Bosch Appliances 28i junior Bedienungsanleitung

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Richtige Gebrauchsanleitung

Die Vorschriften verpflichten den Verkäufer zur Übertragung der Gebrauchsanleitung Bosch Appliances 28i junior an den Erwerber, zusammen mit der Ware. Eine fehlende Anleitung oder falsche Informationen, die dem Verbraucher übertragen werden, bilden eine Grundlage für eine Reklamation aufgrund Unstimmigkeit des Geräts mit dem Vertrag. Rechtsmäßig lässt man das Anfügen einer Gebrauchsanleitung in anderer Form als Papierform zu, was letztens sehr oft genutzt wird, indem man eine grafische oder elektronische Anleitung von Bosch Appliances 28i junior, sowie Anleitungsvideos für Nutzer beifügt. Die Bedingung ist, dass ihre Form leserlich und verständlich ist.

Was ist eine Gebrauchsanleitung?

Das Wort kommt vom lateinischen „instructio”, d.h. ordnen. Demnach kann man in der Anleitung Bosch Appliances 28i junior die Beschreibung der Etappen der Vorgehensweisen finden. Das Ziel der Anleitung ist die Belehrung, Vereinfachung des Starts, der Nutzung des Geräts oder auch der Ausführung bestimmter Tätigkeiten. Die Anleitung ist eine Sammlung von Informationen über ein Gegenstand/eine Dienstleistung, ein Hinweis.

Leider widmen nicht viele Nutzer ihre Zeit der Gebrauchsanleitung Bosch Appliances 28i junior. Eine gute Gebrauchsanleitung erlaubt nicht nur eine Reihe zusätzlicher Funktionen des gekauften Geräts kennenzulernen, sondern hilft dabei viele Fehler zu vermeiden.

Was sollte also eine ideale Gebrauchsanleitung beinhalten?

Die Gebrauchsanleitung Bosch Appliances 28i junior sollte vor allem folgendes enthalten:
- Informationen über technische Daten des Geräts Bosch Appliances 28i junior
- Den Namen des Produzenten und das Produktionsjahr des Geräts Bosch Appliances 28i junior
- Grundsätze der Bedienung, Regulierung und Wartung des Geräts Bosch Appliances 28i junior
- Sicherheitszeichen und Zertifikate, die die Übereinstimmung mit entsprechenden Normen bestätigen

Warum lesen wir keine Gebrauchsanleitungen?

Der Grund dafür ist die fehlende Zeit und die Sicherheit, was die bestimmten Funktionen der gekauften Geräte angeht. Leider ist das Anschließen und Starten von Bosch Appliances 28i junior zu wenig. Eine Anleitung beinhaltet eine Reihe von Hinweisen bezüglich bestimmter Funktionen, Sicherheitsgrundsätze, Wartungsarten (sogar das, welche Mittel man benutzen sollte), eventueller Fehler von Bosch Appliances 28i junior und Lösungsarten für Probleme, die während der Nutzung auftreten könnten. Immerhin kann man in der Gebrauchsanleitung die Kontaktnummer zum Service Bosch Appliances finden, wenn die vorgeschlagenen Lösungen nicht wirksam sind. Aktuell erfreuen sich Anleitungen in Form von interessanten Animationen oder Videoanleitungen an Popularität, die den Nutzer besser ansprechen als eine Broschüre. Diese Art von Anleitung gibt garantiert, dass der Nutzer sich das ganze Video anschaut, ohne die spezifizierten und komplizierten technischen Beschreibungen von Bosch Appliances 28i junior zu überspringen, wie es bei der Papierform passiert.

Warum sollte man Gebrauchsanleitungen lesen?

In der Gebrauchsanleitung finden wir vor allem die Antwort über den Bau sowie die Möglichkeiten des Geräts Bosch Appliances 28i junior, über die Nutzung bestimmter Accessoires und eine Reihe von Informationen, die erlauben, jegliche Funktionen und Bequemlichkeiten zu nutzen.

Nach dem gelungenen Kauf des Geräts, sollte man einige Zeit für das Kennenlernen jedes Teils der Anleitung von Bosch Appliances 28i junior widmen. Aktuell sind sie genau vorbereitet oder übersetzt, damit sie nicht nur verständlich für die Nutzer sind, aber auch ihre grundliegende Hilfs-Informations-Funktion erfüllen.

Inhaltsverzeichnis der Gebrauchsanleitungen

  • Seite 1

    TH E APP LIANC E I S FO R US E WITH NA TU RAL GAS OR L.P .G . (C at II 2H3P TYP E C1 3 & C33) NA TU RAL GAS: WOR C ESTE R G R E E NST AR 24i junior GC N U M B E R 4 7-3 1 1-86 WOR C ESTE R G R E E NST AR 28i junior GC N U M B E R 4 7-3 1 1-87 LIQU I D P ETRO LE U M GAS: WOR C ESTE R G R E E NST AR 24i junior GC N U M B E R 4 7-3 1 1-90 WOR C ES[...]

  • Seite 2

    SYMB OLS US E D I N TH I S MAN UAL: WO RC E STE R : TEC H N I CAL: 08 7 05 26624 1 SE RVI C E: 0845 7 256206 SP AR ES: 0 1 905 7525 7 1 LITE RA TU R E: 0 1 905 752556 TRAI N I N G: 0 1 905 752526 SALES: 0 1 905 752640 WE B S ITE: www .worcester-bosch.co.uk W A TE R TR E A TM E NT: FE R N O X 0 1 799 5508 1 1 www .fernox.com SE NTI N E L 0 1 5 1 420[...]

  • Seite 3

    SAFET Y & R EG UL A TIO NS SAFETY P R EC AUTION S & S YM B OLS 3 I NST ALLA TI ON R E G U LA TI ON S 3 APPL I ANCE INFORMA TI ON G E N E RAL I N F OR MA TI ON 4 T ECHNI CA L D A T A 5 LA Y OUT & C OM P ON E NTS 6-7 PR E- IN ST ALLA TIO N C LEAN I N G PR I MARY S Y STEM S 8 MA INS SUPPL Y 9 W A TE R SY STE MS & P I PEWO R K 1 0 CONDE[...]

  • Seite 4

    S AFE TY PR ECA UTIONS & I NST ALLA TI O N R EG U LA TI ON S IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 3 SAFET Y & REGUL A TI ONS SAFETY P R EC AUTIO NS I N ST ALLA TI ON R E G U LA TI O NS I F Y OU S M E LL GAS: ✗ DON’T SMOKE OR S TRI KE MA T C H ES ?[...]

  • Seite 5

    GENER A L INF ORM A T IO N ST AN D AR D P AC KAG E: A - W all hung gas fired condensing combi boiler for central heating and domestic hot water B - Boiler support frame C - Hardware literature pack D - Bottom Panel SPECI FICA TIONS : Pre-wired and pre-plumbed Galvanised steel inner frame Digital control system Automatic ignition Direct burner ignit[...]

  • Seite 6

    T ECHNI CA L D A T A IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 5 T ECHNI CA L D A T A APPL IANC E INFO RM A TI ON Domestic Hot Water Min. heat input KW 7 .38 7 .38 9.64 9.64 Max. rated heat output KW 24 28 24 28 Max. rated heat input KW 24.49 28.5 7 24.49 28.5 7 G[...]

  • Seite 7

    LA Y O UT & C O M P ON E NTS The diagram opposite shows the controls in the servicing position and excludes the outer case. 1 AI R / GAS MANI FO LD 2F A N 3 AI R / GAS AD J USTME NT S CR EW 4G A S V A L V E 5 I N LET PR ESS U R E TEST POI NT 6 EX P ANS IO N VESS E L 7 W ALL MOU NTI N G FR AM E 8 COVE R FOR E XTER NAL WI R I N G CO N N ECTION S [...]

  • Seite 8

    LA Y O UT & C O M P ON E NTS 10 PLA TE T O PLA TE DHW HE A T E X CH A NGER 3 2 S Y S TEM PUMP 36 FL O W T URBINE 37 U N USE D PO RT 38 AUT O AI R VE NT 39 FL O W CONNEC TION FROM BOIL ER HE A T E X CH A NGER 40 DHW SENSOR 41 CH FL OW CONN EC TION T O SERVICE V AL VE 42 DHW OUT CONN EC TION 43 COL D W A TER IN CONNEC TION 44 CH R ETU R N C ON N [...]

  • Seite 9

    C LE AN I N G PR I MARY S Y STEM S BEFO RE CL EA NING T HE S Y S T EM : E NS U R E TH E S Y STEM AN D P I PEWOR K I S IN GO OD WO RKIN G ORD ER KEEP THE EXI S TIN G BOIL ER/ CIRCUL A T ING PUMP W HERE PO SS IBL E OR USE A PO WE R FL USHI NG M A CH IN E T O AI D TH E C LEAN SI N G PR OC E D U R E B E FO R E I NST ALLI N G A N EW B OI LE R . C LEAN I[...]

  • Seite 10

    MA I NS SUPPL Y ELECT RIC SUPPL Y: • Supply: 230V - 50Hz , 1 40 watts • C able: PVC insulated 0.75mm 2 (24 x 0.2mm) temperature rated to 90°C . • Ex ternal 3A fuse to B S1 362. • The appliance must be earthed. • I PX4D. NOTE: this is reduced to IP20 if the following mechanical timers are fitted: 7 7 1 6 1 92 036 or 7 7 1 6 1 92 037 . •[...]

  • Seite 11

    W A TE R S Y STE M S & PI P EWOR K PLA ST IC PIPEW ORK: • Any plastic pipework must have a polymeric barrier with 600mm (minimum ) length of copper or steel pipe connected to the boiler . • Plastic pipework used for underfloor heating must be correctly controlled with a thermostatic blending valve limiting the temperature of the circuits to[...]

  • Seite 12

    CONDE NSA TE PI PEW OR K CONDE NSA T E PIPEW OR K: • The condensate pipe must be a minimum of 22mmØ plastic pipe. • The condensate pipework must fall at least 50mm per metre t owards the out let and should take t he shortest pract icable route. • The pipework must follow one of the options shown opposite into an internal serviceable trap (mi[...]

  • Seite 13

    PRESSU R E RELIE F PIPEW OR K PRESSU RE RE LIEF PIPEW ORK: • The pressure relief drain pipe ( M) from the boiler should be at least 1 5mm diameter copper pipe and run downwards away from any electrics or other hazard , preferably to an external drain or soakaway. • Pipe ( M ) should be finished with a partial bend, near the outlet to face the e[...]

  • Seite 14

    B OI LE R L O CA TI ON & C LE ARAN C E S IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 13 PR E - IN ST ALLA TION B O I LE R L O C A TIO N & CLEARA NCES This boiler is only suitable for installing internally within a property at a suitable location onto a fixed[...]

  • Seite 15

    B OI LE R L O CA TI ON & C LE ARAN C E S IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 14 PR E - IN ST ALLA TION 1 1 2 3 2 3 1 1 2 3 BA T HROOMS: If the appliance is fitted in conjunction with a mechanical or RF mechanical timer , the appliance can only be fitted [...]

  • Seite 16

    PLU M B I N G MAN I F OLD CO N N ECTI ON S: Heating System: 22mm compression fittings DHW: 1 5mm compression fittings Gas: 22mm compression fittings Use the fittings supplied in the Lit/ Hardware pack. • If the boiler pipes are to be run behind the appliance ensure that the pipes pass through the slot in the yellow plastic guide (A ). This is fit[...]

  • Seite 17

    PR E - IN ST ALLA TION FLU E TE R M I NAL P OS ITI O NS • The flue must be fitted and terminated in accordance with the recommendations of B S5440 : Part 1 . • The flue must not cause an obstruction . • Discharge and any noise from the flue outlet must not cause a nuisance. • Flue gases have a tendency to plume and in certain weather condit[...]

  • Seite 18

    FLU E O PTI ON S INST ALLA TI ON & SE RVIC ING I NSTR UCTION S FOR WOR CESTER G R EE NST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 17 PR E - IN ST ALLA TION FLU E O PTIO N S • The diagrams (opposite) show the components used and the maximum flue length for each configuration of 1 00mm and 1 25mm flues . • Shaded flue components ind[...]

  • Seite 19

    I I M P ORT ANT: All the previous P re-Installation sections must be read and requirements met before starting boiler or flue installation. E F A B C C D G U N P AC KI NG WALL FRAM E AN D ANC I LLARY ITEM S IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 18 IN ST ALLA T[...]

  • Seite 20

    W ALL MO U NTI N G PLA TE FLU E OP ENING INST ALLA TION & S ERVIC IN G IN STRUCTIO NS FOR WO RCESTE R GR EE NST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 19 IN ST ALLA TION CO MMISSI ONIN G SAF ETY : All relevant safety precautions must be undert aken. Protective clothing, footwear, gloves and safety goggles must be worn as appropriate[...]

  • Seite 21

    4 7 6 U N P AC K I N G TH E AP P LIANC E U N P AC KI N G TH E APP LIANC E A - Outer carton B - Inner sleeve (unwraps from front ) C - Packaging base D - Protective wrapping E - Appliance outer case F - Protective inner pac kaging  4 . Remove outer carton (A ) and place safely away from the working area .  5 . With the outer pac kaging removed[...]

  • Seite 22

    A E D B BOIL ER CO NNEC T IO NS IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 21 IN ST ALLA TION Handling Hole Do not lift by the air gas manifold. 3 C 1A 22mm 1 5mm 22mm 1 5mm 22mm 2 & 4 H 1 BOIL ER C ONNE C T IO NS CAUTIO N: IS OLA TE TH E MAI N S GAS SU P PL Y [...]

  • Seite 23

    BOIL ER CO NNEC T IO NS IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 22 IN ST ALLA TION BOIL ER C ONNE C T IO NS CAUTIO N: IS OLA TE TH E MAI N S GAS SU P PL Y B E FO R E ST ARTIN G ANY WOR K AN D OB S E RVE ALL R E LEV ANT SAFETY PRECAU TIONS . A E D B C 22mm 1 5mm [...]

  • Seite 24

    FLU E I NST ALLA TI ON IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 23 IN ST ALLA TION FLU E I N ST ALLA TI O N HORIZONT A L FL UE (60/ 1 00mm diamet er) For vertical flues and 80/ 1 25mm horizont al flues, please refer to separate instructions supplied with the flue[...]

  • Seite 25

    FLU E I NST ALLA TI ON IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 24 IN ST ALLA TION FLU E I N ST ALLA TI O N M EAS U R I NG TH E F LU E (Extension Flue Kits ): ON L Y C UT E XTEN DE D FLU E LE NGTH S  As with the Standard Flue measure from the outside wall to t[...]

  • Seite 26

    FLU E I NST ALLA TI ON IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 25 IN ST ALLA TION A B C D E A - Standard Flue B - Internal W all Seal C - External W all Seal D - Clamp E - Extension Duct Flat at back FLU E I N ST ALLA TI O N ASSE M B LI NG TH E F LU E 1 Slide in[...]

  • Seite 27

    CONDE NS A TE CONNECTION : Never terminat e or discharge into any open source, including; sink, bat h, shower, bidet, toilet et c . Note: any external condensate pipew ork should be protected with weather resistant insulation to help prevent freezing. • Ensure that the condens ate drain is 22mm diameter plastic pipe. It must fall at least 50mm pe[...]

  • Seite 28

    E LE CTR I C S A 1 2 B E LECTR IC S I NST ALLA TI ON & SE RVICI NG I NSTR UCTION S FOR WOR CESTER G RE E NST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 27 IN ST ALLA TION CAUTIO N: IS OLA TE TH E MAI N S E LECTR I C ITY S U PP L Y B E F OR E ST ARTI NG ANY WOR K AN D O B SE RVE ALL R E LEV ANT SAFETY P R EC AUTION S Mains supply to the [...]

  • Seite 29

    POSIT ION OF WI RE D COMPON E NT S CO MMISSI ONIN G POSIT ION OF WI R ED COMPON ENT S IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 28 IN ST ALLA TION[...]

  • Seite 30

    PRE-COM MISSION I NG CHEC KS IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 29 COMMISSIONING A E B C D 22mm 1 5mm 22mm 1 5mm 22mm 1 2 3 F J PRE-COM M ISSION ING CHECK S CA UTION: IS OLA TE TH E MAI N S SUP PL IES BEFORE S T AR T ING AN Y WOR K AN D O B S E RVE ALL R E [...]

  • Seite 31

    FI LLI NG TH E S Y STE M IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 30 CO MMISSI ONIN G FI LLI N G TH E S Y STE M 1 T urn on the water main and open the system valves. 2 Open all radiator valves. 3 Fill the system via a WRAS approved filling loop to 1 bar then turn[...]

  • Seite 32

    A D F C B G E H I Switching the appliance on/off: 1  T urn on mains power supply  T urn on any external controls Set the thermostatic radiator controls to maximum temperature Set the clock/programmer to continuously ON and the room thermost at to maximum temperature 2 A - On/off button B - On/off and fault indicator (B LU E ) C - Central heat[...]

  • Seite 33

    W A TE R TR E A TM E NT EN S U RE THA T TH E SYSTEM HAS BEEN CL EANED AS ON P A GE 8 OF T HESE IN STR UCTION S. FLU SH I NG (Cent ral Heating ) : 1 Switch off the boiler (A).  Open all drain cocks (B) and drain the system (C ) while the appliance is hot. 2 Close drain cocks (D ) and add a suitable flushing agent (E ) at the correct strength for [...]

  • Seite 34

    CO MMIS SI O NING THE C OM B USTIO N FOR TH E AP PLIANC E IS F ACT OR Y SE T . NO ADJ USTM E NT IS R EQU IR E D IF TH E GAS I NLET P R ES SU R E IS C OR R ECT . C H EC K I NG GAS I N LET P R ES SU R E: The inlet pressure to the appliance must be chec ked using the following procedure: SETTI N G TH E B OI LE R T O MAXI M U M: 1 Press service button [...]

  • Seite 35

    FINI SHIN G C OMMI S SI ONIN G IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 34 CO MMISSI ONIN G FINI SHIN G C OMMI SS IO NIN G The boiler has been factory set , so there should be no need to adjust any cont rols. R E PLAC E OUTE R C ASI NG: 1 Replace outer casing mak[...]

  • Seite 36

    I N S PE CTI ON AN D S E RVI C E  T o ensure the continued efficient operation of the appliance it must be chec ked at regular intervals.  The frequency of servicing will depend upon the particular installation conditions and usage. However , an annual service is recommended .  The e xtent of the service required by the appliance is determ[...]

  • Seite 37

    I N S PE CTI ON AN D S E RVI C E Component Access 1. Removing outer case 1. Remove bottom panel by pulling it forward and off. 1.1 Undo and remove 2 screws (A) securing boiler casing at the top of the appliance. 1.2 Undo but do not remove the 2 screws (B) securing boiler casing at the b ottom of the appliance. 1.3 Pull case forward and remove. 2. A[...]

  • Seite 38

    I N S PE CTI ON AN D S E RVI C E Setting Boiler to Maximum. NOTE: W hen running in the service mode, the boiler will operate both the Central Heating and DHW circuits . This is to allow sufficient time for the setting procedure. It will be necessar y to run water through the DHW circuit to ensure that the boiler will not cycle on low heating demand[...]

  • Seite 39

    I N S PE CTI ON AN D S E RVI C E T o Clean the Heat Exchanger 1 W ith outer case and base panel removed and the power isolated from the appliance, remove the cover panel (A) by removing the retaining screw (B). 2 Remove clip (C) from gas valve outlet.  Pull gas adjustment assembly (D) free from the plastic connection on the gas valve.  Pull g[...]

  • Seite 40

    I N S PE CTI ON AN D S E RVI C E 4 Remove electrical connector from fan. 5 Undo and remove securing nut (E) from the top of the heat exc hanger . 6 Remove stainless steel viewing mirror (F). 7 Rotate fan and air/gas manifold assembly ( G ) around the top of the heat exc hanger until it stops at the lug.  Lift up assembly and remove from boiler. [...]

  • Seite 41

    Q I NS P ECTI ON AN D S E RVI C E IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 40 SERV ICIN G & SP ARES I N S PE CTI ON AN D S E RVI C E 9 L M N 0 P R 9 Remove burner (L).  Remove top baffle (M).  Remove baffle (N).  Remove the two hexagon headed screws [...]

  • Seite 42

    C A UTION: TU R N OF F TH E GAS S U PP L Y AN D I SOLA TE TH E MAI N S S U P PLI E S B E FOR E ST ARTI NG ANY WOR K AN D OBS E RVE ALL R E LEV ANT SAF ETY P R ECAUTIONS. I M P ORT ANT: AFTE R R E P LACEM E NT OF ANY C OM P ON E NTS AL WA YS CH ECK FOR GAS SOU N DN E S S W H E R E R E LEV ANT AN D CARRY OUT FU NCTIONAL CH ECK S AS DE SC RIBED IN CO [...]

  • Seite 43

    R E P LACE M E NT O F P ARTS 5. Moving boiler control to service position 5.1 Remove screw (A) securing control. 5.2 Gently pull forward. 6. Gas valve  Isolate gas supply at boiler gas cock. 6.1 Remove wire clip from gas valve outlet then pull gas adjustment assembly free from plastic connector and pull forward clear of case. 6.2 Undo bottom gas[...]

  • Seite 44

    R E P LACE M E NT O F P ARTS 9. Access to boiler control components  Remove 3 screws (A) and remove cover from control. 10. PCB fuse  Remove fuse F1(B) from the PCB and replace.  There is a spare fuse clipped into the underside of the electrical cover . 11.T ransformer / P CB  Disconnect all electrical connections from the control.  [...]

  • Seite 45

    12.3 R E P LACE M E NT O F P ARTS 12. Replacing control The contr ol is supplied within its plastic housing. The complete unit must be r eplaced.  Remove ALL electrical connections from the control PCB including where cables run through restraints. These can be unclipped from the plastic moulding noting their position.  Remove the code plug ([...]

  • Seite 46

    R E P LACE M E NT O F P ARTS 13. Air / gas manifold and fan assembly  Remove electrical connector from fan.  Remove wire clip from gas valve outlet then pull gas adjustment assembly free from plastic connector and pull clear of case (see 6.1). 13.1 Undo and remove securing nut (A) from the top of the heat exc hanger . 13.2 Remove stainless st[...]

  • Seite 47

    R E P LACE M E NT O F P ARTS 15. Fan 15.1 Remove 3 screws (A) retaining mixing chamber . 15.2 Remove 2 screws (B) retaining the fan to the air/gas manifold. 15.3 Remove screw (C) retaining plate and remove.  Re-assemble with new fan ensuring seals are correctly fitted. 16. Electrode assembly  Disconnect spark electrodes and flame sensor conne[...]

  • Seite 48

    R E P LACE M E NT O F P ARTS 19. Diverter valve motor  Insure the appliance is in service mode (there is no need to drain the appliance).  Disconnect the electrical connector from the diverter valve motor . 18.1 Pull the motor assembly (A) towards you. T he assembly will slide free from the valve.  T o refit, follow the above in reverse. 2[...]

  • Seite 49

    R E P LACE M E NT O F P ARTS 23. Pump head  Ensure the boiler is fully drained (see draining the appliance).  Disconnect the electrical connection from the bottom of the pump. 23.1 Remove the four Allen bolts (A) securing the pump at each corner . 23.2 Gently pull the pump towards you and remove.  T o refit, follow the above in reverse. Pr[...]

  • Seite 50

    R E P LACE M E NT O F P ARTS 27 . Hydraulic Block  Ensure the appliance has been fully drained (see draining the appliance).  Disconnect the electrical connections to the NT C, T urbine and pump.  Undo the nuts securing the copper water pipes to the manifold (there is no need to remove the gas pipe)  Release the spring clips securing th[...]

  • Seite 51

    R E P LACE M E NT O F P ARTS 29. Plastic protection device  Ensure the system is fully drained (see draining the appliance).  Disconnect all pipes connected to the pump housing.  Remove the electrical connection to the pump.  W ithdraw the metal clip to the right of the pump head to release the pump housing.  Slide the device to the [...]

  • Seite 52

    R E P LACE M E NT O F P ARTS 31. Bypass valve  Remove the Hydraulic block from the boiler (See Removing the Hydraulic Block). 31.1 Remove the two spring clips at either end of the copper bypass pipe.  Undo the screw securing the left hand plastic housing to the heat exc hanger  Move the housing to the left to free up the one end of the pip[...]

  • Seite 53

    33. Setting the CO 2 Note: When running in the service mode, the boiler will operate both the central heating & DHW circuits . This is to allow sufficient time for the setting procedure. It will be necessary to run water through the DHW circuit to ensure that the boiler will not cycle on low heating demands. 5.1 Connect manometer to inlet press[...]

  • Seite 54

    SH O RT P ARTS LIST 1 Fan WORCE S TER P ar t N o. 8 7 1 7 204 453 0 GC No. H26 536 2 Burner WORCE S TER P ar t N o. 8 7 1 8 1 20 609 0 GC No. H26 538 3 Gas valve NG WORCE S TER P ar t N o. 8 7 1 6 1 0 7 052 0 NG GC No. H26 540 LPG WORCES TER P art N o. 8 7 1 6 1 07 053 0 LPG G C No. H26 539 4 Control board WORCE S TER P ar t N o. 8 7 1 6 1 09 539 0[...]

  • Seite 55

    1.1 1.2 A 2.2 2.3 2.1 3 C B TH E GAS / AI R RA TIO M U ST BE R ES ET AFTE R C ONVE R S IO N. TH E PR OCED URE CA N BE FOUND IN TH E R E PLAC E M E NT P ARTS SE CTIO N OF TH I S MAN UAL. 4.1 4.2 D E A L. P . G. C O NVE R S IO N L.P .G . CO NVE R S IO N IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i j[...]

  • Seite 56

    F A UL T F INDIN G IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 55 FA U LT F I N D I N G & DIAGR AMS Off On Slow flash (normally off, flashes on) Slow flash (normally on , flashes off) Fast flash Fast flash 2 pulses 5 pulses Off Off Flashing (reset required ) Fla[...]

  • Seite 57

    CEN T RA L HE A T ING FUN CT ION NO YE S PO WER SWITCH ON CE NTRAL HE A T IN G DE MAN D Fan to start speed. Diverter valve in CH position Pump ON. IG N ITI ON SEQUENCE (see detail) BL UE LIG HT ON BURNER LIT? GREEN FLAM E LIG HT ON Stop spark. W ait 10 seconds 5th attempt? L OCKOUT 10 second stabilisation period. Fan (& gas) modulation to achie[...]

  • Seite 58

    W ait 5 seconds IG N ITI ON SEQUENCE (see detail) PR E H E A T AN D D HW F U N CTIO N NO YE S PO WER SWITCH ON T ap open (recognised by flow turbine) Diverter valve in DHW position Pump ON. BL UE LIG HT ON BURNER LIT? Fan to start speed. Stop spark. W ait 10 seconds 5th attempt? L OCKOUT Fan (& gas) modulation to achieve set temperature (40-6 0[...]

  • Seite 59

    PRO TECT ION FUNCT ION Boiler temperature below 8°C Run autofroststat function Pump antiseize Pump run 5 seconds every 24hrs PR O TECTI ON F U N CTIO N IN ST ALLA TIO N & SE RVICI NG I NSTRU CTIONS FO R WORC ESTER G RE EN ST AR 24 i junior/28 i junior 8 716 10 7 336b (11/05) 58 F AUL T F INDIN G & DIAGR AMS[...]

  • Seite 60

    CONTROLS T o comply with the Building Regulations, each section must have a tick in one or other of the boxes TIME & TEMPERA TURE CONTROL TO HEA TING ROOM T/ST A T & PROGRAMMER/TIMER PROGRAMMABLE ROOMST A T TIME & TEMPERA TURE CONTROL TO HOT W A TER CYLINDER T/ST A T & PROGRAMMER/TIMER COMBI BOILER HEA TING ZONE V AL VES FITTED NOT [...]

  • Seite 61

    SERVICE INTERVAL RECORD It is recommended that your heating system is serviced regularly and that you complete the appropriate Service Interval Record Below . Service Provider. Before completing the appropriate Service Interval Record below , please ensure you have carried out the service as described in the boiler manufacturer ’s instructions. A[...]

  • Seite 62

    EXCE LL E NCE C OM E S AS ST AN DAR D W orcester, Bosch Group Cotswold W ay, W arndon, W orcester WR4 9SW . T el. 019 05 754 624 Fax. 01905 75 4619 W orcester, Bosch Group is a trading name of BBT Thermotechnology UK Ltd. www .worcester-bosch.co.uk 8 7 1 6 1 0 7 336b ( 1 1 .05) I N STR U C TI O N MAN U AL I N ST AL LA TION, COM M IS S ION I NG &[...]