Ariston GENUS 30 Plus Installation And Servicing Instructions Download

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Summary of Contents for GENUS 30 Plus

Page 1: ...End User Installation Servicing Instructions Type C Boilers G C N 47 116 28 LEAVE THESE INSTRUCTIONS WITH THE END USER P r o g h m Day GB IE...

Page 2: ...18 2 To Gain General Access 18 2 1 Removing the front panel 18 2 2 Removing the control panel 18 3 Access to the Control System 18 3 1 Removing the main PCB 18 3 2 Removing the display PCB 18 3 3 Rem...

Page 3: ...installation Repairs to the electric hydraulic or gas circuits may be carried out only by your local authorised MTS Servicing Centre IMPORTANT Please read this manual carefully Please ensure this man...

Page 4: ...the room do not turn on or off light switches use the telephone or any other object which might cause sparks Open doors and windows immediately to ventilate the room Shut the gas mains tap on the gas...

Page 5: ...d before hot water can be drawn It will also be necessary for occasional re heating of the storage tank to maintain the temperature set on the hot water control knob 26 this will happen automaticall a...

Page 6: ...e Turn the selector switch 25 to the O position the green LED 29 will remain alight The appliance will remain in stand by mode unless the anti frost device is activated Turn off the appliance Turn the...

Page 7: ...the connection kit see Fig 7 1 To fill the system and replace lost water it is necessary to proceed as follows Switch off the power to the boiler Ensure that the flexible hose is connected to both the...

Page 8: ...am and 18 6 00 pm ON periods are set by sliding all tappets between the ON time and the OFF time to the outer edge of the dial The tappets remaining at the centre of the dial are the OFF periods 4 Fo...

Page 9: ...he symbol are necessary to carry out a switching program Preparing for Operation Activate the Res switch RESET to reset the time switch to its default setting activate using a pencil or similar pointe...

Page 10: ...e the current setting at any time The switching program already entered is not altered Reading the programmed switching times Pressing the Prog key displays the programmed switching times until the fi...

Page 11: ...mell gas in the room do not turn on or off light switches use the telephone or any other object which might cause sparks Open doors and windows immediately to ventilate the room Shut the gas mains tap...

Page 12: ...pes from both the central heating and domestic hot water for obstructions 17 Check general operation of the appliance 18 Check the exhaust system for the combustion products 19 Check all unvented dome...

Page 13: ...itres should be notified to the relevant Local Authority by means of Building Notice or by the submission of full plans It is important to note that it is a criminal offence to install an unvented hot...

Page 14: ...red if there is no alternative Where a room sealed appliance is installed in a room containing a bath or shower reference should be made to the relevant requirements In GB this is the current I E E WI...

Page 15: ...t required with this boiler The boiler must be installed on a solid non combustible permanent wall to prevent access from the rear In order to allow for access to the interior of the boiler for mainte...

Page 16: ...anufacturer will not be held liable for damage caused by the failure to earth the appliance properly or by anomalies in the supply of power Make sure that the residential electrical system is adequate...

Page 17: ...the gas service cock Fig 10 2 If the gas supply for the boiler serves other appliances ensure that an adequate supply is available both to the boiler and the other appliances when they are in use at...

Page 18: ...positioned away from any electrical devices The discharge pipe from the tundish should terminate outside in a safe place where there is no risk to persons in the vicinity of the discharge and to be o...

Page 19: ...than the largest individual discharge pipe to be connected If unvented hot water storage systems are installed where discharges from safety devices may not be apparent I e in dwellings occupied by the...

Page 20: ...arge pipe D1 Minimum size of discharge pipe D2 from tundish Maximum resistance allowed expressed as a length of pipe i e no elbow or bends Resistance created by each elbow or bend G 1 2 15 mm 22 mm 28...

Page 21: ...2 16 Fig 10 5 A Gas Inlet B C H Return C C H Flow D D H W Secondary Return E D H W Flow F C W Inlet 1 Gas Meter Inlet Cock 2 Gas Meter 3 Gas Meter Outlet Cock 4 Internal Gas Cock 5 Appliance Gas Inle...

Page 22: ...flue termination must be made as described in BS 5440 1 for IE recommendations I S 813 The appliance must be installed so that the flue terminal is exposed to outdoor air consideration must be given t...

Page 23: ...terial When replacing an old appliance the flue must be changed IMPORTANT Ensure that the flue is not blocked Ensure that the flue is assembled correctly is secure and is free of leaks CONTENTS 1X SIL...

Page 24: ...0 100 2X FLUE CLAMPS 8X SCREWS 2X SEALS The telscopic flue is suitable for use with an exact minimum X dimension of 270mm and an exact maximum X dimension 470mm IMPORTANT Do not extend the telescopic...

Page 25: ...rtical flue kit directly to the boiler place the adaptor see Fig 11 7 supplied with vertical flue kit onto the exhaust manifold and secure with the clamp the vertical flue kit must then be inserted th...

Page 26: ...ble the flange on the header supplied with the boiler 3 Insert the restrictor if necessary on the tube or the elbow 4 Insert the header on the tube or the elbow up until the lower stop you do not have...

Page 27: ...0 5 metres above the ridge of the roof this is not obligatory if the exhaust and air intake pipes are located on the same side of the building For TYPE 5 also the maximum permissible combined length...

Page 28: ...d in the table above also takes into accout an elbow For twin flue isystems the maximum development value L mentioned in the table includes the exhaust gas air intake terminal Type 5 outlets should re...

Page 29: ...MAY BE USED PROVIDED IT IS NOT USED IN A ROOM CON TAINING A BATH OR SHOWER IT SHOULD ONLY SUPPLY THE APPLIANCE External Controls Open the cover B with a screwdriver Fig 12 2 The room thermostat is con...

Page 30: ...30 Airpressure Swi tch Ear th Ear th 13 Electrical System Diagrams FIG 12 4...

Page 31: ...2 Tank thermistor 13 Hot water control thermistor 14 Pump 16 DHW activator 17 Heating return thermistor 18 Heating expansion vessel 19 Three way valve 20 Heating safety valve 21 Pressure gauge 22 Elec...

Page 32: ...of air is visible Purge the air from the pump by unscrewing the pump plug anticlockwise also manually rotate the pump shaft in the direction indicated by the pump label to ensure the pump is free Ref...

Page 33: ...t Fernox Superfloc or equivalent whose function is to dissolve any foreign matter that may be in the system Substances different from these could create serious problems to the pump or other component...

Page 34: ...e front and rear of the case position the case Fig 15 2 engage both clips in the case see detail fasten the 4 retaining screws A on the front Servicing To maintain the unit it is possible to move the...

Page 35: ...itch 25 to the position the green LED 29 will light the orange LED 30 will light to indicate that the burner is alight Upon a demand for domestic hot water the operation of the central heating will be...

Page 36: ...THE APPLIANCES ANTI FROST DEVICE IS INACTIVE The boiler is fitted with a device which in the event that the water temperature falls below 8 o C the pump activates and runs until a temperature of 18 o...

Page 37: ...ure is greater than or equal to 85o C the fan over runs until the primary temperature drops to 80o C to avoid residual heat build up Hot Water Mode with water flow rate With a draw off rate equal to o...

Page 38: ...s it is first necessary to open the electrical box and proceed as follows Switch off the external power supply remove the front panel Section 18 2 1 and 18 2 2 Open the box by pressing the tab P Fig 1...

Page 39: ...of water circulation m m m m l l m m m m m m Primary water circulation defect m m m m l l m m m m l l D H W thermistor faulty open cicrcuit m m m m l l m m l l m m D H W thermistor faulty short circui...

Page 40: ...To set the minimum power disconnect a supply terminal F1 from the modureg and adjust screw F ensure the 10mm nut is held in position Turn the screw clockwise to increase the gas pressure and counter c...

Page 41: ...r 37 mbar Burner injector diameter 1 23 mm 0 74 mm 0 74 mm Gas valve restrictor diameter 9 0 mm 9 0 mm 9 0 mm 16 1 Changing the Type of Gas The boiler can be converted to use either methane natural ga...

Page 42: ...the heating safety systems safety device for maximum temperature safety device for maximum pressure 10 Check of the gas safety systems safety device for lack of gas or flame ionisation detection elec...

Page 43: ...ng a combustion analysis should be made via the flue sampling point please refer to Section 15 8 After servicing preliminary electrical system checks must be carried out to ensure electrical safety i...

Page 44: ...the P C B then pull the card toward you see Fig 18 8 and Fig 18 9 6 Reassemble in reverse order 18 3 2 Removing the display P C B 1 Isolate electricity 2 Carry out step 18 2 1 3 Open the control box...

Page 45: ...Pull out the fuse see Fig 18 15 5 Reassemble in reverse order Fig 18 14 Fig 18 15 C 18 3 4 Removing the time clock 1 Carry out step 18 2 1 2 Open the electrical box as in step 18 3 1 Fig 18 6 3 Discon...

Page 46: ...4 1 2 Unscrew the four self tapping screws E to release the combustion chamber front panel and lift clear see Fig 18 19 3 Reassemble in reverse order Fig 18 19 E 18 4 3 Removing the burner 1 Carry out...

Page 47: ...Fig 18 29 Fig 18 26 Fig 18 25 18 4 4 Removing the electrodes 1 Carry out steps 18 2 1 18 4 1 and 18 4 2 as above 2 Disconnect the electrode wires see Fig 18 20 Fig 18 21 18 22 3 For the ionisation ele...

Page 48: ...0 and 18 31 4 Remove the 2 clips J3 securing the heat exchanger see Fig 18 30 and 18 31 5 Unscrew the nut J4 from the tank see Fig 18 30 and 18 31 6 Pull the heat exchanger toward you to remove it see...

Page 49: ...eassemble in reverse order ensuring that the wiring is reconnected correctly and the screw tightened 18 4 8 Removing the fan 1 Carry out steps 18 2 1 and 18 4 1 2 Disconnect the wire connectors K1 see...

Page 50: ...18 5 2 Removing the gas valve Important ensure gas supply to boiler is turned off 1 Carry out step 18 2 1 2 Remove the spark generator by only removing the screw N3 and pull it toward the right as in...

Page 51: ...er inlet tap 2 Open a D H W hot water tap 3 Open the drain screw P2 on the boiler see Fig 18 48 To drain the tank more quickly remove the cap on the tank see Fig 18 49 Important Take care when removin...

Page 52: ...it down see Fig 18 59 3 Reassemble in reverse order Fig 18 58 R Fig 18 59 18 6 4 Removing the by pass 1 Carry out steps 18 2 1 and 18 2 2 2 Remove the heating filter as in step 18 6 3 3 Remove the cl...

Page 53: ...ll the pump toward you and remove the clip T3 securing the pressure gauge see Fig 18 69 7 Reassemble in reverse order Fig 18 66 Fig 18 67 Fig 18 68 Fig 18 69 T3 S T2 T1 18 6 9 Removing the expansion v...

Page 54: ...18 74 Fig 18 74 Fig 18 73 18 6 12 Removing the tank temperature sensor 1 Remove the casing as in step 18 2 1 2 Pull off the NTC connections Then remove the NTC from the tank by removing the screws se...

Page 55: ...vessel to disengage it from the second tie 5 Reassemble in reverse order 18 6 15 Removing the flow limiter 1 Carry out steps 18 2 1 and 18 2 2 2 Remove the two clips and remove the pipe see Fig 18 82...

Page 56: ...gage the pipe between the chassis and the thermal valve see Fig 18 88 4 Disconnect the D H W expansion vessel from the left hydraulic block see Fig 18 80 5 Remove the two screws V on the left side pan...

Page 57: ...TO MAX A 1 There is sufficient water in the system 2 The gas is turned on 3 The electrical supply is turned on IS DHW BEING DRAWN YES YES YES YES TURN THE DHW CONTROL KNOB TO MAX NO NO NO NO NO NO YES...

Page 58: ...mp is not stuck 2 Release replace pump 1 Check DHW flowswitch 2 Check pump cable 3 Check replace P C B A B IS THE FAN RUNNING NO NO POWER TO FAN 1 Check Air Pressure Switch 2 Check replace connection...

Page 59: ...t gas pressure 3 Check replace detection electrode 4 Check replace P C B 1 Check power supply of gas valve 2 Check replace P C B 3 Check efficiency of gas valve 4 Replace gas valve IS THE AIR PRESSURE...

Page 60: ...emperature check temperature probes faulty D H W flow switch faulty 3 way valve check temperature probes check gas pressures check water flow rate primary heat exchanger faulty or lime scale deposits...

Page 61: ...0 C79 R134 RL13 T16 R88 Z10 Z9 R7a Z7 Z5 Z4 Z3 Z2 Z11 Z1 U10 U9 U8 U7 U6 U2 U4 TH2 T8 T7 D46 T5 T4 T3 R34 T2 T6 T12 T11 T10 R51 RL8 RL7A RL7 RL10 RL5A RL5 RL4A RL4 RL3A RL3 RL2A RL2 RL9 R108 R124 R123...

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Page 64: ...s G20 mbar LPG G30 G31 mbar Electrical Supply V Hz Power Consumption W Protection Grade of Electrical System IP Internal Fuse Rating Weight empty Kg Maximum Flue Length horizontal and vertical Coaxial...

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Ariston GENUS 30 Plus, Installation And Servicing Instructions

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