Saunier Duval THEMA F 23 E Service Manual

To be left with the userInstructions for UseInstallation and Servicing4000121771-2.02.03Hepworth Heating Ltd., Nottingham Road, Belper, Derbyshire. DE

104000121771-21 Technical DataHeating F24E PLUS F30E PLUSHeat input (max) NET Q 25,9 kW 32,6 kW88,370 BTU/H 111,231 BTU/HHeat input (min) NET Q 12,3

114000121771-23 Heating System Design• The Themaclassic plus is for use with sealed central heatingsystems.• Heating surfaces may consist of radiato

124000121771-2• Copper tubing or plastic Hep20 may be used for the domestichot water system. Unecessary pressure losses should beavoided.• Provision s

134000121771-25 Boiler Schematic1 - Fan.2 - Air pressure switch.3 - Heat exchanger.4 - Overheat thermostat.5 - Combustion chamber.6 - Expansion vessel

144000121771-26.1 Boiler LocationThe recommended clearances are shown in diagram 6.1.Note: The boiler must be mounted on a flat wall which issufficien

154000121771-26 Boiler Location, Flue and VentilationDiagram 6.2MINIMUM SITING DIMENSIONS FOR THEPOSITIONING OF FLUE TERMINALS MMHORIZONTAL FLUESA DIR

164000121771-27 Fixing JigThe fixing jig is made up as follows:A - Heating return fitting with isolating valve.B - Cold water inlet fitting with isola

174000121771-28 Boiler Preparation and System Connections8.1 Cutting the flue hole• Remove the wall template, follow the instructions given on thewall

184000121771-29 Boiler Installation9.1 Sheet metal partsWARNING: When installing or servicing this boiler, care shouldbe taken when handling the edge

194000121771-29.3 Heating safety valve (3 bar RED) anddomestic safety valve (10 bar BLUE)discharge, refer to diagrams 9.4.Two short discharge pipes a

24000121771-2Guarantee RegistrationThank you for installing a new Saunier Duval appliance in your home.Saunier Duval appliances' are manufactured

204000121771-210 Horizontal Rear Flue InstallationDiagram 10.21031070mm. plus X = wall thickness (75 min.)plus 40mm. = cutting lengthX40mm70mmOutside

214000121771-210 Horizontal Rear Flue InstallationDiagram 10.8RESTRICTORFLUEHOOD10234Diagram 10.5ADAPTORSELFADHESIVEGASKETSTANDARDFLUEASSEMBLYINNERWA

224000121771-211 Horizontal Telescopic Top Flue Installation11886The Horizontal Telescopic Top Flue, Kit No.A2004500Suitable for installations that re

234000121771-211 Horizontal Telescopic Top Flue Installation11.3 Installation of telescopic flue assembly• Remove the elbow (D) and the telescopic flu

244000121771-212 Horizontal Top Flue Installation12a.1 The Horizontal Top flue - kit 86285Suitable for installations that require a max. flue length &

254000121771-212 Horizontal Top Flue Installation12a.4 Installation of horizontal top flueassemblyImportant: If the flue has been cut, ensure that the

264000121771-213 Electrical ConnectionDiagram 13.2WARNING: This appliance must be earthed. This appliancemust be wired in accordance with these instru

274000121771-210212CONTROL PANEL USER INTERFACERETAINING LATCHES11974Diagram 13.313.3 Mains Voltage External ControlsWARNING: UNDER NO CIRCUMSTANCES M

284000121771-214 CommissioningImportant: The commissioning and first firing of the boiler mustonly be done by a competant person.Gas installationIf co

294000121771-214 Commissioning6.• Leave cap open on automatic air vent.Ins 061a5.• Bleed each radiator to remove air, ensure allbleed screws are re-ti

34000121771-2Important Information 4Draining and Filling 5Appliance Introduction 5Appliance Safety Devices 5Maintenance and Servicing 6Controls and Li

304000121771-2Diagram 15.19718A14 CommissioningBypassThe boiler has a built-in bypass, see diagram 15.1.The boiler is supplied with the bypass open ha

314000121771-2Parameter 3 : Setting the minimum heating temperatureThis can be set to one of two values : 38°C or 50°C.Parameter 4 : Setting the maxim

324000121771-2Should it be necessary to change the gas type, a conversion kitwith instructions will be required.This modification must only be carried

334000121771-2REMEMBER, when replacing a part on this appliance, use onlyspare parts that you can be assured conform to the safety andperformance spec

344000121771-217 Routine Cleaning and InspectionDiagram 17.39533Note: Isolating cocks water and gas are shown in the: OFF positionDiagram 17.1To Drain

354000121771-217 Routine Cleaning and Inspection17.7 Combustion chamber cover• Unscrew and remove the two screws securing combustionchamber cover to c

364000121771-217 Routine Cleaning and InspectionBURNERGUIDEBURNERRETAININGSCREWS9815981798189812Diagram 17.797509742Diagram 17.9FLUE HOODHEAT EXCHANGE

374000121771-218 Fault FindingBefore trying to operate the boiler make sure that :• All gas supply cocks are open and that the gas supply hasbeen purg

384000121771-218 Fault FindingCOMPONENT NORMAL MEASURE CHECKGas control valveUnder demand during ignition sparks: If 0 Volt: the gas control valveResi

394000121771-218 Fault Finding10301FAULT: NO HEATINGAre the external heatingcontrols calling for heat?Is the polarity correct?Rectify fault on externa

44000121771-2Gas safety (Installation and use) RegulationsIn your interests and that of gas safety, it is the law that ALL gasappliances are installed

404000121771-2FAULT: THE BURNER LIGHTS BUT THEN GOES OUT. THERE IS NO FLAME DETECTED.Check that the gas taps are fully openCheck the gas pressure.NOYE

414000121771-218 Fault FindingFAULT: THE BURNER DOES NOT LIGHT AT ALL, BUT THERE IS AN IGNITION SPARK.NONOYESYESAre the gas taps on?Test the gas contr

424000121771-218 Fault FindingFAULT: THE FAN DOES NOT START.Check continuity of fan harness.NOYESIs there is 230V acat fan during demand?Faulty fan, r

434000121771-2FANSENSORNOT USEDWATERPRESSURESENSORUSER INTERFACETHERMISTOR CHFLOW SENSORPUMP CHIGNITERUNITMICRO ACCUMULATOR HEATING ELEMENTGASCONTROLV

444000121771-220 Replacement of PartsIMPORTANT INFORMATIONWARNING: Before commencing the replacement of anycomponent, isolate appliance from electric

454000121771-29646Diagram 20.3SENSINGTUBEAIR PRESSURESWITCH20.2 Fan, refer to Section 17.10Before starting refer to the front of Section 20 Importanti

464000121771-220 Replacement of Parts20.10 Burner injector assembly, refer todiagram 20.5 and 20.6.Before starting refer to the front of Section 20 Im

474000121771-2➜➜Diagram 20.9PCB (CONTROL BOARD)CONTROL BOARDCOVER113911002120 Replacement of Parts20.14 Heat exchanger, refer to diagram 20.7.Before s

484000121771-2Diagram 20.10USER INTERFACE BOARD➜1142420 Replacement of Parts➜➜230V CONTROLS BOARDMAINSSWITCH➜➜CONTROL PANEL10212➜20.17 User interface

494000121771-2➜➜➜➜➜20 Replacement of Parts20.22 Reduced pressure zone valve (RPZ),refer to diagram 20.12.Before starting refer to the front of Section

54000121771-2Caution: The boiler is installed as part of a sealed systemwhich must only be drained and filled by a competent person.If the mains elec

504000121771-220 Replacement of Parts20.26 Bypass valve, refer to diagram 20.15.Before starting refer to the front of Section 20 Importantinformation.

514000121771-220 Replacement of Parts20.30 Heating safety valve (3 bar RED), refer todiagram 20.19.Before starting refer to the front of Section 20 Im

524000121771-220 Replacement of Parts20.34 Domestic hot water plate to plate heatexchangerBefore starting refer to the front of Section 20 Importantin

534000121771-220 Replacement of Parts20.36 Micro accumulator vessel thermistor,refer to diagram 20.25.Before starting refer to the front of Section 20

544000121771-220 Replacement of PartsReplacing the expansion vesselBefore starting refer to the front of Section 20 Importantinformation.• For this op

554000121771-220 Replacement of Parts20.40 Sealed chamber cover seal, refer todiagram 20.29Before starting refer to the front of Section 20 Importanti

564000121771-2Because of our constant endeavour for improvement details may vary slightly from those in the instructions.21 Spare partsWhen ordering s

64000121771-2Air flow rate safety deviceIf the flue is obstructed, even partially, the built in safety systemwill turn the boiler OFF, the fan will co

74000121771-2Controls and lighting1811444114451. Lighting the boiler:Make sure that:• The boiler is connected to the electricalsupply.• The gas servic

84000121771-2Controls and lighting4. Central heating temperature adjustment:• Press button twice, is displayed and thecurrent temperature sett

94000121771-2Programmer instructions for useSetting the time.Make sure there is an electrical supply to the boiler and theboiler is switched ON ( I ).