Saunier Duval Xeon 40ff, Instructions For Use Installation And Servicing

Page 1: ...the Heatcall Customer Service number 01773 828100 Our Guarantee gives you peace of mind plus valuable protection against breakdown by covering the cost of Guarantee Registration Fanned Flue Boiler S I...

Page 2: ...The Health and Safety at Work Act 1974 we are required to provide information on substances hazardous to health CERAMIC FIBRE INSULATION PADS These can cause irritation to skin eyes and the respirator...

Page 3: ...electrical supply failure the overheat safety cutoff device may need resetting remove the controls cover and press the reset button refer to diagram 1 Overheat Safety Cutoff If the overheat safety cut...

Page 4: ...ler being full of water consult your installation servicing company ALL SYSTEMS Turn the electrical supply on to the boiler and check that all remote controls are calling for heat To Turn the Boiler O...

Page 5: ...The manufacturer s instructions supplied TheGasSafety InstallationandUse Regulations TheBuilding Regulations The Building Standards Scotland Regulations applicable in Scotland Local Water Company Bye...

Page 6: ...00Table 16 not less than 0 75mm2 24 0 20mm 1 7 Contents of Packaging The boiler is delivered in one pack refer to Section 4 1 for contents 1 8 Water System This boiler may be fitted to an open vented...

Page 7: ...e in an unusual position special requirements are needed the current issue of BS6798 gives detailed guidance on these requirements A compartment used to enclose the boiler must be designed and constru...

Page 8: ...to the external air the position allowing free passage of air across it at all times Car ports or similar extensions of a roof only or a roof and one wall requirespecialconsiderationwithrespecttoanyo...

Page 9: ...be 15mm minimum size It is important that the relative positions of the pump cold feed and open vent are as shown in diagram 3 2 Theunrestrictedopenventfromtheboilermustrisecontinuously to discharge o...

Page 10: ...LOCKSHIELD VALVE FLOW RET There must always be a cold water path to the return connection of the boiler PUMPED RETURN PUMPED FLOW 4124 Diagram 3 4 1metre Min 27 metres Max 22mm VENT 15mm COLD FEED TO...

Page 11: ...volume Note A higher initial design pressure requires a larger volume expansion vessel Guidance on vessel sizing is also given in the current issue of BS5449 and BS7074 Part 1 The charge pressure mus...

Page 12: ...REAKER PRESSURE REDUCING VALVE 0051M Diagram 3 6 3 16 Filling a Sealed Water System Provision for filling the system at low level must be made Three methodsareshownindiagram3 6 Theremustbenopermanent...

Page 13: ...4 1 Unpacking Open the carton check the items supplied against the boiler pack contents list on the flap and diagram 4 1 4 2 Flue Position and Length Determine flue application length and terminal pos...

Page 14: ...onalwallliner kit isusedtheflue can be fully installed from the inside For a wall thickness of over 300mm the external flue hole will need to be made good from the outside This applies also if you use...

Page 15: ...m 4 5 Drill holes and plug to suit No 12x2in wood screws fit the screws allowing sufficient clearance about 5mm to accept the swing brackets see diagram 4 5 Secure the mounting bracket to the wall wit...

Page 16: ...manifold secure with the two self tapping screws supplied in the loose items pack It should now not be possible to remove the manifold 4 10 Rear Fitting Fit the self adhesive foam seal provided in th...

Page 17: ...er is not to be fitted for some time cover the hole in the wall On limited access installations push the flue assembly into the hole such that it is within the wall and does not stick out into the roo...

Page 18: ...e diagram 5 4 Remove the fan assembly by removing the screws at the front slackening the screws at the rear and sliding it out see diagram 5 4 Secure the flue assembly to the boiler using the previous...

Page 19: ...ng clip from the loose items pack peel off the backing paper and position it in a suitable place to secure the incoming cable Using heat resistant 85o C cable of at least 0 75mm2 24 0 2mm to the curre...

Page 20: ...ATED VERTICAL REAR RIGHT LEFT SCREW 2 JUBILEE CLIP Cutting MARK lengths Lefthand flue does not require cutting SIDE LEFT FAN DUCT EXTENSION SIDE RIGHT REAR FLUE ELBOW FAN DUCT EXTENSION FAN DUCT EXTEN...

Page 21: ...ring diagrams for either a sealed water system or fully pumped open vented diagram 5 10 and 9 7 PUMPEDHEATINGANDGRAVITYDOMESTICHOTWATER Make sure that the red link is connected between terminals SL an...

Page 22: ...is isolated from the electrical supply Makes sure that the control thermostat is turned to O the Off position Turn the gas service cock On see diagram 6 1 Testthepilotsupplytubeanditsconnectionsforgas...

Page 23: ...ff either by the control thermostat or a remote system control To make sure that the flame supervision device is working correctly the following should be done 1 With the main burner alight turn the g...

Page 24: ...r Adjust the pump to the system design setting then balance the system Having achieved a satisfactory condition operate the boiler with the bypass fully closed on minimum load normally this will be ce...

Page 25: ...by a competent person Before servicing turn off the gas and isolate the electrical supply to the boiler After completing a service always test for gas soundness and carry out functional check on contr...

Page 26: ...4 Main Injector Withthemainburnerremovedthemaininjectorcanbeinspected and cleaned as necessary see diagram 8 5 If removing for cleaning do not use a wire or sharp instrument on the hole Use a little s...

Page 27: ...nuity polarity short circuit and resistance to earth checks must be repeated using a suitable multimeter Refer to neon indicators An Aid to Fault Finding diagram 9 1 Boiler Fault Finding diagram 9 2 P...

Page 28: ...rd With pilot lit does spark stop Isolate supply test harness and replace as required Is there 230V between main multi functional control solenoid black and blue cables YES Replace multi functional co...

Page 29: ...applied Pump Overrun Operation For Fully Pumped System Only The PCB has a timed pump overrun facility The pump should run for several minutes after remote controls have stopped calling for heat Befor...

Page 30: ...no switch is fitted link will make the circulation pump run constantly F1 F2 or or or p Diagram 9 4 Diagram 9 5 FUSE TYPE F1 F2 F1A SPARK ELECTRODE O H CUTOFF CONTROL STAT FAN AIR PRESSURE SWITCH PIL...

Page 31: ...tral heating system remote controls and not to control box Yellow link fitted to bridge out the overheat cutoff b g y E N g y K1 K2 ELECTRODE PN 5859 GRAVITY DOMESTIC HOT WATER AND PUMPED CENTRAL HEAT...

Page 32: ...3 AMP N E N g y br CIRCULATON PUMP L r See Note SL P PN FULLY PUMPED OPEN VENTED OR SEALED WATER SYSTEM 5860 b N b br b MULTI FUNCTIONAL CONTROL br b Remove red link between 9 and SL when fitting a t...

Page 33: ...of washers in the front of the control box Remove the split pin and withdraw the thermostat phial from its pocket Releasethecapillaryfromthebaseandplasticretaining clip then remove it from the split g...

Page 34: ...e PCB to the main terminal strip control thermostat and earth connection Release the main terminal strip and plastic label Carefully pull the board away from its supports When refitting refer to wirin...

Page 35: ...10 8 Solenoid diagram 10 3 Remove the electrical plug from the multifunctional control Remove the securing screw and then the solenoid Assembly 10 9 Main Burner Remove the main burner as Section 8 3...

Page 36: ...oved the rear insulation can be removed and replaced 10 12 Viewing Window diagram 10 6 Remove the old self adhesive aluminium foil gasket and the old mica window Replace with a new mica window Peel of...

Page 37: ...sure that the plastic tubes arefittedasshownindiagram10 7andthatelectricalconnections are made as shown in diagrams 9 6 or 9 7 10 14 Fan diagram 5 4 Remove the electrical connections and disconnect th...

Page 38: ...GC number of the appliance and part Key No Part No Description GC Part No 1 801020 Multifunctional control E25264 2 208040 O ring 334 592 3 205708 Injector 40ff 313 944 4 203431 Pilot burner 379 204...

Page 39: ...39 221657C Diagram 11 1 5861 1 2 6 4 5 10 9 8 7 11 13 14 15 3 11 Spare Parts...

Page 40: ...40 221657C Because of our constant endeavour for improvement details may vary slightly from those shown in these instructions...