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wall-mounted gas fired, 

condensing combination boiler

FERROLI F 30 B

cod. 3540B30/1  -  04/2005

Seasonal Efficiency

(SEDBUK

)

band B

G C N° 47-267-36

INSTRUCTIONS FOR USE, INSTALLATION AND 

MAINTENANCE FOR THE UNITED KINGDOM AND EIRE

Summary of Contents for DOMIcompact F 30 B

Page 1: ...ed gas fired condensing combination boiler FERROLI F 30 B cod 3540B30 1 04 2005 Seasonal Efficiency SEDBUK band B G C N 47 267 36 INSTRUCTIONS FOR USE INSTALLATION AND MAINTENANCE FOR THE UNITED KINGDOM AND EIRE ...

Page 2: ... maintenance must be carried out in accordance with current legislation according to the manufacturer s instructions and by qualified corgi registered engineer Before service or maintenance work is carried out isolate the appliance from the mains electricity supply In the event of malfunction or faulty operation iso late the appliance Do not attempt to repair or carry out any other operation on th...

Page 3: ...nnections 12 2 4 Connection to the gas system 14 2 5 Electrical Connections 14 2 6 Flue system 15 2 7 Condensate outlet connection 22 3 SERVICE AND MAINTENANCE 24 3 1 Adjustments 24 3 2 Initial start up 26 3 3 Maintenance 27 3 4 Troubleshooting 29 4 TECHNICAL CHARACTERISTICS AND DATA 33 4 1 Dimensions and connections 33 4 2 General view and main components 34 4 3 Hydraulic diagram 35 4 4 Technical...

Page 4: ...m sealed from the installation room the air needed for combustion is drawn from outside The boiler also includes a fan modulating gas valve pump expansion vessel flow meter safety valve temperature sensors a safety thermostat and a low system water pressure sensor Thanks to the microprocessor control and adjustment system with advanced self diagnosis unit ope ration is for the most part automatic ...

Page 5: ... selected when purchasing the boiler or the appliance can be converted later on site by a competent person It operates with technologically advanced systems such as electronic control safety and control devices The boiler is fitted with automatic electronic ignition so there is no pilot to worry about Pull down cover to reveal control facia panel ...

Page 6: ... boiler lights and heats the system water to the set system setpoint temperature The burner shuts down when the desired temperature in the rooms is reached A room thermostat is a mandatory requirement building regulations Doc L 2002 C H temperature adjustment To set the system flow temperature use the C H control knob B fig 1 Turning it clockwise increases the temperature turning it anticlockwise ...

Page 7: ...ermostat is turned on For this reason we recommend that the electricity to the boiler is left turned on If you wish to turn off the electricity to the boiler in winter you should drain completely the heating and hot water circuits 1 5 Maintenance It is strongly recommended to carry out annual maintenance on the boiler and the heating system Please refer to the maintenance section in this manual Th...

Page 8: ... to set OFF time eg 9 00 Display 3 1 Use button and to set 2nd ON time eg 12 30 Display 4 1 Use button and to set 2nd OFF time eg 14 00 Display 5 1 Use button and to set 3rd ON time eg 16 00 Display 6 1 Use button and to set 3rd OFF time eg 23 30 Display 8 On completion of programming slide switch A to Auto position the time of day will be displayed and the central heating will switch ONandOFFacco...

Page 9: ... be made to the current ETCI rules for electrical installation Incorrect installation can cause damage or physical injury for which the manufacturer declines any responsibility This appliance must be installed strictly in accordance with these instructions and regulations The Gas Safety Regulations Installations Use The Local Building Regulations The Building Regulations Part L The Buildings Stand...

Page 10: ...be installed on a solid wall The wall fixing must ensure a stable and effective support for the appliance using the bracket and fixings supplied If the unit is enclosed in a cupboard or mounted alongside there must be space for normal maintenance work Fig 2 and tab 1 give the minimum clearances to leave around the unit Drilling Template Select suitable mounting position for boiler using the templa...

Page 11: ...t is on the return pipe to the boiler Attention is drawn to the Local Water Byelaws Fittings manufactured from duplex alpha beta brass are not acceptable for underground use and certain water undertakings will not accept their use above ground Ensure all pipework is adequately supported NOTE An automatic bypass capable of passing 6 ltrs per minute must be fitted as far as possible from the boiler ...

Page 12: ... could affect the unit s good working BS 7593 Building regs Doc L Make the connections to the appliance as shown in fig 6 Key 1 System flow 22 mm with isolation valve fitted 2 DHW outlet 15 mm with isolation valve fitted 3 Gas inlet 22 mm with isolation valve fitted 4 Cold main inlet 15 mm with isolation valve fitted 5 System return 22 mm with isolation valve fitted c w filter 6 System drain 7 Con...

Page 13: ...be used in accordance with the manufacturer s instructions for further information contact Fernox Manufacturing Co LTD Cookson Electronics Forsyth Road Sheerwater Woking Surrey GU21 5RZ Tel 0870 8700362 Sentinel Division Betz Dearborn LTD Widnes Cheshire WA8 8ND Tel 0151 424 5351 Note When the boiler is installed with an existing or new system any unsuitable additives or system debris must be remo...

Page 14: ...ler must be connected to a single phase 230 Volt 50 Hz electric supply The unit s electrical safety is only guaranteed when correctly connected to an efficient earthing system installed according to current safety standards Have the integrity of the earthing system checked by professionally qualified personnel The manufacturer is not responsible for any damage caused by failure to earth the system...

Page 15: ... fig 8a to access the electrical connection terminal block B fig 8b The layout of the terminals for the various connections is given in the wiring diagram in the Technical Data chapter B fig 8a fig 8b A 2 6 Flue system The unit is type C with a sealed chamber and forced draught the air inlet and flue outlet must be connected to one of the following flue systems With the aid of the tables and metho...

Page 16: ... air and flue pipes in metres cap 3 04 2 utilise the table shown below to choose the more suitable restrictor for the flow resistance calculated RESTRICTOR FOR TWO PIPE SYSTEM Total flow resistance of flue system Use restrictor size minimum maximum mm 0 m 32 m 50 32 m 48 m No restrictor RESTRICTOR FOR CONCENTRIC SYSTEM Flue lenght up to Use restrictor size Concentric 60 100 1 bend 1 meter 50 mm 1 ...

Page 17: ...f the concentric pipe used 4 If necessary cut the end pipe to size ensuring that the external pipe protrudes from the wall by between 10 and 60 mm Fig 10a and 10b Remove the cutting burrs and lubricate the seals with a suitable sillicone based grease 5 Connect the flue to the boiler positioning the seals correctly Seal the flue into the wall with silicone or sand cement between 10 and 60 mm Drill ...

Page 18: ...WMA82U 1KWMA56U 950 50 010009X0 max 4 metres 60 100 max 12 metres 80 125 Roof end piece 1KWMA83U 68 950 50 50 950 50 1000 125 10 Reduction factors for bends Concentric bend at 90 Ø 60 100 mm Concentric bend at 45 Ø 60 100 mm Concentric bend at 90 Ø 80 125 mm Concentric bend at 45 Ø 80 125 mm 1 m 0 5m 0 5m 0 25m Table 2b Maximum permissible duct length Horizontal Ø mm 60 100 3 m 12 m Ø mm 80 125 Ta...

Page 19: ... component tables 4 5 provide an equivalent loss in metres depending on the position of installation of the component with air intake or flue extraction vertical or horizontal The loss is called equivalent length since it is compared to the loss of one metre of flue defined as equal to 1 For example a bend at 90 of Ø80 in flue run has an equivalent loss of 2 5 linear metres i e it has a loss equal...

Page 20: ...20 Ferroli F 30 B Table of flue and accessories The stated loss values refer to genuine Ferroli flue accessories Terminal Position ...

Page 21: ...21 Ferroli F 30 B ...

Page 22: ...issible with a vertical progression and with no restrictions Have the ducts conveying the hot fumes adequately distanced or isolated from combustible materials Be connected to just one unit per floor for at most 6 units in all 8 if there is a compensation duct or opening Have no mechanical suction devices in the main ducts Be at a lower pressure all along their length under conditions of stationar...

Page 23: ...here it is not possible to terminate internally the condensate discharge pipe may be run outside see below drawing Any external run is subject to freezing in severe weather conditions To avoid this the pipework should be installed to dispose of the condensate quickly with as much as possible run internally before passing through the wall Pipework external to the building should be increased in dia...

Page 24: ... following adjustments are carried out by COMPETENT personnel ONLY Adjusting minimum and maximum pressure Honeywell V K4105G gas valve Connect suitable pressure gauge to burner test point B downstream of the gas valve Disconnect the pressure compensation tube F Remove the protective cap C Adjustpotentiometer P3 onthemainboard atminimum clockwise Operate boiler for central heating Adjust minimum pr...

Page 25: ...stat is fitted Room temperature is controlled by positioning the room thermostat knob to the required value The thermostat automatically controls the boiler temporarily interrupting the electrical supply subject to the room heat requirements Adjusting the central heating flow t by varying pump flow head The thermal head t the difference in temperature between the delivery water and return water in...

Page 26: ...mum The burner ignites and the boiler starts to function automatically controlled by its control and safety devices If the latter is chosen domestic hot water production only position the knob B fig 1 on the Summer position In this mode the boiler is ready to operate automatically whenever domestic hot water is drawn off Note If after completing the start up procedure correctly the burners fail to...

Page 27: ...ombustion efficiency and the composition of the flue gases If any of the above are not correct refer to Technical Data Adjustment and Fault finding 3 3 Maintenance The following operations are strictly reserved for Qualified Personnel such as corgi registered engineers or Ferroli Service engineers Annual Servicing The following should be checked at least once a year Water pressure in the central h...

Page 28: ...e off the combustion chamber cover by removing the three securing screws 11 Lift off flue hood and flue baffle plate 12 Pull off the ignition and flame rectification leads from their respective electrodes 13 Undo the gas union in the centre of burner rail and take out the two securing screws Remove the burner rail and clean rail and injectors 14 Remove two screws securing the burner assembly and r...

Page 29: ...15 min 6 Wait 10 minutes for the boiler to stabilize 7 Take the measurement fig 17 3 4 Troubleshooting Before beginning any fault finding ensure that gas water and electricity are available WARNING DO NOT link any terminals on block X10 or X11 as this will damage the PCB beyond repair Operating Sequence With the power established the boiler is in its stand by mode i e power on but no demand The op...

Page 30: ...e minute central heating delay Limit thermostats T Stat Location Function Nominal Operat ing Temperature Circuit Wiring Colours Flue gas safety thermostat Secondary heat Exchanger Protects boiler by stopping ignition and cuts power to gas valve 100 C 240V AC Grey Grey Frost Incorporated in C H Sensor Fires the boiler and runs pump to maintain minimum water temperature 7 C 14 C Low voltage DC Red R...

Page 31: ...ommon to both services Open a hot tap to create a demand is there a spark at the ignition electrode Yes Suspect gas supply pressure or gas valve No Is fan running Yes Suspect air pressure switch or overheat stat if boiler locks out without sparking go to overheat stat No Is low water pressure light Flashing Yes Top up water to above 1 bar Does the light stop flashing if water pressure o k suspect ...

Page 32: ...minal is not used Short spares list KEY NO from fig 19 DESCRIPTION PART NO G C NO 14 Safety Valve C W Manifold 805880 E39 485 16 Fan assembly 800480 E23 851 34 Central Heating Flow Temperature Sensor 800320 E23 839 42 Domestic Hot Water Flow Temperature Sensor 800320 E23 839 43 Air Pressure Switch 800150 E23 840 44 Gas Valve VK4105G 808000 E23 768 49 Overheat Safety Thermostat 100 C 801240 386 815...

Page 33: ...1 189 161 5 120 178 5 191 460 430 15 15 175 189 36 95 60 60 155 54 703 768 754 Key 1 System flow 22 mm with isolation valve fitted 2 DHW outlet 15 mm with isolation valve fitted 3 Gas inlet 22 mm with isolation valve fitted 4 Cold main inlet 15 mm with isolation valve fitted 5 System return 22 mm with isolation valve fitted c w filter ...

Page 34: ...n 19 Combustion chamber 21 Gas injector 22 Burner 26 Combustion chamber insulation 27 Copper heat exchanger for c h d h w 32 Heating pump 34 Heating flow sensor 42 D h w temperature sensor 43 Air pressure switch 44 Gas valve 49 Safety thermostat 56 Expansion vessel 81 Spark electrode 82 Ionisation electrode 114 Low water pressure switch 126 Flue gas safety thermostat 132 Flue gas deflector 136 Flo...

Page 35: ...tlet 9 Cold main inlet 10 CH flow 11 CH return 14 Heating safety valve 16 Fan 32 Heating pump 34 Flow temperature sensor 42 D h w temperature sensor 43 Air pressure switch 44 Gas valve 49 Safety thermostat 56 Expansion vessel 81 Spark electrode 82 Ionisation electrode 114 Water pressure switch 126 Flue gas safety thermostat 136 Flow meter 277 Secondary heat exchanger ...

Page 36: ...in hot water production bar Minimum working pressure in hot water production bar Dimensions weights connections Height mm Width mm Depth mm Weight empty kg Gas system connection mm Heating system connections mm Hot water circuit connections mm Maximum length of separate flues D 80 meq Measurement given in equivalent linear metres cfr FERROLI calculation system Electrical power supply Max electrica...

Page 37: ... 30 B 4 5 Diagrams Head available for the system Fig 21 A 3 1 2 0 500 1 000 1 500 2 000 Q l h 0 1 2 3 4 5 6 7 H m H2O Circolatore H 6 m Per modelli Domicompact Ferroli F 30 B Circulator speed Boiler losses of head ...

Page 38: ...OSTAT TERMINALS WILL IRREPARABLY DAMAGE THE ELECTRONIC BOARD 81 Ignition electrode 82 Sensor electrode 98 Off On Reset switch 114 Low water pressure switch 126 Flue gas safety thermostat 136 Flow meter 4 6 Wiring diagram X6 X1 X2 X3 X4 1 2 1 2 1 3 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 13 2 1 X5 TEST X12 1 2 1 2 3 4 5 6 7 8 9 X10 W O V R X8 X7 81 82 MF03F 1 JP02 JP01 JP03 Nat LPG X11 230V...

Page 39: ...39 Ferroli F 30 B ...

Page 40: ...BENCHMARK 2 6 7 Please add the first 4 digits of the Boiler serial No to complete the BENCHMARK No ...

Page 41: ... FERROLI TECHNICAL HELPLINE 08707 282 885 ...

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Page 44: ... event of a boiler shut down check this in not caused by lack of electricity supply gas supply or low water pressure before calling our Customer Service Helpline Should you require any assistance during the installation call our Technical Service Helpline on 08707 282 885 option 1 Should you require a service engineer to visit Call our service centre on 08707 282 885 option 2 For U K and Northern ...

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