 Press PROG twice to access the automatic progra...

Page 22: ...ress CH buttons to move inside the different times of the day 10 To program other days of the week or to program zone 2 and water heater press 11 You will go back to the starting page Whatever part of...

Page 23: ...Displaying of set flow temperature for zone 2 V versions P34 Displaying of flow temperature currently detected for zone 2 V versions P36 Displaying of set flow temperature for zone 3 Z versions P37 D...

Page 24: ...interface The interface is enabled and after 15 seconds is disabled unless a button is pressed 1 13 Resume boiler function The display shows the failure based on the corresponding error code see Troub...

Page 25: ...C to 78 C pressing CH reduced range from 20 C to 45 C pressing CH For models with double or triple outlet for high temperature and low temperature zones V and Z versions the boiler operating range in...

Page 26: ...ters on page 61 Parameter selection is to be carried out by an installer or an Authorised Service Centre The user can set the DHW temperature by using the manually adjustable thermostatic mixing valve...

Page 27: ...ion ends when the probe ambient temperature reading reaches 6 C 1 14 4 2 Flow freeze protection function When the heating water temperature sensor detects a water temperature of 5 C the boiler switche...

Page 28: ...set point value set by the user or when solar collector probe temperature is 3 C lower than solar water heater probe temperature editable with parameter P21 Function can be disabled with parameter P2...

Page 29: ...list of shut down types and the procedure to follow in each case 1 15 1 Burner shut down Fault code E01 is displayed flashing on the display in the event of burner shut down due to missing flame If th...

Page 30: ...low water to enter the boiler keep the cock open until the control panel shows a value of 1 1 3 bar turn cock clockwise to close it If the boiler still fails to operate contact a service centre or a q...

Page 31: ...versions In this case boiler ignition is disabled only for the zone affected by the fault All other zones operate correctly WARNING In any case contact a service centre or qualified personnel for main...

Page 32: ...he boiler serviced and repaired by a qualified Service Centre WARNING The user may only clean the external casing of the boiler employing common household products Do not use water 1 17 Notes for the...

Page 33: ...t for connection to a high temperature and a low temperature zone KBS 32 V Condensing boiler with water heater with single coil for solar integration and domestic hot water production with 30 4 kW hea...

Page 34: ...high and low temperature outlets V and Z versions Circulation pump for solar plant Solar plant hydraulic control unit Flow meter for DHW flow measurement 13 l min KBS 24 and 16 l min KBS 32 DHW flow...

Page 35: ...and flue cleaning modes 30 seconds adjustable DHW post circulation function 30 seconds Post circulation function for heating temperature 78 C 30 seconds Post ventilation function at the end of each o...

Page 36: ...s 2 2 Dimensions 600 1857 173 92 190 411 43 96 643 42 0 1006 1071 1133 1263 1328 1393 1458 1523 1588 1653 1718 1783 A B C D E Fig 4 Dimensions A Front view B RH side view C Rear view D View from top E...

Page 37: ...3 4 1 2 3 4 5 6 7 Fig 5 Madeira Solar Compact KBS hydraulic diagram MADEIRA SOLAR COMPACT KBS V 1 High temperature CH flow zone 1 3 4 2 Low temperature CH flow zone 2 3 4 3 Gas 1 2 4 High temperature...

Page 38: ...zone 2 3 4 3 Gas 1 2 4 High temperature CH return zone 1 3 4 5 Low temperature CH return zone 2 3 4 6 Low temperature CH flow zone 3 3 4 7 Low temperature CH return zone 3 3 4 8 DHW outlet 3 4 9 Cold...

Page 39: ...y deviating DHW valve 13 Solar system pump 14 Solar plant flowmeter with filler cock and discharge cock 15 170 litre solar water heater 16 DHW 6 bar safety valve 17 System discharge cock 18 Zone 1 hig...

Page 40: ...40 Technical features and dimensions KBS V KBS Z Fig 9 Boiler operation diagram...

Page 41: ...solar expansion vessel 17 Heating system discharge cock 18 DHW 6 bar safety valve 19 Water heater drain cock 20 Motorised 3 way deviating DHW valve 21 Cold water probe 22 Plate exchanger 23 Solar 6 b...

Page 42: ...as category II2H3P Fuel Gas mains pressure mbar Nozzle mm Diaphragm diameter mm Flue CO2 value Natural gas G20 20 3 7 9 0 9 3 Propane Gas G31 37 3 0 10 0 Tab 2 Adjustment specifications KBS 24 Fuel Ga...

Page 43: ...4 16 2 Qualification of domestic hot water EN 13203 1 Draw capacity for 10 min EN 13203 1 l min 13 4 16 2 Electric power supply voltage frequency V Hz 230 50 230 50 Power mains supply fuse A 3 15 3 1...

Page 44: ...ency rating 106 5 Efficiency rating according to 92 42 EC NOx emission class 5 Tab 5 Combustion specifications KBS 24 Description um Max output Min output 30 load Casing heat loss with burner on 0 87...

Page 45: ...ency class For combination heaters 1 High temperature regime means 60 C return temperature at heater inlet and 80 C feed temperature at heater outlet Low temperature means for condensing boilers 30 C...

Page 46: ...on heaters Useful heat output For boiler space heaters and boiler combination heaters Useful efficiency Auxiliary electricity consumption Other items Item Rated heat output At rated heat output and hi...

Page 47: ...llection sites Keep packaging out of reach of children as it may be dangerous The manufacturer shall not be held responsible in case of damage to people animals or property due to failure to follow th...

Page 48: ...ing that the boiler is stable prepare a condensate drain see Fig 17 Condensate drain an outlet for the 3 bar and 6 bar safety valves an outlet for the 6 bar safety valve of the solar circuit in case t...

Page 49: ...on flue gas exhaust system it is necessary to perform a functional test of the boiler In case it is necessary to replace the safety device use only original spare parts supplied by the Manufacturer DA...

Page 50: ...he combustion chamber heat exchanger Type C33 Boiler intended for connection to vertical outlet and intake ducts connected to the outside by means of coaxial or split ducts The minimum distance betwee...

Page 51: ...meters including the first elbow connected to the boiler For each additional 1 meter of straight pipe maximum permissible length is to be reduced by 1 meter For each additional 90 elbow maximum permis...

Page 52: ...ter For each additional 45 elbow maximum permissible length is to be reduced by 0 5 meter The roof terminal reduces maximum permissible length by 5 5 meters The wall terminal reduces maximum permissib...

Page 53: ...the KBS 24 and of 20 meters for the KBS 32 models combined length of air intake and flue gas venting pipe For each additional 1 meter of straight pipe maximum permissible length is to be reduced by 1...

Page 54: ...on As soon as the DHW key is released again the display will show fan current rpm value flow temperature system pressure the lit flame on symbol the symbol to indicate that the flue cleaning function...

Page 55: ...riately sized gasket A made from suitable material see Fig 17 Condensate drain The boiler gas inlet coupling is NOT suitable for hemp teflon tape or similarly made gaskets A Fig 16 Connection to gas m...

Page 56: ...ectors to boiler and solar return pipe from boiler to collectors to the relevant fittings as shown in the figures in par Hydraulic connections on page 37 3 8 4 Condensate drain Comply with condensate...

Page 57: ...thoroughly check the power network WARNING The manufacturer cannot be held responsible for any damage caused by failure to earth the system correctly gas water or CH system pipes are not suitable for...

Page 58: ...the Remote Control refer to the instruction manual included in the Remote Control kit Board and Remote Control communicate in each operating mode OFF SUMMER WINTER CH ONLY Boiler display layout corres...

Page 59: ...ogether with power cables The temperature probe must be installed on an outside wall facing NORTH NORTH EAST in a position protected from weather Do not install near a window ventilation openings or s...

Page 60: ...alue is edited on boiler display the curves shift up or down respectively by the same amount With a fictitious ambient temperature setting of 20 C for example if you select the curve corresponding to...

Page 61: ...model 24 kW 58 32 kW 76 P7 TSP7 Fan speed at heating maximum output 10 100 88 P8 TSP8 Negative ramp start minimum speed P5 P6 According to the model 24 kW 56 32 kW 60 P9 TSP9 Negative ramp time 0 30 1...

Page 62: ...C only with connected ambient probe P52 SA1 ambient probe triggering differential ON 1 0 0 1 C 0 5 C only with connected ambient probe P53 Ambient probe SA1 correction range 5 0 5 0 C 0 0 C only with...

Page 63: ...ed P63 Zone 2 set point fictitious temp 15 35 C 20 C only with zone board connected P66 Selection of zone 3 curve 0 3 0 6 only with two zone boards connected P67 Zone 3 set point fictitious temp 15 35...

Page 64: ...diff for solar pump shut down 1 30 C 3 C P22 TSP22 Maximum collector temperature 80 140 C 120 C P23 TSP23 Minimum collector temperature 0 95 C 25 C P24 TSP24 Solar collector freeze protection 0 1 0 0...

Page 65: ...point of zone 4 flow temperature only with three zone boards connected optional P40 Current zone 4 flow temperature only with three zone boards connected optional P42 DHW plate exchanger temperature...

Page 66: ...3 mixing valve forcing 0 2 0 0 standard function 1 force opening 2 force closing P87 Zone 4 pump relay forcing 0 1 0 0 standard function 1 relay energised P88 Zone 4 mixing valve forcing 0 2 0 0 stan...

Page 67: ...g temperature stop the pump and repeat air bleeding procedure Allow the system to cool and restore water pressure to 1 1 3 bars WARNING Pressure sensor will not electrically enable the burner ignition...

Page 68: ...e system by slowly turning valve V until the top part of float G indicates the desired flow value It is recommended to set a flow value of approx 30 l h for every sq m of installed solar collector for...

Page 69: ...V KBS Z The boiler is equipped with a high efficiency circulation pump with variable speed It is possible to choose between two pump working modes 1 Variable head operation Turn circulation pump sele...

Page 70: ...0 0 200 400 600 800 1000 1200 1400 H Q 100 75 30 Fig 21 Available head KBS 32 0 100 200 300 400 500 600 700 0 200 400 600 800 1000 H Q III II I Fig 22 Available head solar circulation pump Q Flow rate...

Page 71: ...d KBS V Z high temperature zone 0 100 200 300 400 500 600 700 0 200 400 600 800 1000 1200 1400 1600 H Q III II I Fig 24 Available head KBS V Z low temperature zone 1 0 100 200 300 400 500 600 700 0 20...

Page 72: ...bk HEAT V rd b u p k b k b n X4 X3 X5 CN_L CN_I CN_M CN_A CN_E CN_C CN_D SF SR1 SR2 TF E Conn_F Conn_E Conn_C Conn_B Conn_A Conn_D CN_J 1 4 bw DHW bl S3S X2 N F n a F n c 230V a c SBS SCS A RS485 B R...

Page 73: ...ater heater probe PT1000 SCS solar collector probe PT1000 SVS Solar valve probe PT1000 E ignition flame detection electrode V brushless fan TF flue gas thermostat P boiler pump PWM PMW signal cable fo...

Page 74: ...Conn_F Conn_E Conn_C Conn_B Conn_A Conn_D bn CN_J 1 4 bw DHW bl S3S X2 N F n a F n c 230V a c SBS SCS A RS485 B RS485 GND 1 2 3 4 5 16 15 14 13 12 11 10 9 8 7 6 SVS PCS MDV N L 1 bk rd bu bn bk bn 1 2...

Page 75: ...robe PT1000 E ignition flame detection electrode V brushless fan TF flue gas thermostat P boiler pump PWM PMW signal cable for circulation pump PR1 zone 1 circulation pump PR2 zone 2 circulation pump...

Page 76: ...2 N F n a F n c 230V a c SBS SCS A RS485 B RS485 GND 1 2 3 4 5 16 15 14 13 12 11 10 9 8 7 6 SVS PCS MDV N L 1 bu bn ygn bn bk bn 1 2 3 4 5 11 10 9 8 7 6 16 15 14 13 12 A RS485 B RS485 GND 0SCHEZON01 A...

Page 77: ...hless fan TF flue gas thermostat P boiler pump PWM PMW signal cable for circulation pump PR1 zone 1 circulation pump high temperature PR2 zone 2 circulation pump mixed zone PR3 zone 3 circulation pump...

Page 78: ...g 29 Intake pipe Loosen the three socket head screws and remove the mixer see Fig 30 Mixer Loosen the two retaining screws and slide out mixer plastic body see Fig 31 Mixer plastic body Using a 6 mm A...

Page 79: ...sions model remove the 7 2 mm diaphragm on the outlet of the gas valve WARNING In case the nozzle idles when reaching the bottom of the nozzle threaded seat it means that the thread is damaged and per...

Page 80: ...B A C Fig 29 Intake pipe Fig 30 Mixer E F G F Fig 31 Mixer plastic body G G H I Fig 32 Assembling direction A Gas valve B Mixer C Air intake D Gas pipe E O ring F Nozzles G Venturi to mixer retaining...

Page 81: ...pe TSP0 Set flue gas CO2 content by turning the ratio adjuster B see Fig 33 Adjusting CO2 value and ensure that reading falls within the limits of Tab 18 Flue CO2 content Let boiler flue cleaning func...

Page 82: ...justing CO2 value Fuel CO2 value 24 kW Methane 9 0 9 3 24 kW Propane 10 32 kW Methane 9 0 9 3 32 kW Propane 10 Tab 18 Flue CO2 content Model Natural gas Propane 24 kW 3 70 3 00 32 kW 4 45 3 55 diaphra...

Page 83: ...s in the system pipes are open the mains gas type is correct for the boiler calibration convert the boiler to the available gas if necessary see par Adaptation to other gas types and burner adjustment...

Page 84: ...tion of safety thermostat installed on the flue gas hood Check boiler combustion parameters by flue gas analysis Check fan hall sensor operation Check integrity of safety devices of the boiler in gene...

Page 85: ...er which have to be checked in order to determine efficiency and emissions must be measured in compliance with applicable legislation and standards 6 Decommissioning disassembly and disposal Warning I...

Page 86: ...Replace the electrode Electronic board does not detect flame it is faulty Contact qualified personnel Replace electronic board Ignition heat input setting is too low Contact qualified personnel Incre...

Page 87: ...r valve probe failure water heater top part Probe is disconnected Contact qualified personnel Reconnect it Probe is faulty Contact qualified personnel Replace it E28 Solar water heater probe failure l...

Page 88: ...personnel Reconnect it Ambient probe is faulty Contact qualified personnel Replace it E46 Pressure transducer failure Pressure transducer is disconnected Contact qualified personnel Reconnect it Pres...

Page 89: ...it E98 The max number of resets from the boiler touch screen has been reached The user has reached the max number of resettable errors from boiler control panel Contact qualified personnel Power off a...

Page 90: ...90...

Page 91: ...91 Page left intentionally blank...

Page 92: ...9 0365 878 304 e mail info fondital it www fondital com The manufacturer reserves the right to modify his her products as deemed necessary without altering the basic characteristics of the products th...

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