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Users Instructions and 
Customer Care Guide

R 30/35/40 HE combi plus Condensing boiler

6 720 610 598 - 00.2O

ZWBR 7-30 R 30 

GC-Number: 47 311 79

ZWBR 11-35 R 35 

GC-Number: 47 311 80

ZWBR 11-40 R 40 

GC-Number: 47 311 81

6 720 610 598 G

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03.

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Summary of Contents for 30" Single Wall Oven

Page 1: ... and Customer Care Guide R 30 35 40 HE combi plus Condensing boiler 6 720 610 598 00 2O ZWBR 7 30 R 30 GC Number 47 311 79 ZWBR 11 35 R 35 GC Number 47 311 80 ZWBR 11 40 R 40 GC Number 47 311 81 6 720 610 598 GB 03 11 TD ...

Page 2: ...g 15 3 5 Combination Boilers Setting Hot Water Temperature 16 3 6 System boiler with Storage Tank 17 3 7 Summer Mode Hot Water Only Combi Appliances 18 3 8 Frost protection Combi Appliances 19 3 9 Fault Condition 19 4 Text Display 20 4 1 General Description 20 4 2 Programming 20 4 2 1 Deleting a setting 23 4 2 2 Resetting all parameters to their original settings 23 4 3 Menu structure 24 4 4 Setti...

Page 3: ...mmediately System models 31 4 7 i Info 32 4 8 Settings 33 4 8 1 Heating if TR 2 is connected 33 4 8 2 Hot Water Storage Tank System boiler models only 33 4 8 3 Service 33 4 9 Individual timer programmes 36 5 Fault finding 37 6 Tips on saving energy 38 7 General Information 39 8 Maintaining your appliance 40 9 Service 40 10 Fault or breakdown 41 11 Your guarantee 42 12 Guarantee registration 43 13 ...

Page 4: ...y Worcester Heat Systems Ltd Offering a complete maintenance scheme to keep your boiler operating at peak condition and efficiency No wonder that more and more people are agreeing that when it is gas it has to be a Worcester Heat Systems Ltd Condensing appliance Benchmark The Benchmark initiative is the new code of practice to encour age the correct installation commissioning and servicing of dome...

Page 5: ... doors and windows B Do not operate any electrical switches B Do not smoke B Extinguish any naked flames B Call your gas company If you smell fumes from the appliance B Switch off appliance B Open windows and doors B Inform your heating engineer Fitting and modifications B Fitting of the appliance or any modifications to the appliance may only be carried out by a competent person B Flue systems mu...

Page 6: ... 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 1988 Ventilation Air Ambient Air B Keep ventilation air ambient air free of corrosive substances e g halogenated hydrocarbons which contain chlorine or flu orin...

Page 7: ...re 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 will reduce the quantity of water in the system and this must be replenished for safe and satisfactory operation of the appliance Should wate...

Page 8: ...es Thermostatic radiator valves It is recommended that this type of valve is fitted to all the radiators except one usually the radiator where the room temperature con troller is fitted They should conform to the requirements of BS2767 10 Showers bidets taps and mixing valves Combination Boilers Standard hot and cold taps and mixing valves must be suitable for operating at mains pressure Thermosta...

Page 9: ...e appliance will still operate in the central heating mode Use in hard water areas Combination Boilers In exceptionally hard water areas a device to prevent scale forma tion may be fitted Installation of a scale inhibitor assembly should be in accordance with the requirements of the local water com pany An isolating valve should be fitted to allow for servicing Alternatively the maximum temperatur...

Page 10: ... 598 GB 03 11 Do not allow the flue terminal fitted on the outside wall to become obstructed or damaged Pump The pump is a fully modulating type to which the parameters have been set by the manufacturer and must not be adjusted ...

Page 11: ...ow and return 171 Hot water 172 Gas isolation valve open 173 Cold water inlet 295 Identification sticker 310 Hot water temperature control 317 Display 363 Indicator lamp for burner on 364 Indicator lamp for off on 365 Chimney sweep button 366 Service button 367 ECO button 400 Text Display 170 170 172 173 171 8 1 365 136 61 317 366 367 ECO 364 135 295 310 363 400 6 720 610 598 01 2O ...

Page 12: ...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 Cold water inlet valve 173 B Turn handle so that it is in line with direction of flow When handle is at right angles to direction of flow the valve is closed Fig 2 170 172 173 6 720 610 ...

Page 13: ...low 1 bar when the system is cold top up the system with water until the pointer is 1 bar Your installer will have shown you how to do this B The maximum operating pressure of 2 5 bar at maximum central heating flow temperature must not be exceeded If the pressure increases to 3 bar then the relief valve 15 opens Fig 3 170 170 172 173 171 8 1 15 bar 0 1 2 3 4 6 720 610 598 03 2O ...

Page 14: ...ures that the condensation trap is filled after the appliance has been installed or after the appliance has been out of use for a long period For that reason the appli ance remains at minimum heating output for 15 minutes Switching off B Switch off the appliance at the master switch 0 The green indicator lamp goes out The optional timer will con tinue running until the emergency supply is exhauste...

Page 15: ...setting E approx 75 C Max setting 88 C When the burner is lit the red indicator lamp is illuminated Fig 5 3 4 Controlling Central Heating B Set the timer to the correct time B Set room thermostat to the desired room temperature B Set temperature driven control unit if fitted Refer to the instructions with the control B Set the thermostatic radiator valves to the desired settings 6 720 610 333 05 1...

Page 16: ...ton By pressing and holding the ECO button until the display lights you can switch between Comfort mode and Economy mode Comfort mode button is not lit factory setting The appliance is held constantly at the set temperature This means that hot water is available almost instantaneously at the tap Consequently the appliance will switch on at intervals even if no hot water is being drawn Control Sett...

Page 17: ...te ECO mode button is lit Water is not heated up until hot water is drawn This means that there is a longer waiting period before hot water is available 3 6 System boiler with Storage Tank B Set the hot water temperature by means of the temperature control on the appliance Fig 7 B Do not set the temperature higher than 60 C for normal operation B Only use temperatures of up to 70 C tempo rarily fo...

Page 18: ...de ECO mode button is lit In ECO mode the appliance switches between central heating mode and cylinder charging mode every 12 minutes 3 7 Summer Mode Hot Water Only Combi Appliances With room temperature controller B Turn temperature control on the appliance anti clockwise as far as the stop The central heating is now turned off The hot water function and the mains power supply for the heating pro...

Page 19: ...vent of a fault occurring while the appliance is in operation The display and the text display then shows a fault code and the button may also flash If the button flashes B Press and hold the button until the display shows The appliance will then start up again and the display will show the central heating flow temperature If the button does not flash B Switch the appliance off and then on again a...

Page 20: ...module has a power buffer period of about 10 hours during which it will run without the mains power supply After that period has elapsed the clock function shuts down but all other settings are retained 4 2 Programming Fig 8 Controls a Display b Up More button c Down Less button d Back button e Next button f Delete button The standard display shows the following information Time Room temperature i...

Page 21: ...perating modes may be displayed during commis sioning servicing etc The programming procedure is described in detail below using the clock function as an example B To start programming press any button e g The display lighting switches on and the main menu is dis played Fig 9 Main menu B Use the or button to move the cursor arrow on the left of the menu so that it points to the desired menu item I...

Page 22: ...Time day B Confirm the selection by pressing the button The corresponding submenu is displayed Fig 11 Setting the hour When settings are being entered the setting to be altered is indi cated on the top line In addition the setting being altered is dis played with a dark background B Use the or button to set the hour Press and release to change the display by one unit at a time Press and hold to ch...

Page 23: ...y other buttons for 15 minutes 4 2 1 Deleting a setting Either over write the setting or press the button to delete it B Find the setting to be deleted B Press and release the button The display shows 4 2 2 Resetting all parameters to their original settings B Press and hold the button for more than 15 seconds After about 5 seconds the following message appears on the display ATTENTION Delete all ...

Page 24: ...days Days holiday 25 Heating Heating program Day 1st operating mode 1st switching point 6th switching point 27 Set econ omy temp if TR2 is connected 5 30 C 28 Manual if TR2 is not con nected Automatic Constant on comfort Constant off economy 29 Hot water Hot water program Day 1st operating mode 1st switching point 6th switching point 31 Hot water immediately Off On 31 Info 32 ...

Page 25: ...ect Holidays B Enter the number of days holiday by pressing or max 99 days holiday After the set number of days the text display module automat Settings Heating Optimum Start Off On 33 Hot water System boiler mod els Only charging times times and temperatures 30 Service Display service param 33 Further options Language English Français Deutsch 34 Time correction LCD contrast 34 34 Operating times ...

Page 26: ... mode early B In the Holidays submenu Press the button until the display shows 0 i The day on which you enter the days holiday counts as the first day of the holiday i e the unit starts the holiday program immediately Only in clude the day on which you are returning if you don t want the heating to return to the normal pro gram on that day C ...

Page 27: ...turday and Sunday Different times for every day Setting switching times and operating mode B From the main menu select Heating and then from the first submenu select Heating program B Select Monday Friday Saturday and Sunday or an individual day of the week Monday Friday to have Heating and Economy or Frost protection switching on at the same times every weekday Saturday Sunday to have Heating and...

Page 28: ...do not wish to change can be skipped by pressing 4 5 2 Setting the Economy temperature if TR2 is con nected This option allows you to set the room temperature for Economy mode Off Economy This function is only active if Automatic mode or Economy mode is set on the TR 2 room thermostat B From the main menu select Heating and then from the first submenu select Set Economy temp B Use the or button to...

Page 29: ...Constant on comfort and Constant off economy The manually selected operating mode starts immediately Constant off economy and Constant on comfort are auto matically reset at 00 00 midnight To cancel the manually selected operating mode select the relevant menu and then press the button or select a different operating mode or set Holiday B From the main menu select Heating and then from the first s...

Page 30: ...e enabled from 5 00 am disabled from 10 00 pm The ECO button must not be lit Comfort mode System models with Storage Tank The basic settings pro vide a timer programme enable from 5 00 am disable from 10 00 pm With the menu Hot water see page 33 you can choose a timer temperature programme with the basic set tings 60 C from 5 00 am 10 C from 10 00 pm ...

Page 31: ...locked Released operating mode in the same way as for the switching points and modes for heating as described on page 27 4 6 2 Hot water immediately System models Hot water immediately ON Comfort mode is active for 2 hours Comfort mode is active for 2 hours normal automatic pro gram Hot water mode according to timer programme entered B From the main menu select Hot water and then from the first su...

Page 32: ...l for CH flow Actual flow temp Actual CH flow temperature Required flow temp Required CH flow temperature Max HW temp Maximum permissible hot water out flow temperature Required HW temp Required hot water temperature Actual HW temp Actual hot water outflow temperature Storage Tank charge released or blocked Shows if hot water is released or blocked Storage Tank charge on or off or Storage Tank cha...

Page 33: ...ose up to six different times with temperatures see page 30 Hot water Only times During that times the Storage Tank will be charged to the chosen temperature B From the main menu select Settings and from the first sub menu select hot water B Press or to switch Times and temperatures or only times 4 8 3 Service Displaying service functions This option displays various current settings and the statu...

Page 34: ...ection LCD contrast Time correction B Press and hold the button about 5 seconds until the display shows Time correction and LCD contrast B Press or to select Time correction B Press the button The display shows Change value B Press or to set the number of seconds in 24 hours Basic setting 0 s LCD contrast B Press and hold the button about 5 seconds until the display shows Time correction and LCD c...

Page 35: ...rd submenu select Operating times Fault history This option displays any faults that have occurred for the informa tion of the service engineer The first fault displayed may still be active Any other faults displayed are no longer active B From the main menu select Settings from the first submenu select Service from the Second submenu select Further options and from the third submenu select Fault ...

Page 36: ... Operating mode Time Operating mode Time Operating mode Time Operating mode Time Monday Tuesday Wednesday Thursday Friday Saturday Sunday Enable disable hot water function Switching point 1 2 3 4 5 6 Status Operating mode Time Operating mode Time Operating mode Time Operating mode Time Operating mode Time Operating mode Time Monday Tuesday Wednesday Thursday Friday Saturday Sunday ...

Page 37: ... tem Desired room temperature exceeded by large amount Radiators are too hot Turn down ther mostatic valves Temperature rises instead of falling Clock is incor rectly set Check setting Room tempera ture too high in Economy mode Building retains heat well Start Economy mode sooner No display or dis play unit does not respond Momentary power failure Switch off appli ance at master switch wait a few ...

Page 38: ...hermostatic radiator valves The central heating control on the boiler should be set to the max imum rated temperature of the central heating system or to posi tion E when the maximum central heating water temperature obtained is 75 C The temperature can be set individually in each room except pri mary room with the room thermostat using the thermostatic radi ator valves If you wish to have a lower...

Page 39: ...se contact your installer or write to us 7 General 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 Service it helps us a great deal if you can provide precise details of your appliance The information is printed on the appliance identification plate sticker see page 11 ...

Page 40: ... 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 a Worcester Bosch service contract please tick the appropriate box on your warranty regis tration card 9 Service If your R 30 R 35 R 40appliance should fail to operate correctly or r...

Page 41: ... Our Field Service Engineer finds no fault with the appliance see NOTE OR The cause of breakdown is misuse or with other parts of your plumbing heating system or with equipment not supplied by Worcester NOTE No appliance fault is found on over 30 of all service call outs If in doubt contact our Worcester Heat Systems Ltd on 08705 266241 IN THE EVENT OF AN APPLIANCE FAULT OR BREAKDOWN please contac...

Page 42: ...issioned and where appropriate the first 2 year service has been carried out to the satisfaction of Worcester Heat Systems Limited when requested That any product or part thereof returned for servicing under the guarantee must be accompanied by a claim stating the Model Serial Number Date of Installation That Worcester Heat Systems Limited will not accept respon sibility for damage caused by fault...

Page 43: ...vice 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 Serial number See identity label inside appliance casing Type size Date of installation Check that the Benchmark log book has been completed by your installer or service engineer EXCELLENCE COMES AS STANDARD Worcester Heat Systems Limited C...

Page 44: ...lay Set switching times and operating mode within the text display Hot water temperature Combina tion boiler only ECO button lit Economy mode ECO button not lit Comfort mode Fault Condition Refer to page 19 Switching off 6 720 610 333 04 1O 6 720 610 333 05 1O 6 720 610 333 07 1O 6 720 610 333 11 1O ...

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