Bosch Worcester benchmark Greenstar 25Si User Instructions

Bosch Worcester benchmark Greenstar 25Si User Instructions

Wall hung gas-fired condensing combination boiler

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Greenstar 25Si/30Si
WALL HUNG GAS-FIRED CONDENSING COMBINATION BOILER
FOR SEALED CENTRAL HEATING SYSTEMS & DOMESTIC HOT WATER
THIS APPLIANCE IS FOR USE WITH
NATURAL GAS OR LPG (Cat II 2H3P TYPE C13 & C33)
25 Si NATURAL GAS: 47 311 84
25 Si LIQUID PETROLEUM GAS: 47 311 88
30 Si NATURAL GAS: 47 311 85
30 Si LIQUID PETROLEUM GAS: 47 311 89
USER INSTRUCTIONS &
CUSTOMER CARE GUIDE

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Summary of Contents for Bosch Worcester benchmark Greenstar 25Si

  • Page 1 Greenstar 25Si/30Si WALL HUNG GAS-FIRED CONDENSING COMBINATION BOILER FOR SEALED CENTRAL HEATING SYSTEMS & DOMESTIC HOT WATER THIS APPLIANCE IS FOR USE WITH NATURAL GAS OR LPG (Cat II 2H3P TYPE C13 & C33) 25 Si NATURAL GAS: 47 311 84 25 Si LIQUID PETROLEUM GAS: 47 311 88 30 Si NATURAL GAS: 47 311 85 30 Si LIQUID PETROLEUM GAS: 47 311 89...
  • Page 2 SERVICE: 08457 256206 APPLIANCE SPARES: 01905 752571 THESE INSTRUCTIONS ARE APPLICABLE TO THE WORCESTER BOSCH APPLIANCE LITERATURE: 01905 752556 MODEL(S) STATED ON THE FRONT COVER OF TRAINING: 01905 752526 THIS MANUAL ONLY AND MUST NOT BE USED WITH ANY OTHER MAKE OR MODEL OF...
  • Page 3: Table Of Contents

    Controlling central heating Frost protection Controlling domestic hot water Fault condition ENERGY SAVING TIPS ON ENERGY SAVING MAINTENANCE MAINTAINING YOUR APPLIANCE FAULT FINDING FAULT OR BREAKDOWN GUARANTEE YOUR GUARANTEE GUARANTEE REGISTRATION WORCESTER BOSCH GREENSTAR 25Si/30Si CONTENTS 8 716 107 339b (11.05)
  • Page 4: Excellence Comes As Standard

    Worcester Bosch has led the field in innovative appliance design and performance for more than 40 years. This heritage means all products are of exceptional quality and proven reliability.
  • Page 5: Safety Precautions

    (paper, thinners, paints etc.) inside or within the vicinity of the appliance. Chemically aggressive substances, such as halogenated hydrocarbons containing chlorine or fluorine compounds can corrode the appliance and invalidate any warranty. WORCESTER BOSCH GREENSTAR 25Si/30Si SAFETY PRECAUTIONS 8 716 107 339b (11.05)
  • Page 6: General Notes

    600mm*** condensate which is discharged regularly by a siphon within the boiler via a pipe to drain. This pipe must not be blocked or altered in any way. GENERAL NOTES WORCESTER BOSCH GREENSTAR 25Si/30Si 200mm 8 716 107 339b (11.05)
  • Page 7 WORCESTER BOSCH GREENSTAR 25Si/30Si SAFETY PRECAUTIONS 8 716 107 339b (11.05)
  • Page 8: Controls

    4. MAINS ON/OFF INDICATOR + FAULT DIAGNOSTIC LIGHT 5. BURNER ON INDICATOR LIGHT (GREEN) 6. ECO BUTTON (DOMESTIC HOT WATER PRE-HEAT ON/OFF) 7. FAULT RESET BUTTON 8. SYSTEM PRESSURE GAUGE 9. POSITION FOR OPTIONAL PROGRAMMER CONTROLS WORCESTER BOSCH GREENSTAR 25Si/30Si 8 716 107 339b (11.05)
  • Page 9: Operating The Appliance

    If remote pipework is likely to be subjected to freezing conditions, ensure the installer has fitted a frost thermostat in the area to protect the pipework. WORCESTER BOSCH GREENSTAR 25Si/30Si OPERATING THE APPLIANCE 8 716 107 339b (11.05)
  • Page 10: Controlling Domestic Hot Water

    When the ECO button is illuminated the boiler will be in ECO mode with no pre-heat available. OPERATING THE APPLIANCE WORCESTER BOSCH GREENSTAR 25Si/30Si 8 716 107 339b (11.05)
  • Page 11: Fault Condition

    If the fault remains and cannot be cleared by pressing the reset button, or if fault persists contact Worcester Bosch for assistance, giving a description of the fault and, if possible, the fault flashing sequence from the mains indicator.
  • Page 12: Tips On Energy Saving

    The temperature of each room can be set individually (except primary room with the room thermostat) using the thermostatic radiator valves. TIPS ON ENERGY SAVING WORCESTER BOSCH GREENSTAR 25Si/30Si 8 716 107 339b (11.05)
  • Page 13 Upgrade your heating control system if necessary with the latest equipment available. The minimum level of control is a programmer, interlocking room thermostat and thermostatic radiator valves. WORCESTER BOSCH GREENSTAR 25Si/30Si TIPS ON ENERGY SAVING 8 716 107 339b (11.05)
  • Page 14 If you decide to turn off radiators in unused rooms, spare bedrooms etc., you may experience slightly lower room temperatures in rooms adjacent to unheated rooms. WORCESTER BOSCH GREENSTAR 25Si/30Si TIPS ON ENERGY SAVING 8 716 107 339b (11.05)
  • Page 15: Maintaining Your Appliance

    2 year guarantee period. If you would like to know more about a Worcester Bosch service contract, please tick the appropriate box on your warranty registration card. If your Greenstar 25Si/30Si should fail to...
  • Page 16: Fault Finding

    Temperature set too low too low Programmer setting Check setting Reduce flow rate at tap Water flow at tap too high Check setting Hot water temperature Temperature set too high too high WORCESTER BOSCH GREENSTAR 25Si/30Si FAULT FINDING 8 716 107 339b (11.05)
  • Page 17: Fault Or Breakdown

    - 3 working days (excluding weekends) for priority breakdown situations (no hot water and/or heating). Invoices for attendance and repair work carried out on this appliance by any third party will not be accepted. WORCESTER BOSCH GREENSTAR 25Si/30Si FAULT OR BREAKDOWN 8 716 107 339b (11.05)
  • Page 18: Your Guarantee

    This guarantee applies only to equipment purchased and used in the United Kingdom. This guarantee does not affect your statutory rights. YOUR GUARANTEE WORCESTER BOSCH GREENSTAR 25Si/30Si 8 716 107 339b (11.05)
  • Page 19: Guarantee Registration

    For your own record: Model Serial No. (See guarantee card) Type / size Date of installation Check that the Benchmark Checklist has been completed by your installer or service engineer. WORCESTER BOSCH GREENSTAR 25Si/30Si GUARANTEE REGISTRATION 8 716 107 339b (11.05)
  • Page 20 USER INSTRUCTIONS & CUSTOMER CARE GUIDE Worcester, Bosch Group Cotswold Way, Warndon, Worcester WR4 9SW. Tel. 01905 754624 Fax. 01905 754619 www.worcester-bosch.co.uk Worcester Bosch Group is a trading name of BBT Thermotechnology UK Ltd. 8 716 107 339b (11.05)

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