Baxi Potterton Gold FSB 30 HE manual Replace fan Lights Rectify wiring

Page 55

FAN LOCKOUT

Unplug

3-way PCB connectorNO & unplug fan. Is there

continuity from N to O &

from P to Q ?

YES

 

 

 

 

 

 

 

Unplug

NO

the smaller of the

6-way PCB connector. Is there

 

continuity from R to S & from T

 

to U & from

 

V to W ?

 

YES

Replace fan.

Lights

On * *

Rectify wiring.

Rectify wiring.

17.0Fault Finding

NOTE: The fan is supplied with 325 Vdc.

Fan Fault Finding should only be carried out after the boiler has been electrically isolated.

 

 

 

 

 

 

 

 

 

Fan

 

 

PCB

 

 

 

 

 

 

Connection

Connection

N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q

P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fan

 

 

PCB

 

 

 

 

 

 

 

 

Connection

Connection

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Viewed from

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Wire Entry end

© Baxi Heating UK Ltd 2011

55

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Contents
FSB 30 HE Potterton Gold FSB 30 HE No 592 Natural GasScheme Members only Installer Notification GuidelinesCodes of Practice, most recent version should be used Important Installation, Commissioning, Service & RepairGas Safety Installation & Use Regulations LegislationContents Description IntroductionImportant Information Layout Figs , 4, 5 Flow Temperature Thermistor RedPosition of Optional Integral Timer Wiring General LayoutBoiler 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 5mm Min 500mm Min For Servicing Purposes 390mm Clearances Figs &16Gas Supply Electrical SupplyCondensate Disposal Condensate Drain GeneralBlockage or restriction of the pipe into the drain Site RequirementSink ± 10 from verticalMIN FlueThis bend is equivalent to 0.5 metre Flue OptionsHorizontal Flue System Examples Horizontal Flue Systems17.2 + 34.4 = 51.6 metres Vertical Flue System Examples Twin PipeTwin & Vertical Flue Systems Total equivalent lengthFlue Group P Flue AccessoriesCDS Flue Group BFor Twin Flue Systems For Vertical Flues For Vertical Flue SystemsFor Twin Flues Flue Deflector a Flue DimensionsFor Roof Terminals Terminal Guard FigPlume Displacement Kit P.D.K Plume DisplacementDetermining 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 Flue Inner Flue Support Bracket Fitting the Standard FluePoints Inner Flue Support Bracket Flue Elbow Gasket Flue TrimConnection Making the Condensate DrainCable Clamp Way Terminal Block Making The Electrical ConnectionsIntegral Programmer Fuse 3.15 AT Schematic Wiring DiagramElectrical Green/YellowPCB Illustrated Wiring DiagramCommissioning the Boiler Commissioning the BoilerPriming the Condensate Pump Check the Operational Working Gas Inlet Pressure Handover 13.2 ‘Benchmark’ ChecklistCompletion Fitting The Case Panels & FaciaAnnual Servicing Servicing the BoilerInsulation Annual Servicing InspectionAir Box Door Panel Spark Sleeve Earth Combustion Box Door PanelTo it Fig Pipe may be removed to increase accessCracks/damage. Clean with a soft brush Lock Nut Service Drain Plug Central Insulation PanelChanging Components Flow Temperature Thermistor and Safety Thermostat FigChanging Components & Preparation Check operation of the pump See Section Condensate Pump Complete aClip Drain the boiler see .1 paragraph 2Changing Components Spark and Sensing Electrodes Fig Securing Nut Sensor Leads Condensate Trap Lock Nut Injector Pipe FigGas Valve Fig Condensate Trap FigHeat 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 D ? 240V at a ?240V at B ? 240V at C ?Pump running ? Wires from inline Connector to PCB faultyViewed from Wire Entry end Replace Flow Switch System full of water ?Is there Gas at gas valve inlet ? Wiring from PCBRectify wiring Replace PCB Way Connector Lead from PCB to Gas Valve faultyLights On Off Replace Stat Replace fan Lights Rectify wiring Viewed from Wire Entry end ‘A’ ‘C’ ‘D’ ‘B’YES Condensing Boilers only Service Record Brooks House, Coventry Road, Warwick. CV34 4LL Comp No 6/11 Potterton