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Manuel d’utilisation Bosch Appliances 24i junior

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  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ? ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 . • ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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. ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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.  ...

  • Bosch Appliances 24i junior - page 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 ( ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 ...

  • Bosch Appliances 24i junior - page 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 & ...

Fabricant Bosch Appliances Catégorie Boiler

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- fiches produit Bosch Appliances
- dépliants
- ou étiquettes-énergie Bosch Appliances 24i junior
Tous sont importants, mais les informations les plus importantes du point de vue de l'utilisation de l'appareil se trouvent dans le manuel d’utilisation Bosch Appliances 24i junior.

Un groupe de documents appelé manuels d’utilisation est également divisé en types plus spécifiques, tels que: Manuels d’installation Bosch Appliances 24i junior, manuels d’entretien, brefs manuels ou manuels de l’utilisateur Bosch Appliances 24i junior. Selon vos besoins, vous devriez chercher le document dont vous avez besoin. Sur notre site, vous pouvez voir le manuel le plus populaire d’utilisation du produit Bosch Appliances 24i junior.

Manuels d’utilsiation similaires

Manuel d’utilisation complet de l’appareil Bosch Appliances 24i junior, quelle devrait-elle être?
Le manuel d’utilisation, également appelé le mode d’emploi, ou tout simplement le manuel, est un document technique destiné à aider à utiliser Bosch Appliances 24i junior par les utilisateurs. Des manuels sont généralement écrits par un rédacteur technique, mais dans un langage accessible à tous les utilisateurs Bosch Appliances 24i junior.

Le manuel d’utilisation complet Bosch Appliances, devrait inclure plusieurs éléments de base. Certains d'entre eux sont moins importants, tels que: la couverture / page de titre ou pages d'auteur. Cependant, la partie restante, devrait nous fournir des informations importantes du point de vue de l'utilisateur.

1. Introduction et des conseils sur la façon d'utiliser le manuel Bosch Appliances 24i junior - Au début de chaque manuel, nous devrions trouver des indices sur la façon d'utiliser le document. Il doit contenir des informations sur l'emplacement de la table des matières Bosch Appliances 24i junior, FAQ ou des problèmes les plus fréquents - les points qui sont les plus souvent recherchés par les utilisateurs de chaque manuel
2. Table des matières - index de tous les conseils pour lBosch Appliances 24i junior qui peuvent être trouvés dans le document courant
3. Conseils sur la façon d'utiliser les fonctions de base de l’appareil Bosch Appliances 24i junior - qui devraient nous aider dans les premières étapes lors de l'utilisation Bosch Appliances 24i junior
4. Troubleshooting - séquence systématique des activités qui nous aideront à diagnostiquer et ensuite résoudre les principaux problèmes de Bosch Appliances 24i junior
5. FAQ - questions fréquemment posées
6. Détails du contact Informations sur l'endroit où chercher le contact avec le fabricant / service Bosch Appliances 24i junior dans un pays donné, si le problème ne peut être résolu par nous-mêmes.

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Si vous n’avez pas résolu votre problème avec Bosch Appliances 24i junior, avec l'aide du manuel que vous avez trouvé, posez une question en utilisant le formulaire ci-dessous. Si un utilisateur a eu un problème similaire avec Bosch Appliances 24i junior il est probable qu’il a envie de partager la façon de le résoudre.

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