Baxi Potterton BBU 15 HE

40 © Baxi Heating UK Ltd 2009

14.0 Notes

Contents

Main 2 Natural Gas Building Regulations and the Benchmark Commissioning Checklist 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 General Preparation Technique Remember Contents 1.0 Introduction 1.1 Description 1.2 Contents 2.0 General Layout 2.1 Layout (Fig. 3) 2.0 General Layout 2.2 Flue Kit (10m & 12.5m) (Fig. 3a) 10 3.0 Technical Data 3.1 Bermuda HE CBBU 15 HE 4.1 Water Circulating Systems 4.2 Treatment of Water Circulating Systems 4.3 Pipework 4.4 System Controls 12 4.5 Fully Pumped Open Vent System (Fig. 5) 4.6 Storage Systems 4.7 Sealed Systems (Figs. 6, 7 & 8) 14 4.7 Sealed Systems (cont) Initial System Pressure (bar) Expansion Vessel Volume (litres) 1.0 V x 0.11 1.0 V x 0.087 5.1 Builders Opening (Fig. 9) 5.2 Location 5.3 Fireplace Opening & Surround 5.4 Firefont Frame Extension Kit 16 5.5 Flue 5.6 Ventilation 5.7 Gas Supply (Fig. 11) 5.8 Electrical Supply (Fig. 11) 18 5.9 Condensate Drain - General 5.10 Condensate Disposal (Fig. 12) 5.10 Condensate Disposal (cont.) 5.11 Condensate Pump Operation 20 6.0 Boiler Internal Wiring - greygr 6.1 Boiler Internal Illustrated Wiring Diagram - brown - black - blue - white - yellow br bk b w y 7.1 Initial Preparation 7.2 Flue System 22 7.2 Flue System (cont.) 24 7.3 Siting the Boiler 12 7.4 Water Connections 3 N 7.5 Gas Connection 8.0 Completion & Commissioning 8.1 Completion 8.2 Commissioning the Boiler 26 8.0 Completion & Commissioning 8.2 Commissioning the Boiler (cont.) 9.0 Annual Servicing 9.1 Annual Servicing 28 9.0 Annual Servicing 9.2 Annual Servicing - Inspection 10.1 Changing Components 10.2 Spark Generator (Fig. 46) 10.3 Electrode Assembly (Fig. 47) 10.4 Condensate Pump (Fig.48) 30 10.5 Fan (Fig. 49) 10.6 Burner (Fig. 50) 10.7 10.8 Gas Valve (Fig. 51) 32 10.9 PCB (Fig. 54) 10.10 NTC (Fig. 53) 10.11 Safety Thermostat (Fig. 52) 10.12 Float Switches (Fig. 55) 11.0 Setting the Gas Valve 11.1 Setting the Gas Valve (CO2check) 34 NOTE: When instructed to operate the reset button, press and hold for 5 seconds to reset the boiler. 12.1 Initial Fault Finding Checks 12.2 Error Codes Page Fault Finding Solutions Sections A B C D E F I H K J L 13.0 Short Parts List Page Page Page GAS BOILER SYSTEM COMMISSIONING CHECKLIST CONTROLS ALL SYSTEMS CENTRAL HEATING MODE COMBINATION BOILERS ONLY SERVICE RECORD Service Provider SERVICE 1 SERVICE 3 SERVICE 5 9.0 Warranty & Service Please complete the boxes below DDMYY M