Baxi Potterton Gold FSB 30 HE System full of water ?, Pump running ?, Blockage in the system ?

Models: Gold FSB 30 HE

system full of water ?

pump running ?

Wires from inline

connector to PCB faulty.

Remove Blockage.

Viewed from

Wire Entry end

Replace Flow Switch.

system full of water ?

pump running ?

Wires from inline

connector to PCB faulty.

blockage in the system ?

Remove Blockage.

Viewed from

Wire Entry end

Replace Flow Switch.

17.0Fault Finding

17.0Fault Finding

Manuals / Baxi Potterton / Household Appliance / Boiler

1 60

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Page 52

Image 52

DRY-FIRE

Is the

YES

Is the

YES

Unplug

5-way PCB

connector. Is

there continuity

between H

Disconnect

Flow Switch Inline

connector. With pump running is

there continuity across flow

switch ?

Remove

flow switch from boiler.

Is there a physical blockage to

the paddle within the

flow switch ?

YES

Remove Blockage.

Lights

* * On

Fill system with water and

bleed out all air.

Pump or Pump Wiring

fault.

YES

Replace PCB.

YES

YES

Page 52

Image 52

Baxi Potterton Gold FSB 30 HE manual System full of water ?, Pump running ?, Wires from inline Connector to PCB faulty

Contents

FSB 30 HE Natural Gas Potterton Gold FSB 30 HE No 592Installer Notification Guidelines Scheme Members onlyImportant Installation, Commissioning, Service & Repair Gas Safety Installation & Use RegulationsLegislation Codes of Practice, most recent version should be usedContents Description IntroductionImportant Information Flow Temperature Thermistor Red Position of Optional Integral Timer WiringGeneral Layout Layout Figs , 4, 5Boiler Operation Boiler OperationAll TRVs Shut Down ? Minute Anti-cycle CAT I 2H Technical DataIpxx Dimensions and Fixings Water Circulating Systems System DetailsTreatment of Water Circulating Systems Pipework Low Head InstallationAir Vents System Controls & Wiring Sealed Systems Fig Location Site RequirementsCompartment Clearances Figs &16 Gas SupplyElectrical Supply 5mm Min 500mm Min For Servicing Purposes 390mmCondensate Drain General Condensate DisposalSite Requirement Sink± 10 from vertical Blockage or restriction of the pipe into the drainFlue MINFlue Options Horizontal Flue System ExamplesHorizontal Flue Systems This bend is equivalent to 0.5 metreVertical Flue System Examples Twin Pipe Twin & Vertical Flue SystemsTotal equivalent length 17.2 + 34.4 = 51.6 metresFlue Accessories CDSFlue Group B Flue Group PFor Twin Flue Systems For Vertical Flues For Vertical Flue SystemsFor Twin Flues Flue Dimensions For Roof TerminalsTerminal Guard Fig Flue Deflector aPlume Displacement Plume Displacement Kit P.D.KDetermining Permissible Lengths P.D.K Min metres Min .3 metres General Fitting Notes P.D.KThis section of the flue Must be horizontal Fig. H Installation Fitting the Standard Flue Flue Inner Flue Support BracketInner Flue Support Bracket Flue Elbow Gasket Flue Trim PointsMaking the Condensate Drain ConnectionCable Clamp Way Terminal Block Making The Electrical ConnectionsIntegral Programmer Schematic Wiring Diagram ElectricalGreen/Yellow Fuse 3.15 ATIllustrated Wiring Diagram PCBCommissioning the Boiler Commissioning the BoilerPriming the Condensate Pump Check the Operational Working Gas Inlet Pressure 13.2 ‘Benchmark’ Checklist CompletionFitting The Case Panels & Facia HandoverServicing the Boiler Annual ServicingAnnual Servicing Inspection Air Box Door Panel Spark SleeveEarth Combustion Box Door Panel InsulationPipe may be removed to increase access Cracks/damage. Clean with a soft brushLock Nut Service Drain Plug Central Insulation Panel To it FigChanging Components Flow Temperature Thermistor and Safety Thermostat FigChanging Components & Preparation Condensate Pump Complete a ClipDrain the boiler see .1 paragraph 2 Check operation of the pump See SectionChanging Components Spark and Sensing Electrodes Fig Injector Pipe Fig Gas Valve FigCondensate Trap Fig Securing Nut Sensor Leads Condensate Trap Lock NutHeat Exchanger Heat Exchanger Manifold AssemblyCombustion Box Door Panel Burner Support Bracket Burner Securing Screws Short Parts List Short Parts ListKey Description Fault Finding 240V at a ? 240V at B ?240V at C ? 240V at D ?Wires from inline Connector to PCB faulty Viewed from Wire Entry end Replace Flow SwitchSystem full of water ? Pump running ?Wiring from PCB Rectify wiringReplace PCB Way Connector Lead from PCB to Gas Valve faulty Is there Gas at gas valve inlet ?Lights On Off Replace Stat Replace fan Lights Rectify wiring Viewed from Wire Entry end ‘A’ ‘C’ ‘D’ ‘B’YES Condensing Boilers only Service Record Potterton Brooks House, Coventry Road, Warwick. CV34 4LL Comp No 6/11

Is there a

Is there a

blockage in the system ?

blockage in the system ?