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Wall hung, fanflue, roomsealed, high efficiency gas boiler

User manual and

Installation instructions

Riva Plus HE

Models 

G.C. Appl. No.

M296.24SM/C 

47-583-24 

CoMbI boIlER

M296.28SM/C 

47-583-25 

CoMbI boIlER

Содержание Riva Plus HE M296.24SC

Страница 1: ...Wall hung fanflue roomsealed high efficiency gas boiler User manual and Installation instructions Riva Plus HE Models G C Appl No M296 24SM C 47 583 24 Combi boiler M296 28SM C 47 583 25 Combi boiler...

Страница 2: ...ter systems in the UK and to encourage regular servicing to optimise safety efficiency and performance Benchmark is managed and promoted by the Heating and Hot water Industry Council For more informat...

Страница 3: ...otified to Local Area Building Control either directly or through a Competent Persons Scheme A Building Regulations Compliance Certificate will then be issued to the customer who should on receipt wri...

Страница 4: ...ply system com patible with its performance and output can be used only for those purposes for which it has been specially designed must not be touched by children or by those unfamiliar with its oper...

Страница 5: ...eyes and throat Vapour is harmful Inflammable do not extinguish with water Precautions Do not incinerate Avoid contact with broken leaking phials Do not purposely puncture First aid medical attention...

Страница 6: ...uent problem this method if you have a subsequent problem following the addition of an exter nal control you can eliminate the boiler from your fault analysis If the boiler is fitted with a digital pr...

Страница 7: ...5 Initial filling of the system 45 7 6 Condensate pipe and traps 46 7 7 Lighting the boiler 47 7 8 Checking the gas pressure at the burner 47 7 9 Checking the burner ignition 48 7 10 Checking the igni...

Страница 8: ...pressure gauge 5 Time switch c h control 6 Lock out signal lamp 7 Lockout reset button 8 Function selector and c h temp control knob 9 D h w temperature control knob 10 Appliance operation lights 1 3...

Страница 9: ...ination observed is not included in the above table a fault may be indicated Reference should be made to the following table In this case switch off the boiler as de scribed in section Extinguishing t...

Страница 10: ...h w supply checking that the pressure indicated on pressure gauge 4 is not lower than that shown in Fig 2 2 If the pressure reading on the pressure gauge is below that shown in Fig 2 2 then the syste...

Страница 11: ...isolation switch The appliance operation light 10 Fig 2 4 will flash every 4 seconds stand by condition If the boiler is to be used for c h and d h w position the function selector 8 as in Fig 2 4 The...

Страница 12: ...55 C Fig 2 8 by turning the temperature control knob 9 Fig 2 8 Minimum Maximum Adjustment of the d h w temperature is com pletely separate from that of the c h circuit The adjustment system integrate...

Страница 13: ...or 8 to the position shown in Fig 2 10 The appliance operation light 10 will flash every 4 seconds Fig 2 10 10 8 When you do not expect to use the boiler for a long period Switch off the electricity s...

Страница 14: ...e programming the OFF time Set the OFF time as explained above for the ON setting and confirm by pressing the en ter button C Proceed in the same way for other settings Setting example shown in Fig 2...

Страница 15: ...A in the TIMER position Set the time delay by pressing the button D or E and the operation can be forced on or off by pressing the button F The time delay can be set within the follow ing ranges 1 to...

Страница 16: ...g and to continue programming the OFF time Set the OFF time as explained above for the ON setting and confirm by pressing the OK button C Proceed in the same way for other settings Setting example sho...

Страница 17: ...edly the button A until the dis play shows the symbol TIMER Set the time delay by pressing the button D or E and the operation can be forced on or off by pressing the button F The time delay can be se...

Страница 18: ...run is accessible an attempt may be made to free the obstruction by pouring hot water over the exposed pipe an cleaning any blockage from the end of the pipe If this fails to remedy the problem the a...

Страница 19: ...ation You should check that the pressure on the temperature and pressure gauge Fig 2 2 on page 10 is not below the correct setting If required top up the system correctly as described in the section R...

Страница 20: ...n Au thorised Service Centre Engineer If the left appliance operation light 10 Fig 3 3 flashes very quickly the boiler is detecting a fault Fig 3 3 10 8 In this case or in case of prob lems other than...

Страница 21: ...21 INSTALLATION TECHNICAL INFORMATION 4 TECHNICAL INFORMATION 4 1 Overview Fig 4 1 20 22 42 38 39 31 26 40 30 28 19 23 37 29 27 25 41 21 17 36 18 24 35 43 44...

Страница 22: ...D h w outlet pipe 16 C h flow valve 17 Fan 18 Air pressure sensor test points 19 Air pressure sensor 20 Flue temperature probe NTC 21 Condensing heat exchanger 22 Safety thermostat 23 C h temperature...

Страница 23: ...Gas valve inlet pressure test point 35 D h w temperature probe NTC 36 Three way diverter valve 37 D h w heat exchanger 38 Primary circuit pressure switch 39 Combustion chamber over heat 40 Flame detec...

Страница 24: ...inimum return temperature C 40 Maximum pressure kPa 250 bar 2 5 Minimum pressure kPa 30 bar 0 3 Available head in 1000 l h kPa 25 bar 0 25 Seasonal effiency G20 88 0 Seasonal effiency G30 G31 C 89 0 t...

Страница 25: ...Gas rate minimum ch dhw Natural G20 m3 h 0 79 Butane G30 kg h 0 59 Propane G31 kg h 0 58 Gas restrictors references N mm 100 Natural G20 12 120 Butane G30 12 77 Propane G31 12 77 Electrical data Volt...

Страница 26: ...volume in the boiler up to 1 bar l kg 1 4 A referred to the net calorific value at 15 C and 1013 25 mbar G20 34 02 MJ m3 G31 46 34 MJ kg B referred to the gross calorific value at 15 C and 1013 25 mba...

Страница 27: ...Minimum return temperature C 40 Maximum pressure kPa 250 bar 2 5 Minimum pressure kPa 30 bar 0 3 Available head in 1000 l h kPa 25 bar 0 25 Seasonal effiency G20 88 0 Seasonal effiency G30 G31 C 89 0...

Страница 28: ...Gas rate minimum ch dhw Natural G20 m3 h 0 92 Butane G30 kg h 0 69 Propane G31 kg h 0 68 Gas restrictors references N mm 100 Natural G20 14 120 Butane G30 14 77 Propane G31 14 77 Electrical data Volt...

Страница 29: ...olume in the boiler up to 1 bar l kg 1 5 A referred to the net calorific value at 15 C and 1013 25 mbar G20 34 02 MJ m3 G31 46 34 MJ kg B referred to the gross calorific value at 15 C and 1013 25 mbar...

Страница 30: ...ure of the thermostatic valves or system component cocks the by pass valve ensures a mini mum flow of water through the primary heat exchanger 4 6 Expansion vessel Note this boiler is designed for ope...

Страница 31: ...s necessary to com plete a Declaration of Conformity to indicate compliance to I S 813 2002 This appliance must be installed by a competent person in accordance with the Gas Safety installation Use Re...

Страница 32: ...t the position of the terminal allows a free passage of air across at all times The terminal should be located with due regard for the damage or discoloration that might occur to building products in...

Страница 33: ...e complete instal lation should be tested for tightness For Ireland IE refer to I S 813 2002 5 5 Air supply The room in which the boiler is installed does not require a purpose provided air vent 5 6 V...

Страница 34: ...he following notes are given for general guidance For Ireland IE refer to I S 813 2002 Pipework The return temperature must not be lower of 40 C Copper tubing to BSEN 1057 is rec ommended for water pi...

Страница 35: ...tic water pressure of 10 bar Where it is likely that the mains domestic water pressure may exceed 5 bar it is possible due to internal water hammer effects that the pressure within the domestic system...

Страница 36: ...of the local water company 5 11 Electrical supply Warning this appliance must be earthed External wiring to the appliance must be carried out by a competent person and be in accordance with the curre...

Страница 37: ...hich permits a complete switching off in the conditions of the overvoltage category III Refer to section Electrical connections to page 42 in this chapter for the electrical con nections In no circums...

Страница 38: ...ecautions Before mounting the bracket check that the dimensions for fitting the exhaust fume duct are complied with refer to the leaflet includ ed with the flue kit packed separately Utilise the paper...

Страница 39: ...mm copper tail F with the connection nut and a gasket Fig 6 3 A A B C C D J E F Connect the pipe G Fig 6 4 from the pressure relief valve to the safety dis charge pipework Fit the condensate drain 11...

Страница 40: ...ontally it is not designed to enable termination in the verti cal plane Vertical kit with 90 elbow Fig 6 6 B Co axial 60 100 mm Supplied with a straight flanged adapter a co axial elbow and a co axial...

Страница 41: ...d with the twin pipe kit and have to be installed between the boiler and the air intake adapter Fig 6 9 Fig 6 9 Air intake adapter Restrictor Gasket For the correct use of the restrictors with twin pi...

Страница 42: ...d elbows can be added to ex tend the kit s length The chart of Fig 6 12 gives the allowable dimensions of the ducts a and b of Fig 6 11 Fig 6 12 a vertical length m 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6...

Страница 43: ...e having a cross section area not less than 0 75 mm2 Connect the electrical supply flexible cord coming from the fused spur isolation switch to the power supply terminal block of the boiler Fig 6 16 k...

Страница 44: ...flexible cord and the external control flexible cord as illustrated in Fig 6 18 Lock the flex ible cords in place with the flexible cord clamps Fig 6 18 To the fused spur isolation switch To the exter...

Страница 45: ...rical safety shall be carried out by a competent person i e polarity earth con tinuity resistance to earth and short circuit If a fault has occurred on the appliance the fault finding procedure should...

Страница 46: ...n on the c h sys tem and run it until the temperature has reached the boiler operating tempera ture The system must then be immedi ately flushed through This procedure must be repeated twice more Duri...

Страница 47: ...ence control p c b will go to lockout and the lock out sig nal lamp 6 will appear To reset the boiler press and release the boiler reset button 7 7 8 Checking the gas pressure at the burner This boile...

Страница 48: ...and disconnect the pressure gauge Reassemble the sealed chamber lid and the front panel of the case see Disman tling the external panels to page 53 If the maximum and minimum gas pres sures measured...

Страница 49: ...ignition attempts within about three minutes the lock out signal lamp 6on page 8 must appear To reset the boiler press and release the boiler reset button 7on page 8 7 11 Checking the flue system The...

Страница 50: ...appliance be inoperative when freezing conditions may occur Fill in the details required on the Boiler Guarantee Certificate and hand to the User advising them to return the correct section for boile...

Страница 51: ...ve the burner 41on page 23 See section Ignition and detec tion electrodes in the service manual for detailed instructions Carry out the conversion for the type of gas replacing the burner injectors co...

Страница 52: ...5 seconds until the lamps 10 briefly blinks simultaneously Open the gas cock 14 in Fig 8 7 To reset the boiler to the normal operation turn it ON by the function selector 8 on the desired operation a...

Страница 53: ...nce and turn off the gas cock before carrying out any procedures whatsoever for cleaning maintenance opening or dismantling boiler panels 9 2 Dismantling the external panels Front panel Loosen the thr...

Страница 54: ...not less than 1 bar See also section Expansion vessel to page 30 If the pressure is lower take steps to correct the pressure level 9 8 Cleaning the burner The sloping and multi gas type burner 41on pa...

Страница 55: ...perational pressures and adjust as neces sary as described in section Checking the gas pressure at the burner to page 47 9 13 Water inhibitor concentration Where chemical products are used the level o...

Страница 56: ...56 NOTES...

Страница 57: ...57 NOTES...

Страница 58: ...ect the customer s statutory rights If yes and if required by the manufacturer has a water scale reducer been fitted Condensing Boilers only The condensate drain has been installed in accordance with...

Страница 59: ...er Name Company Name Telephone No Gas Safe Register No Comments Signature Date Engineer Name Company Name Telephone No Gas Safe Register No Comments Signature Date Engineer Name Company Name Telephone...

Страница 60: ...1796215484 17962 1548 4 0312 60A5 UK Biasi UK Ltd Commercial Road Leamore Enterprise Park WALSALL WS2 7NQ Sales Tel 01922 714600 Tech Service Tel 01922 714636 www biasi co uk 16 01 2012 N...

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