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Baxi Potterton Performa 24 Eco HE 8.4 Flue Duct Adaptor, 8.5 Air duct adaptor

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8.0 Flue Options

Flue Duct Adaptor

Boiler Adaptor

Air Duct Adaptor

Gasket

Restrictor

Gasket

Position of Restrictor

Blanking Plate

For Twin Flue Systems fit the adaptors as follows:-

8.4 Flue Duct Adaptor

1. Engage the flue duct adaptor on the boiler adaptor,

making sure that it is pushed down as far as possible.

8.5 Air duct adaptor

1. Undo the screws securing the blanking plate to the boiler

top panel. Discard the plate.

2. There are three restrictor plates supplied in the kit. One

marked ‘23’ and one marked ‘27’, these can be discarded

The third restrictor MUST be positioned as shown in the

diagram below.

3. Take one of the gaskets supplied in the kit and place on

the boiler top panel.

4. Align the restrictor as shown. Position the second gasket

over the restrictor.

5. Using the screws previously removed secure the inlet

adaptor to the top panel.

6. Continue to fit the twin flue system.

Contents

Main 2 Natural Gas Building Regulations and the Benchmark Commissioning Checklist Contents ISO 9001 FM 00866 Installer Notification Guidelines Legislation Codes of Practice, most recent version should be used IMPORTANT - Installation, Commissioning, Service & Repair Safe Manual Handling 1.1 Description 1.2 Contents of Pack 1.0 Introduction 2.0 General Layout 2.1 Layout 3.0 Appliance Operation 3.1 Central Heating Mode (Fig. 2) 3.2 Domestic Hot Water Mode (Fig. 3) 4.0 Technical Data Pump - Available Head 5.0 Dimensions and Fixings Dimensions 6.1 Information 6.2 Central Heating Circuit 6.3 Bypass 1. The boiler is fitted with an automatic integral bypass. 6.4 System Control 12 6.5 System Filling and Pressurising 6.6 Expansion Vessel (Central Heating only) 6.7 Safety Pressure Relief Valve (Fig. 6) 6.8 Domestic Hot Water Circuit (Fig. 7) 6.9 Showers 6.10 Hard Water Areas 14 7.1 Location 7.2 Clearances (Figs. 8 & 9) 7.3 Ventilation of Compartments 7.4 Gas Supply 7.5 Electrical Supply 16 7.6 Condensate Drain Termination to an internal soil and vent pipe External termination via internal discharge branch e.g sink waste - downstream External termination to a drain or gully External termination to a purpose made soak-away Page 18 Horizontal Flues This bend is equivalent to 1 metre Total equivalent length (up to 3m) = A+B+C+2x90Bends B AC This bend is equivalent to 1 metre 8.1 Horizontal Flue Systems The total equivalent length for this example is = 6.5 metres. Y B A C 20 8.3 Flue Accessories 8.4 Flue Duct Adaptor 8.5 Air duct adaptor 22 8.6 For Roof Terminals 8.7 Flue Dimensions 8.8 Flue Trim 8.9 Terminal Guard (Fig. 14) 9.1 Plume Displacement Kit (Fig. 14b) 24 X Y 9.2 Determining Permissible Lengths 50mm 30mm 9.3 General Fitting Notes 26 9.3 General Fitting Notes (cont.) 30mm 70 10.1 Initial Preparation 10.2 Flushing 10.3 Preparing The Boiler 28 10.4 Fitting The Boiler 10.5 Fitting the Safety Pressure Relief Discharge Pipe (Fig. 33) 10.6 Condensate Drain (see section 7.6) 10.7 Fitting The Flue 30 10.7 Fitting the Flue (Cont) 10.8 Making The Electrical Connections 10.9 Preliminary Electrical Checks 11.0 Commissioning the Boiler 32 11.1 Commissioning the Boiler 11.0 Commissioning the Boiler 11.2 Checking the Burner Pressure 12.0 Completion 34 12.1 Completion 13.0 Servicing the Boiler 13 .1 Annual Servicing 13.0 Servicing the Boiler 36 13.1 Annual Servicing (Cont) 14.1 Fan (Figs. 62 & 63) 14.2 Pressure Switch (Fig. 61) 38 14.3 Heat Exchanger (Fig. 64) 14.4 Burner (Fig. 65) 14.5 Injectors (Fig. 66) 14.6 Electrodes (Fig. 66) 13.8 14.7 Insulation (Fig. 67) 40 14.8 Gas Valve (Fig. 68) 14.9 Temperature Sensor (Fig. 69) 14.10 Safety Thermostat (Fig. 69) 14.11 Pump - Head Only (Fig. 71) 14.12 Pump - Complete (Fig. 73) 14.13 Automatic Air Vent (Fig. 73) 42 14.14 Pressure Gauge (Figs. 74 & 75) 14.15 Expansion Vessel (Fig. 76) 14.16 Condensate Trap (Fig. 77) 14.17 Pressure Relief Valve (Fig. 78) 14.18 P.C.B. (Fig. 80) 14.19 Selector Switch (Fig. 80) 44 14.20 Plate Heat Exchanger (Fig. 67) 14.21 Diverter Valve Assembly (Figs. 82 & 83) 14.21 Diverter Valve Assembly (Cont) 14.22 Flow Regulator (Figs. 85 & 86) 46 14.23 Secondary Heat Exchanger (Fig. 87) 14.24 Flue Overheat Thermostat (Fig. 88) 15.0 Illustrated Wiring Diagram Control PCB br - brown bk - black b - blue r - red y - yellow g/y- green / yellow w - white gr - grey Page Page Fault Finding Solutions Sections A to F A B F D C G Fault Finding Solutions Sections G to L H K I A B E C D 18.0 Short Parts List GAS BOILER SYSTEM COMMISSIONING CHECKLIST CONTROLS ALL SYSTEMS CENTRAL HEATING MODE COMBINATION BOILERS ONLY SERVICE RECORD Service Provider SERVICE 1 SERVICE 3 SERVICE 5