Supplied By www.heating spares.co Tel. 0161 620 6677
Genesis
Baxi Heating Ltd.
46
Fault Finding – Page 46
Page 1: ...3 Please leave these Instructions with the User Baxi Genesis Gas Fired Wall Mounted Combination Boiler Natural Gas Propane Butane Comp No 236463 10 96 Baxi Genesis 80 G C No 47 077 01 Baxi Genesis 96...
Page 2: ...ring choice efficiency and reliability To keep ahead of changing trends we have made a commitment to develop new ideas using the latest technology with the aim of continuing to make the products that...
Page 3: ...ation of Compartments Gas Supply Electrical Supply Flue Terminal Guard Installation PAGE 17 24 Initial Preparation Flushing Preparing the Boiler Fitting the Boiler Fitting the Flue Making the Electric...
Page 4: ...The boiler is suitable for use only on fully pumped sealed heating systems Priority is given to domestic hot water The appliance data badge is positioned on the electrical box behind the outer case A...
Page 5: ...Circuit 10 Flow Switch DHW Circuit 11 Circulation Pump 12 Electrical Box 13 Safety Thermostat 14 By Pass Valve 15 DHW Thermostat Sensor 16 CH Thermostat Sensor 17 Three Way Valve 18 DHW Plate Heat Exc...
Page 6: ...tically Each ON cycle commences with a 45 second duration at third gas rate before switching to full rate if necessary On completion of a heating period the pump will continue to run for a period of 3...
Page 7: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 7 Technical Data Page 7 GENESIS 80...
Page 8: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 44 45 Technical Data Page 8 GENESIS 96...
Page 9: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 9 General Dimensions and Fixings Page 9...
Page 10: ...ce If the installation is on an existing sealed system or a modified open system it is particularly important to flush preferably using an appropriate descaling flushing agent Where used corrosion inh...
Page 11: ...PRESSURE VESSEL The appliance expansion vessel is pre charged to 0 7 bar 10 lb in2 Therefore the minimum cold fill pressure is 0 7 bar The vessel is suitable for correct operation for system capaciti...
Page 12: ...the reverse flow of hot water into the supply pipe IF THE HOT WATER EXPANSION IS NOT PROVIDED FOR THEN HIGH PRESSURES CAN DEVELOP WHICH MAY RESULT IN DAMAGE TO FITTINGS AND DEVICES ON THE SYSTEM The...
Page 13: ...nce without the express written permission of Baxi Heating could invalidate the appliance warranty and infringe the GAS SAFETY Installation and Use REGULATIONS Clearances A flat vertical area is requi...
Page 14: ...Room from Outside High 257cm2 39in2 128cm2 19 5in2 Low 257cm2 39in2 128cm2 19 5in2 Genesis 96 Position of Air from Air direct Air Vent Room from Outside High 311cm2 48 2 in2 156cm2 24 1 in2 Low 311cm2...
Page 15: ...the gutter or painted surface An air space of 5mm 3 16 in should be left between shield and gutter If the terminal discharges onto a pathway or passageway check that combustion products will not caus...
Page 16: ...dictate the use of terminal guards they can be obtained from most Plumbers and Builders Merchants nationwide When ordering a terminal guard quote the appliance model number The guard manufacturers lis...
Page 17: ...fore fixing the support bracket to the wall remove the blue regulator unit from the inlet connection of the cold water isolating valve Replace with the red regulator supplied in the contents kit See p...
Page 18: ...r cover poly bag assembly and contents kit before laying the boiler on its back supported by the polystyrene block Hinge down the lower door panel and spring off Remove the four securing screws slide...
Page 19: ...oks Hinge down the electrical box to gain access to the connections between boiler and valves At both sides push in the two tabs hinge box down by rotating Check the inlet water filter is fitted F Mak...
Page 20: ...ws refer to the instructions provided with the kits Place the flue elbow on to the flue connection with the outlets facing the wall opening Measure the distance from the outside wall face to the elbow...
Page 21: ...roviding they remain accessible Secure the clip Place the flue gasket on the boiler flue connection Slide the flue ducts through the hole in the wall Engage the elbow flange and collar on to the flue...
Page 22: ...equired when the plug is connected Connect the L and N wires to the multipin plug and the earth wire to the grounding strip earth point The incoming cable s can be routed through the cable clip at the...
Page 23: ...een positions 1 2 The anticipator should be wired to position 3 as this provides a continuous 24V supply FITTING AN EXTERNAL TIMER The external timer must have voltage free switch contacts The timer s...
Page 24: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 44 45 Schematic Wiring Diagram Page 24...
Page 25: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 25 Illustrated Wiring Diagram Page 25...
Page 26: ...e is an adequate gas supply pressure at the gas tap preferred minimum pressure is 19 5mbar Fitting The Outer Case Locate lower cover below support bracket with isolating valve spindles protruding thro...
Page 27: ...See Installation p18 Remove the screws securing the door panel Remove the door by lifting its lower edge forwards and upwards and disengage the lugs on the top corners Remove the screws securing the...
Page 28: ...ts always place the O ring on the spigot Where appropriate after changing a component re commission the appliance Pressure Switch Remove the screw holding the pressure switch to the air box back panel...
Page 29: ...move the plate and gasket carefully to avoid losing the three valves and springs Always fit a new gasket Reassemble in reverse order of dismantling Domestic Hot Water Heat Exchanger Hinge down the ele...
Page 30: ...on the flow pipe at the manifold Remove the clips securing the flow and return pipes to the heat exchanger Ease the flow and return pipes from the heat exchanger by gently pulling downwards Pull the...
Page 31: ...cover and discard Assemble new head with electrical box at 10 o Clock to housing Rewire using existing harness and box cover CHECK THAT THE PUMP HAS BEEN SWITCHED TO SETTING No 3 Pump Complete Hinge...
Page 32: ...he multipin connections to the two P C B s as follows 1 Mains input plug C 2 Pressure switch fan D 3 Safety thermostat sensing electrode E 4 Pump F Unplug the two spark electrode leads from the genera...
Page 33: ...Disconnect spark generator lead at connection K on power board Unplug the link plug connecting the two P C B s at B Lift power board from locating pegs Reassemble in reverse order CONTROL BOARD Unplug...
Page 34: ...tral heating thermistors Remove the electrical connection from the thermistor Remove the spring clip retaining it to the manifold Withdraw the thermistor Reassemble in reverse order Safety Thermostat...
Page 35: ...er and isolating valves retaining the sealing washers Remove the electrical cover and unplug the input lead Remove the earth connection from the grounding strip Release the input cables from the cable...
Page 36: ...braided expansion tube to the manifold Lift the vessel away from the boiler Undo the screw holding the retaining bracket to the expansion vessel Reassemble in reverse order ensuring that the vessel fl...
Page 37: ...sengage it Reassemble in reverse order Pressure Gauge Hinge down the electrical box Remove the spring fork clip retaining the gauge to the facia and withdraw the gauge Remove the clip retaining the ca...
Page 38: ...hinge down the electrical box Slacken the screws holding the burner flange and remove the flange Remove the screw securing the electrode to the burner Remove the screws and small electrical cover Rel...
Page 39: ...ing the by pass pipe to the valve Pull out the spring clip and unplug the thermistor and electrical connection Remove the clip securing the flow pipe to the heat exchanger and the R clip holding it to...
Page 40: ...inlet bend Swivel the bend to gain access to the flat filter AUTOMATIC AIR VENT Unscrew the air separator head assembly Replace unit in reverse order Central Heating Filter Undo the nut on the central...
Page 41: ...Genesis Baxi Heating Ltd 41 CHANGING COMPONENTS Page 41 Flow Regulator To remove the flow regulator use a small screwdriver to lever the plastic housing out of the valve inlet Fit the replacement regu...
Page 42: ...Supplied By www heating spares co Tel 0161 620 6677...
Page 43: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 42 43 Operational Flow Chart Page 42 43...
Page 44: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 44 45 Operational Flow Chart Page 44 45...
Page 45: ...Supplied By www heating spares co Tel 0161 620 6677...
Page 46: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 46 Fault Finding Page 46...
Page 47: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 47 FAULT FINDING Page 47...
Page 48: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 48 FAULT FINDING Page 48...
Page 49: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 49 FAULT FINDING Page 49...
Page 50: ...Supplied By www heating spares co Tel 0161 620 6677 Genesis Baxi Heating Ltd 50 Electronic Board Detail Page 50...
Page 51: ...ctrode control Knob control Knob Extended Pressure Switch Thermistor SoIenoid Valve Assembly Ignition Electrode Assembly Safety Thermostat Fan Assembly 96 Injector Manifold NG 96 Injector Manifold LPG...
