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Bosch 440 - page 1
Gr eenst ar Highflow 4 4 0 F L O O R S T A NDIN G RS F G A S - FIRED C O MBIN A T I O N BOIL ER FOR S EALE D CE NTRAL H EA TI N G S YS TE MS AN D MAI N S FE D D OM E S TIC H O T W A TE R US E R I N STR UC TION S & CUST OM E R C AR E G U I DE THIS A PPL IA NCE IS FOR USE WIT H NA TU RAL GA S OR LP G (Cat I I 2H3P TYPE C13 & C33) NA TU RAL GA ...
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Bosch 440 - page 2
CO NT AC T I N FOR MA TIO N WORCESTE R BOSCH: TEC H N ICAL: 087 05 26 6241 SERVICE : 0854 7 2 56 206 SP AR ES: 01905 752571 LITE RA TU R E: 01905 75255 6 TRAI N I NG: 01905 752526 SALES: 01905 7526 40 WE B S ITE: www .worcester-bosch.co.uk WA TE R TR EA TM E NT: F E R N OX 0 179 9 5 5 0 8 1 1 www .ferno x.com SE NTI N E L 0151 420 9595 www .betzdea ...
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Bosch 440 - page 3
CO NTE NT S W OR CE S T ER BOS CH GREENS T AR HI GHFL O W 44 0 6 7 20 611 731a (08.04) 1 C ONTE NTS I NTRODUCTION EXCE LLE N CE C OM ES AS ST AN D AR D 2 SAFETY P R ECA UTIO NS 3 GENE RAL NOTES 4 Boiler location and clearances 6 US I NG Y OUR AP PLIANCE CO NTRO L S 7 OP E RA TI N G TH E APP LIANC E Switching the appliance on/off 8 Setting the centr ...
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Bosch 440 - page 4
EXCE LLE N CE C OM ES AS ST AN D AR D W ORCEST ER BOSCH GRE ENST AR HIG HFL OW 440 6 7 20 611 731a (08.04) 2 E X CE LLE NC E CO M E S A S ST AN DAR D Thank you for purc hasing a Greenstar Highflow 44 0 gas-fired condensing boiler manufactured by W orcester B osc h. The company prides itself on manufacturing boilers to the strictest quality control ...
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Bosch 440 - page 5
SAFETY P R ECA UTIO NS W OR CE S T ER BOS CH GREENS T AR HI GHFL O W 44 0 6 7 20 611 731a (08.04) 3 I F Y OU S M E L L GAS: DO N O T operate any electrical switc hes Extinguish any naked flame T urn off the gas service cock at the meter Open windows and doors T elephone your gas company I F Y OU S M E L L FU M E S F ROM TH E APP L IANCE: Switch off ...
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Bosch 440 - page 6
GENE RAL NOTES W ORCEST ER BOSCH GRE ENST AR HIG HFL OW 440 6 7 20 611 731a (08.04) 4 T o get the best from your appliance please read these instructions carefully SE A L ED HEA T IN G S Y S T EMS The appliance is fitted to a sealed heating system which is pressurised. Y our inst aller will tell you of the minimum and maximum pressure which must be ...
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Bosch 440 - page 7
GENE RAL NOTES W OR CE S T ER BOS CH GREENS T AR HI GHFL O W 44 0 6 7 20 611 731a (08.04) 5 HO T AN D COLD FL OW The flow of water demanded from both hot and cold service outlets is dependent on the mains supply , it may not be possible in some installations to operate all outlets simultaneously. WA TE R MAI N S F AI LU R E If there is a failure of ...
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Bosch 440 - page 8
B OI LE R L O CA TI ON AN D CLEARAN CE S W ORCEST ER BOSCH GRE ENST AR HIG HFL OW 440 6 7 20 611 731a (08.04) 6 BOI LER LOCA TION AN D CLEARANCE S This boiler is only suitable for installing internally within a property at a suitable location onto a fixed, rigid non-combustable surface at least the same size of the boiler and capable of supporting ...
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Bosch 440 - page 9
C ONTR OLS 1. I N DI C A T O R LAM P FOR “O FF/ON” 2. “I NST ALLE R S ERVI CE F U NCTIO N” B UTT O N (For use only by service engineer) 3. R ES ET B UTT O N 4. DISPLA Y 5. SERVICE BUT T ON 6. “ECO ” MODE INDICA T OR 7. I N DI C A T O R LAM P FOR “B U R N E R ON” 8. MAST E R SW ITC H 9. CE NTRAL H EA TI N G T EMP ER A T URE C ON T RO ...
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Bosch 440 - page 10
SWITCHI NG TH E AP PLIANCE ON /OFF Switching on Switch on the appliance at the master switc h ( I ). The indicator lamp shows green and the display will show the central heating flow temperature, when the appliance is operating in the central heating mode. Note: If the display alternates between - II - & the central heating flow temperature, th ...
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Bosch 440 - page 11
S ETTI NG TH E HOT W A TE R TE M P E RA TU R E Hot water temperature The hot water temperature can be set to between approx. 45°C and 65°C using the temperature control The domestic hot water temperature is not shown on the display . Control Setting W ater T emperature Anti-clockwise limit approx. 45°C ● approx. 58°C Clockwise limit approx. 6 ...
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Bosch 440 - page 12
SUMMER MODE, HO T W A TE R ON L Y With r oom temperatur e controller fitted T urn temperature control on the appliance anti-clockwise as far as the stop. The central heating is now turned off. T he hot water function and the power supply for the programmer and thermostat remain switched on. FROST P RO TEC TION Leave master switch switc hed on. If t ...
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Bosch 440 - page 13
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 technical t ...
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Bosch 440 - page 14
Roof insulation Around 30% of the heat loss from a property is through the roof. Replace any old insulation with new insulation, preferably of around 200mm thickness or more. Window frames Single glazed windows, particularly those with steel frames, can lose a great deal of heat. Consideration should be given to replacement with PVCu or wooden fram ...
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Bosch 440 - page 15
Radiators More often than not radiators will be sited underneath a window , so the warm air from the radiator heats the colder incoming air from the window . T he performance of the radiator will be affected if the curtains are allowed to drape over the radiator or shelves are fitted above it. The positioning of furniture and tables in front of the ...
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Bosch 440 - page 16
Y our new Greenstar Highflow 4 40 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 continues to operate at peak efficiency and performance, it is essential that your boiler receives regular , servicing and maintenance chec ks from a competent pe ...
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Bosch 440 - page 17
F A UL T FIND ING Problem Cause Remedy Switch off appliance at master switch, wait a few seconds then switch on again Check setting Desired room temperature is not reached Thermostatic radiator valve(s) set too low T emperature control for CH flow on boiler set too low Air trapped in heating system Desired room temperature exceeded by large amount ...
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Bosch 440 - page 18
This appliance is supported in the UK by W orcester Heat Systems Ltd. - part of the Bosch Group. Specialist factory trained Service Engineers are available to attend a breakdown occurring on this appliance. No char ge will be made for parts and/or labour providing: An appliance fault is found and the appliance has been installed within the past 24 ...
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Bosch 440 - page 19
This appliance is guaranteed against faulty material or workmanship for a period of 24 calendar months from the date of installation subject to the following terms and conditions. During the period of this guarantee any components of the unit which are proven to be faulty or defective in manufacture will be exchanged or repaired free of c harge by ...
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Bosch 440 - page 20
Y ou should complete and return the postpaid Guarantee Registration Card within 14 days of purchase. Returning the card will register you as the owner of your new Greenstar Highflow 4 40 appliance and will assist us in maintaining an effective and efficient customer service by establishing a reference and permanent record for your boiler . This doe ...
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Bosch 440 - page 21
US E R I N STR UC TION S & CUST OM E R C AR E G U I DE EXCE LL E NCE COM E S AS ST AN D AR D W orcester Heat Systems Ltd (B osch Group) Cotswold W ay, W arndon, W orcester WR4 9SW . T el. 01905 75 4624 Fax. 01905 75 4619 www .wor cester-bosch.co.uk 6 7 20 611 7 31a (0 8.04) ...
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