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Baxi Potterton 24 Eco HE manual Introduction, Description, Optional Extras, Publication No

Models: 24 Eco HE

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1.0INTRODUCTION

1.0INTRODUCTION

1.1Description

1.The Potterton Performa 24 Eco HE is a fully automatic gas fired wall mounted condensing combination boiler. It is room sealed and fan assisted, and will provide central heating and mains fed domestic hot water.

2.The boiler is set to give a maximum output of 25.2 kW (condensing).

3.It is designed for use on Natural Gas (G20) and can be converted to use Propane.

4.The boiler is suitable for use only on fully pumped sealed heating systems. Priority is given to domestic hot water.

5.The boiler data badge gives details of the model, serial number and Gas Council number and is situated on the control box. It is visible when the case front panel is removed (Fig. 1).

6.The boiler is intended to be installed in residential / commercial / light industrial E.M.C. environments on a governed meter supply only.

7.The boiler must be installed with one of the purpose designed flues such as the standard horizontal flue kit, part no. 5111073.

8.All systems must be thoroughly flushed and treated with inhibitor (see section 6.2).

1.2Optional Extras

1.Various flue extensions, bends, vertical flue kits, control accessories etc. are available as optional extras. These are detailed in a separate publication.

Case Front Panel

Control Box

Fig. 1

Data Badge

Publication No. 5111811

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Image 5

Baxi Potterton 24 Eco HE manual Introduction, Description, Optional Extras, Publication No

Contents

24 Eco HE Installation & Service InstructionsPerforma Natural Gas CONTENTSBuilding Regulations and the Benchmark Commissioning Checklist Scheme Members only INSTALLER NOTIFICATION GUIDELINESCodes of Practice, most recent version should be used IMPORTANT - Installation, Commissioning, Service & RepairLEGISLATION 1.1 Description 1.0 INTRODUCTION1.2 Optional Extras Publication No2.1 Layout 2.0 GENERAL LAYOUT3.1 Central Heating Mode Fig 3.0 APPLIANCE OPERATION3.2 Domestic Hot Water Mode Fig Publication NoPump - Available Head 4.0 TECHNICAL DATAPublication No 5.0 DIMENSIONS AND FIXINGSDimensions 6.1 Information 6.0 SYSTEM DETAILS6.2 Central Heating Circuit 6.3 Bypass6.6 Expansion Vessel Central Heating only 6.5 System Filling and Pressurising6.7 Pressure Relief Valve Fig Publication No6.8 Domestic Hot Water Circuit 6.0 SYSTEM DETAILS6.9 Showers 6.10 Hard Water Areas7.1 Location 7.0 SITE REQUIREMENTS7.2 Clearances Fig. 11 Publication No7.3 Ventilation of Compartments 7.0 SITE REQUIREMENTS7.4 Gas Supply 7.5 Electrical Supply7.6 Condensate Drain Terminal Position with Minimum Distance Fig 7.7 Flue7.9 Flue Trim 7.8 Flue Dimensions7.10 Terminal Guard Fig Publication NoHorizontal Flues Vertical Flues Twin Pipe 7.0 SITE REQUIREMENTSVertical Flues 7.11 Flue Options8.1 Initial Preparation 8.0 INSTALLATION8.2 Flushing 8.3 Preparing The Boiler8.5 Fitting the Pressure Relief Discharge Pipe Fig 8.0 INSTALLATION8.4 Fitting The Boiler Publication No 8.6 Condensate Drain see section8.7 Fitting The Flue 8.7 Fitting the Flue Cont 8.0 INSTALLATIONKey to Wiring Functional Flow Diagram8.8 Making The Electrical Connections Preliminary Electrical Checks9.1 Commissioning the Boiler 9.0 COMMISSIONINGPublication No Adjusting the Pressure Fig9.2 Checking the Burner Pressure 10.1 Completion 10.0 COMPLETIONPublication No 11.0 SERVICING THE BOILER11 .1 Annual Servicing Inlet / Return Manifold 11.1 Annual Servicing ContD.H.W. Filters Fig 12.0 CHANGING COMPONENTS 12.2 Pressure Switch Fig12.1 Fan Figs. 50 Publication No12.4 Burner Fig 12.3 Heat Exchanger Fig12.6 Electrodes Fig 12.5 Injectors Fig12.7 Insulation Fig 13.812.0 CHANGING COMPONENTS 12.10 Safety Thermostat Fig12.8 Gas Valve Fig 12.9 Temperature Sensor Fig12.11 Pump - Head Only Figs. 58 12.0 CHANGING COMPONENTS12.12 Pump - Complete Figs. 59 12.13 Automatic Air Vent Fig12.15 Expansion Vessel Fig 12.14 Pressure Gauge Figs12.16 Condensate Trap Fig Vessel Outlet12.0 CHANGING COMPONENTS 12.19 Selector Switch Fig12.17 Pressure Relief Valve Fig 12.18 P.C.B. Fig12.20 Plate Heat Exchanger Fig 12.21 Diverter Valve Assembly FigSeals DHW Pressure Differential Valve FigCH Pressure Microswitch Fig 12.21 Diverter Valve Assembly Cont12.22 Flow Regulator Figs. 71 Publication No12.24 Flue Overheat Thermostat Fig 12.23 Secondary Heat Exchanger FigHeat Exchanger 1. Remove the fan spigot outlet pipe from the fan and elbow13.0 ELECTRICAL 102 103 169 14.0 SHORT PARTS LISTShort Parts List Carry out initial fault finding checks 15.0 FAULT FINDINGPublication No Operation sequence correctTurn selector to neon illuminated Operation sequencecorrect Publication No 15.0 FAULT FINDING Fault Finding Solutions Sections A to E15.0 FAULT FINDING Publication No 15.0 FAULT FINDINGGAS BOILER COMMISSIONING CHECKLIST SERVICE INTERVAL RECORD Tel. 08706 060 Service GBTel. 08706 049 Tel. 08706 096 096 Fax. 01926 410