Baxi Potterton 47-393-40, 47-393-39, 47-393-41 General Layout, Expansion Vessel Automatic Air Vent

Page 8

 

 

 

 

 

 

2.0

General Layout

 

 

 

 

 

 

 

 

 

2.1

Layout

 

 

 

 

23

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

1.

Expansion Vessel

 

 

 

 

 

 

 

 

15

2.

Automatic Air Vent

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

DHW Plate Heat Exchanger / Automatic Bypass

22

 

 

 

 

 

4.

Circulation Pump

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.

Drain Off Point

 

 

 

 

14

 

 

 

 

 

6.

Pressure Relief Valve

 

 

 

 

 

 

 

 

 

 

7.

Integral Timer Position

 

 

 

 

 

 

 

 

13

8.

Central Heating System Pressure Gauge

21

 

 

 

 

 

9.

PCB

 

 

 

 

 

 

 

 

 

 

16

10.

Control Box

 

 

 

 

 

 

 

 

 

 

11.

3-Way Valve Assembly

 

 

 

 

 

 

 

 

20

12.

Condensate Trap

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13.

Flame Sensing Electrode

 

 

 

 

 

 

 

 

 

14.

Spark Electrode

 

 

 

 

 

 

 

 

 

 

15.

Primary Heat Exchanger

 

 

 

 

 

 

 

 

 

16.

Fan Assembly

 

 

 

 

 

 

 

 

 

 

17.

On/Off/Reset Selector Switch

 

 

 

 

 

 

 

18.

Central Heating Temperature Control

 

 

 

 

 

 

19.

Hot Water Temperature Control

 

10

 

 

 

 

 

20.

Venturi

 

 

 

 

9

8

 

 

 

 

21.

Air/Gas Collector

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22.

Combustion Box Cover & Burner

 

 

7

 

 

 

 

 

 

 

 

 

23.

Igniter

 

 

 

 

 

 

 

 

 

 

24.

Burner On Light

 

 

 

 

 

 

 

 

 

 

25.

Central Heating Mode Light

 

 

 

 

 

 

 

 

 

26.

Domestic Hot Water Mode Light

 

 

 

 

 

 

12

27.

Display

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

4

 

5

 

 

 

 

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

 

25

26

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

1

12

 

 

 

 

 

 

 

 

 

 

3

 

11

 

 

 

 

 

 

 

 

 

 

4

 

10

 

 

Reset

 

 

 

 

 

 

2

5

 

 

9

 

 

 

 

 

 

 

 

PM

 

 

 

 

 

 

 

 

 

 

 

3

 

 

8

 

 

 

 

 

 

 

 

7

 

 

7

 

 

 

 

 

 

 

 

 

8

 

 

AM

 

 

 

 

 

 

 

￿

4

9

 

0

5

 

 

 

 

 

 

 

bar

10

 

4

 

 

 

 

 

 

 

 

 

 

11

 

3

 

 

 

 

 

 

 

 

 

 

12

1

2

 

 

17

27

24

18

19

 

 

8

 

7

 

 

8© Baxi Heating UK Ltd 2012

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Contents
Installation & Service Instructions Natural Gas Potterton TitaniumInstaller Notification Guidelines Scheme Members only Codes of Practice refer to the most recent version Important Installation, Commissioning, Service & Repair Legislation Safe Manual Handling GeneralPreparation TechniqueContents Description Contents of PackIntroduction Domestic Hot Water Mode Light Display General LayoutLayout Expansion Vessel Automatic Air VentCentral Heating Mode Fig Domestic Hot Water Mode FigFrost Protection Mode Appliance OperationTechnical Data Titanium 24, 28, 33Dimensions and Fixings OrientationTap Rail 32.5 mm Condensate Drain 65 mm 22mm 15mmSystem Details InformationCentral Heating Circuit BypassPressure Relief Valve Fig System Filling and Pressurising FigExpansion Vessel Central Heating only Hard Water Areas Domestic Hot Water Circuit FigShowers At Least 1.5 7.2 Clearances Figs Site RequirementsLocation Site Requirement Ventilation of CompartmentsGas Supply Electrical SupplyCondensate Drain 50mm per 500mm minRun Minimum fallBoiler External runs & those InsulationFlue Each fitting to aid assembly Flue OptionsHorizontal Flue Systems Horizontal FluesVertical Flues Twin & Vertical Flue Systems120mm Min ApartTelescopic Internal Flue Kit Flue AccessoriesKey Accessory Size Code No Air Duct Connection Flue Duct Connection Boiler Adaptor Twin Flue Duct AdaptorTwin Flue Connection Flue Dimensions For Roof TerminalsFlue Trim Terminal Guard FigPlume Displacement Plume Displacement Kit FigElbow/Plume Outlet Assembly Ring Bracket28/33/40 Determining Permissible LengthsExample Example Flue Lengths OKGeneral Fitting Notes 30mmElbow to allow the flue to be installed as shown 60Ø extension piece. It must be secured using twoUsing a suitable bit e.g mm, drill through Extension and outlet. Secure using two of the screwsInstallation Unpacking & Initial PreparationFlushing After considering the site requirementsFitting the Filling Loop Kit Condensate Drain see section Fitting The BoilerFitting the Pressure Relief Discharge Pipe Fig Fitting The Flue Wall Thickness Flue ElbowEnsure Elbow is fully engaged into Boiler Adaptor Wall Thickness Waste FlueEnsure Extension is fully engaged into Boiler Adaptor Inner Flue Support Bracket25mm Extension Cut End Making The Electrical Connections Preliminary Electrical ChecksSelector Switch Display CommissioningCommissioning the Boiler Screw Pump Automatic Air VentPressure Setting the Timer Case Front Panel Facia Panel CompletionCompletion Annual Servicing Inspection Servicing13 .1 Annual Servicing Viewing Window 10 ±1Burner Sensing Electrode Spark and Sensing Electrodes Fig Changing ComponentsIgniter Fig Fan Fig Venturi FigInjector Fig Gasket Venturi Injector Cover Gas Inlet Pipe Fan CollectorBurner Gasket Extension Piece Burner FigInsulation Fig Central Heating Temperature Sensor NTC Fig Safety Thermostat FigDHW Temperature Sensor NTC Fig Flue/Heat Exchanger Thermostat Sensor FigAutomatic Air Vent Fig Pump Head Only FigPump Complete Fig Pressure Gauge Figs Hall Effect Sensor FigDiverter Valve Motor Unit & Assembly Fig Plate Heat Exchanger FigSelector Switch Fig 14.22 P.C.B. FigExpansion Vessel Fig Throttle Adjustment ScrewGas Valve Fig Setting the Gas Valve Setting the Gas Valve CO2 checkFlue Adaptor Test Point Plug Analyser Probe ThrottleIllustrated Wiring Diagram ElectricalShort Parts List Short Parts List306 302Error Codes Fault FindingInitial Fault Finding Checks Error 133 flashing Go to section ‘A’ Turn the selector switch toReset position for 5 seconds Pump runsTurn selector switch to Error 133 flashing Go to section ‘I’Turn Domestic Hot Water Open DHW tap fullyPCB X3 connector terminals 3 Switch terminalFan jammed or faulty winding Replace PCB Replace waterCheck wiring Viewing Window Replace sensor or PCB E28Gas at burner Replace gas valveReplace sensor Replace safety thermostatReplace PCB Is there 230V at Page Page GAS Boiler System Commissioning Checklist Service Record Potterton
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