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Users Instructions and
Customer Care Guide
R 29 / R 40 HE conventional Condensing
boiler
6 720 610 577-01.10
ZB 7-28 R 29 HE GC-Number: 41 311 60
ZB 11-40 R 40 HE GC-Number: 41 311 61
6 720 611 138 GB (03.11) TD
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Contents Contents Excellence comes as standard 3 Safety precautions 4 1General notes 6 2Controls 8 3Operating the Appliance 9 3.1 Preparation 9 3.2 Switching the Appliance On/Off 10 3.3 Switching on the System 11 3.4Controlling 11 3.5 Setting the Hot Water Temperature of a Cylinder 11 3.6 Frost protection 12 3.7 Fault Condition 12 4Tips on saving energy 13 5General Information 14 6Maintaining your appliance 15 7Service centres 15 8Fault or breakdown 16 9Your Bosch guarantee 17 10 Guarantee regis
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Excellence comes as standard Excellence comes as standard Thank you for purchasing a Worcester Greenstar condensing appliance. The Worcester Greenstar Series has been developed by the Bosch Group and the strictest quality control standards are demanded throughout every stage of production. Indeed, the Bosch Group have led the field in innovative appliance design and performance for many years. The result is that your new Greenstar appliance offers you the very best of everything – quality,
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Safety precautions Safety precautions Gas Safety (Installation and Use) Regulations It is the law that all gas appliances are installed by a competent person in accordance with the above regulations. Failure to install appliances correctly could lead to prosecution. It is in your inter- est, and that of safety, to ensure compliance with the law. If you smell gas: B Turn off gas service cock at the meter. B Open all doors and windows. B Do not operate any electrical switches. B Do not smoke. B
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Safety precautions Health and safety B This appliance contains no asbestos products. B There is no potential hazard due to the appliance being electri- cally unsafe. B There are no substances used in the construction that are a potential hazard in relation to the COSHH Regulations (Con- trol of Substances Hazardous to Health Regulations). Combustion Air/Ambient Air B Keep combustion air/ambient air free of corrosive substances (e.g. halogenated hydrocarbons which contain chlorine or flu- orine
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General notes 1General notes To get the best from your appliance please read these instructions carefully. Central heating systems During the first few hours of operation of the central heating sys- tem, check that all radiators are being heated at an even rate. If the top of a radiator is at a lower temperature than the bottom then it should be vented by releasing air through the venting screw at the top of the radiator. Ask your installer to show you how this is done. Repeated venting wil
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General notes Clearances Your installer will have provided adequate space around the appli- ance for safety and servicing access. Do not restrict this space with the addition of cupboards, shelves etc. next to the appliance. Left-hand side 10 mm Right-hand side 10 mm In Front 600 mm Above Casing (Vertical Flue) 200 mm Above Flue Turret 30 mm Below 200 mm Table 1 Room thermostat A room thermostat should be fitted to control the central heating. Refer to the instructions supplied with the thermo
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Controls 2Controls 136 365 61 317 366 367 363 310 ECO 364 135 E 295 170 170 172 6 720 611 138-01.1O 61 Reset button 135 Master switch 136 Boiler temperature control 170 Service valves in boiler flow and return 172 Gas isolation valve (open) 295 Identification sticker 310 Function control (Service only) 317 Display 363 Indicator lamp for “burner on” 364 Indicator lamp for “off/on” 365 “Chimney sweep” button 366 Service button 367 No function 8 6 720 611 138 GB (03.11)
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Operating the Appliance 3Operating the Appliance 3.1 Preparation Turn on the gas cock (172). B Press in the handle and turn it anti-clockwise as far as the stop (when handle is in line with direction of flow, the cock is open). Central heating system valves (170) B Using a spanner, turn square nut until groove is in line with direction of flow (see detail). Groove at right angles to direction of flow = off. 170 172 6 720 611 138-02.1O 6 720 611 138 GB (03.11) 9
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Operating the Appliance 3.2 Switching the Appliance On/Off Switching on B Switch on the appliance at the master switch (I). The indicator lamp shows green and the display will show the primary flow temperature. 6 720 610 333-04.1O If the display alternates between -II- and the boiler i flow temperature, the trap filling programme is active. The trap filling programme ensures that the condensation trap is filled after the appliance has been installed or after the appliance has been out of us
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Operating the Appliance 3.3 Switching on the System B Turn the temperature control to the desired level: –“Min” setting: 35°C –Low-temperature heating: setting “E” (approx. 75°C) –“Max” setting: 88°C When the burner is lit, the red indicator lamp is illuminated. 6 720 611 138-05.1O 3.4 Controlling B Set room thermostat to the desired room temperature. B Set the external time clock to the desired time periods. B Set the thermostatic radiator valves to the desired settings. 3.5 Setting the Hot Wa
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Operating the Appliance 3.6 Frost protection B Leave master switch switched on. If the appliance is to be left for long periods switch the central heating off: B Add a suitable anti-freeze fluid to the water in the central heat- ing system. Suitable products are available from Betz-Dearborn Tel.: 0151 4209563 and Fernox Tel.: 01799 550811. 3.7 Fault Condition In the unlikely event of a fault occuring while the appliance is in operation: The display then shows a fault code and the button ma
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Tips on saving energy 4Tips on saving energy Heating economically The boiler is designed to provide a high level of comfort while keeping gas consumption and the resulting environmental effect as low as possible. The gas supply to the burner is controlled according to the level of demand for heat. The boiler continues to operate with a low flame if the demand for heat reduces. The tech- nical term for this process is modulating control. Modulating con- trol keeps temperature fluctuations sm
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General Information Hot water A lower setting on the hot water cylinder thermostat can result in considerable energy savings. Now you know how to heat your home economically with the Greenstar gas condensing boiler. If you have any other questions, please contact your installer – or write to us. 5General Information Cleaning the Outer Case Wipe down the outer case with a damp cloth. Do not use abrasive or caustic cleaning agents. Appliance details If you ever need to call Customer Services i
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Maintaining your appliance 6Maintaining your appliance Your new Worcester Greenstar gas-fired appliance represents a long-term investment in a reliable, high quality product. In order to realise its maximum working life, and to ensure it con- tinues to operate at peak efficiency and performance, it is essen- tial that your boiler receives regular, competent servicing and maintenance checks beyond the initial 2 year guarantee period. If you would like to know more about Worcester’s extended war
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Fault or breakdown 8Fault or breakdown This product is supported in the UK by Worcester Heat Systems Ltd. – part of the Bosch Group. A specialist factory trained field SERVICE ENGINEER is available to attend a breakdown or manufacturing fault occuring on this appliance. No charge will be made for parts and/or labour providing: •An appliance fault is found and the appliance has been installed within the past 24 months. Reasonable evidence of this must be supplied on request i. e. the Benchma
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Your Bosch guarantee 9Your Bosch guarantee This appliance is guaranteed against faulty material or workman- ship for a period of 24 calendar months from the date of installa- tion subject to the following conditions and exceptions. •That during the currency of this guarantee any components of the unit which are proved to be faulty or defective in manufac- ture will be exchanged or repaired free of material charges and free of labour charges by Worcester Heat Systems Limited. •That the househol
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Guarantee registration 10 Guarantee registration You should complete and return the postpaid Guarantee Regis- tration Card within 14 days of purchase. The card will register you as the owner of your new Worcester Greenstar appliance and will assist us in maintaining an effective and efficient customer service by establishing a reference and permanent record for your boiler. This will not affect your statutory rights in any way. Important: For your own record: Model . . . . . . . . . . . . .
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11 Operating Instructions Quick Reference Switching on Controlling the system Switching off temperature Set room thermostat to desired tem- perature or the outside-temperature control unit to the appropriate setting. Fault Condition 6 720 610 333-04.1O 6 720 610 333-11.1O If the button flashes, press and Switching the system on hold-in to reset the appliance. Refer to page 12. 6 720 611 138-05.1O
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EXCELLENCE COMES AS STANDARD Worcester Heat Systems Limited. Cotswold Way, Warndon, Worcester WR4 9SW. Telephone: (01905) 754624 Fax: (01905) 754619
