Worcester 15CBi User Instructions & Customer Care Manual
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Worcester 15CBi User Instructions & Customer Care Manual

Worcester 15CBi User Instructions & Customer Care Manual

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15/24CBi BOILER
USER INSTRUCTIONS &
CUSTOMER CARE GUIDE
IMPORTANT: THIS APPLIANCE IS FOR USE WITH NATURAL GAS
THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER OR AT THE GAS METER
Bosch Group
G. C. NUMBERS
APPLIANCE
15CBi
24CBi
THESE INSTRUCTIONS APPLY IN THE UK ONLY.
NATURAL GAS
41 311 47
41 311 48

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Summary of Contents for Worcester 15CBi

  • Page 1 Bosch Group 15/24CBi BOILER G. C. NUMBERS APPLIANCE NATURAL GAS 15CBi 41 311 47 24CBi 41 311 48 USER INSTRUCTIONS & CUSTOMER CARE GUIDE IMPORTANT: THIS APPLIANCE IS FOR USE WITH NATURAL GAS THESE INSTRUCTIONS APPLY IN THE UK ONLY.
  • Page 2 Worcester Care Call - a complete maintenance scheme to keep your boiler operating at peak condition and efficiency. No wonder that more and more people are agreeing that when it is gas, it has to be a Worcester boiler. CONTENTS Page No. Operating Instructions ........

  • Page 3: General Information

    GENERAL DESCRIPTION The Worcester boilers provide a heat output of between 9-15kW (15CBi) and 15-24kW (24CBi) and contain a temperature control and all the appropriate safety controls. They are suitable for fully pumped open vent or sealed systems.

  • Page 4: Central Heating

    Central Heating When a demand is made for heating by the system controls (i.e. a programmer or room thermostat). A pump will energise circulating primary water around the heating system and the burner, after a few seconds, will light. The heat output from the appliance in this mode has been factory set to give maximum output or as reset by your installer.

  • Page 5: General Notes

    Should water leaks be found in the system or excessive venting be required from any radiator, a service engineer should be contacted and the system corrected. CLEARANCES 15CBi 24CBi Your installer will have provided adequate Left-hand side...

  • Page 6: Flue Terminal

    VENTILATION OF ROOM SEALED FANNED FLUE (RSF) APPLIANCES These appliances do not require air flow for combustion from the room in which they are installed. Any cooling ventilation openings in a wall or door must not be obstructed. Do not allow the flue terminal fitted on the outside wall to become obstructed or damaged.

  • Page 7: Frost Precautions

    If the appliance is not to be used for a long period of time and there is a likelihood of freezing, then the appliance should be drained. The Worcester Heat Systems Technical Helpline will advise you on suitable frost precautions.

  • Page 8: Operation Of Controls

    BOILER RESET BUTTON If the lockout light is on or flashing, turn the control knob fully anticlockwise to the 'O' position and back on again. If the appliance still fails to operate then contact Worcester Heat Systems or your installer.
  • Page 9 Fig. 1. Controls. Temperature control knob Boiler Burner Lock-out demand...

  • Page 10: To Light And Stop The Appliance

    TO LIGHT AND STOP THE APPLIANCE INDICATOR LIGHTS Boiler demand : System is calling for heat Burner ON Burner is firing Lock-out There is a fault condition Steady light - Overheat Flashing light - Flame failure TO LIGHT THE APPLIANCE Check that the water valves to the central heating circuit are open.
  • Page 11 APPLIANCE LOCKOUT The appliance can be reset by turning the boiler temperature control knob fully anti-clockwise and back. Check that the gas supply has not been interrupted. If this condition continues to occur, then call a service engineer.

  • Page 12: Appliance Fails To Operate

    APPLIANCE FAILS TO OPERATE More than 30% of all calls made to Worcester Heat Systems to report appliance faults or breakdowns prove to be false alarms, as there is often a simple explanation for the apparent malfunction. So, to help you save time and money – not to mention frustration and inconvenience –...

  • Page 13: Maintaining Your Appliance

    – however if you have difficulty making a satisfactory arrangement simply contact Worcester Heat Systems on 0345 256206 for help. If you would like to know more about Worcester’s extended warranty options please tick the appropriate box on your warranty registration card.

  • Page 14: Service Centres

    SERVICE CENTRES Sc Scotland (01506) 441687 NW North West (01625) 614308 8.30am Eastern (01246) 861853 0345 256206 Western (01905) 754701 4.30 p.m. SE South East (01494) 432690 SW South West (01392) 493561 We have Service Centres situated throughout the country. If you have a service request simply call our local rate number above and your request will be routed to your Regional Service Centre.
  • Page 15 Number, Date of Installation. or defective in manufacture will be exchanged or repaired free of 4. That Worcester Heat Systems material charges and free of labour Limited will not accept charges by Worcester Heat Systems responsibility for damage caused by Limited.

  • Page 16: Guarantee Registration

    Registration Card within 14 days of purchase. The card will register you as the owner of your new Worcester boiler and, while this will not affect your statutory rights in any way, it will assist us to maintain an effective and efficient customer service by establishing a reference and permanent record for your boiler.

This manual is also suitable for:

24cbi

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