Bosch Appliances 24i junior, 28i junior manual

Contents

Main CONTACT INFORMATION INSTALLATION & SERVICING INSTRUCTIO NS INSTALLATION & SERVICING INSTRUCTIONS CONTENTS CONTENTS SAFETY PRECAUTIONS & INSTALLATION REGULATIONS SAFETY PRECAUTIONS INSTALLATION REGULATIONS GENERAL INFORMATION TECHNICAL DA TA TECHNICAL DATA LAYOUT & COMPONENTS LAYOUT & COMPONENTS LAYOUT & COMPONENTS LAYOUT & COMPONENTS CLEANING PR IMARY SYSTEMS 8 CLEANING PRIMARY SYSTEMS MAINS SUPPLY MAINS SUPPLY WATER SYSTEMS & PIPEWORK 10 WATER SYSTEMS & PIPEWORK CONDENSATE PIPEWORK 11 CONDENSATE PIPEWORK PRESSURE RELIEF PIPEWORK PRESSURE RELIEF PIPEWORK 13 BOILER LOCATION & CLEARANCES BOILER LOCATION & CLEARANCES SERVICING CLEARANCES VENTED COMPARTMENT VENTILATION FREE COMPARTMENTS INSTALLATION CLEARANCES 14 BOILER LOCATION & CLEARANCES BOILER LOCATION & CLEARANCES PLUMBING MAN IFOLD * 15 PLUMBING MANI FOLD FLUE TERMI NAL POSITIONS 16 FLUE TERMINAL POS ITIONS The flue should not penetrate the shaded area. 17 FLUE OPTIONS FLUE OPTIONS 18 UNPACKING WALL FRAME AND ANCILLARY ITEMS UNPACKING WALL FRAME AND ANCILLARY ITEMS 19 B 2 WALL MOUNTING TEMPLATE FLUE OPENING A UNPACKING THE APPLIAN CE UNPACKING THE APPLIANC E 20 UNPACKING THE APPLIANCE 6.1 6.2 21 BOILER CONNECTIO NS Handling Hole 22mm 15mm 22mm 15mm 22mm 1A 22 BOILER CONNECTIONS BOILER CONNECTIONS A E C D B 22mm 15mm 22mm 15mm 22mm FLUE INSTALLATION FLUE INSTALLATION FLUE INSTALLATION CONDENSATE CONNECTION 26 CONDENSATE CONNECTION ELECTRICS 27 ELECTRICS 8 Page 29 PRE-COMMISSIONING CHECKS A D C E B 30 FILLING THE SYSTEM FILLING THE SYSTEM STARTING THE APPLIANCE IMPORTANT: Never run the appliance when the appliance/system is empty or partially filled. 31 CAUTION: DO NOT PRESS POWER INDICATOR (B) TO RESET BOILER. STARTING THE APPLIANCE WATER TREATMENT 32 WATER TREATMENT KEY COMMISSIONING IMPORTANT: Do not continue commissioning until the correct gas pressure is achieved. 33 COMMISSIONING 34 FINISHING COMMISSIONING FINISHING COMMISSIONING Inspection Component Access 1. Removing outer case 2. Adjusting boiler control to service position Primary Heat Exchanger 1.1 1.2 1.3 36 1. 2.1 Setting Boiler to Maximum. INSPECTION AND SERVI CE To Clean the Heat Exchanger 3.3 3.2 3.1 38 Page Page 1. Removing outer case 2. Primary sensor 3. Overheat thermostat 4. Flue overheat thermostat 1.1 1.2 41 5. Moving boiler control to service position 6. Gas valve 5.1 5.2 6.2 42 8.1 6.3 9. Access to boiler control components 10. PCB fuse 11.Transformer / PCB 12.3 12. Replacing control 44 12.1 12.2 13.1 13.2 45 13.3 14.314.214.1 18.4 16. Electrode assembly 17 46 17. Burner 19.1 21.2 47 20.1 21.1 23.2 24.1 48 25.1 26.1 27.2 28. CH pressure relief valve 49 27.1 28.2 29.2 29.1 50 30.2 30.1 31.2 31.1 51 32.3 32.1 32.2 + C 33.2 + CO2settings SETTING THE GAS / AIR RATIO SHORT PARTS LIST 123 25 24 SERVICING 1.1 1.2 2.2 54 L.P.G. CONVERSION 2.3 55 FAUL T FINDING FAULT FINDING Blue light indication Lockout reset button Possible solution/check CENTRAL HEATING FUNCTION 56 CENTRAL HEATING FUNCTION PREHEAT AND DHW FUN CTION IGNITION SEQUENCE 57 PREHEAT AND DHW FUNCTION Page CONTROLS BOILER SERIAL No. NOTIFICATIONNo. FOR ALL BOILERS CONFIRM THE FOLLOWING FOR THE CENTRAL HEATING MODE, MEASURE & RECORD GAS BOILER COMMISSIONING CHECKLIST SERVICE INTERVAL RECORD SERVICE 10 SERVICE 9 SERVICE 8 SERVICE 7 Check List Greenstar 24i Junior/28i Junior Hardware/Literature Pack