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Worcester, Bosch group has led the field in innovative product design and performance for over 50 years. This heritage means all our products are of exceptional quality and proven reliability.
Table of contents Table of contents Explanation of symbols and safety instructions Explanation of symbols Explanation of symbols and safety instructions ... 3 Explanation of symbols ......3 Warnings General safety instructions .
▶ Do not modify the appliance or flue system in any ▶ Prevent third parties from entering the building. way. ▶ Notify an approved contractor. Worcester, Bosch Group accepts no liability arising ▶ Have any defects rectified. from any such actions. This does not affect your statutory rights.
Product Information H Combustion air/ambient air Product Information The air in the installation location must be free of flammable or chemically aggressive substances. Appliance identification and serial number ▶ Do not store or use any flammable or explosive materials (paper, petrol, thinners, paints, etc.) in the vicinity of the heat source.
Please tick the appropriate box on your warranty registration card for Your installer will advise you of the optimum operating pressure. further details of the Worcester, Bosch Group Service Contract. ▶ Check the system pressure from the pressure gauge. When your appliance requires servicing please contact a Worcester, –...
Prepare for operation Topping up the system pressure If the pressure gauge reads more than 1.5 bar as a result of over filling: Your installer should have informed you where to find the filling system ▶ Bleed one radiator until the pressure gauge returns to between 1 and and instructed you in its use.
Operating the appliance Control panel overview Operating the appliance These operating instructions describe the operation of the gas-fired condensing boiler. Depending on which user interface is used the operation of several functions may not correspond to this description. Therefore please also observe the operating instructions for the user interface.
Operating the appliance Screen display Setting the flow temperature The maximum flow temperature can be adjusted between 30 °C and 82 °C. The current flow temperature is shown on the display. ▶ Press the ( key. The set maximum flow temperature is displayed. ▶...
Key (accessories) Key (accessories) Clearances and ventilation information Key LED Appliance clearances Your installer will have provided adequate space around the appliance for operation, safety and servicing/maintenance access. Key accessory location • The following detail the necessary clearance around the appliance for service and maintenance.
Table 6 – Appliance type and serial number. Worcester, Bosch Group – Commissioning date. The appliance is supported in the UK and Eire by Worcester, Bosch Group. Specialist service engineers are available to attend an appliance breakdown. Invoices for attendance and repair work carried out on this appliance by any third party will not be accepted.
– Care must be taken at pedestrian areas where this water may freeze and create a slip hazard. ▶ Worcester, Bosch Group have available on our website helpful videos in the Customer service section to aid in thawing a frozen pipe.
Energy consumption Energy consumption 12.1 Product data on energy consumption The following product data comply with the requirements of the EU Regulations No. 811/2013, No. 812/2013, No. 813/2013 and No. 814/2013 supplementing the Regulation (EU) 2017/1369. Product data Symbol Unit 7 736 902 027 7 736 902 028 Product type...