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FAULT OR BREAKDOWN

WORCESTER BOSCH GREENSTAR 12i & 24i  SYSTEM
8 716 115 171a (06/2008)

11

This boiler is supported in the UK and by Worcester, Bosch Group.

Specially trained, Worcester, Bosch Group Service Engineers are available to attend a
breakdown occurring on this boiler.

No charge will be made for parts and/or labour providing:

An boiler fault is found and the boiler has been installed within the past 24 months. 
Reasonable evidence of this must be supplied on request. i.e. the Benchmark Checklist.

A call-out charge will be made where:

The boiler has been installed for over 24 months.

OR

Evidence cannot be provided that the first year service inspection has been carried

out (i.e. an entry in the Benchmark Checklist).

OR

Our Field Service Engineer finds no fault with the boiler (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, Bosch Group.

NOTE:   NO BOILER FAULT IS FOUND ON OVER 30% OF SERVICE CALL OUTS.

Please read this guide carefully to gain a good understanding of the operation of your
boiler. In the case of a suspected fault, refer to the fault finding section of this guide.

If in doubt contact our Technical Support

In the event of an boiler fault or breakdown please contact our Service Department.
Your service administrator will arrange for an engineer to call with the minimum of delay;
under normal circumstances this will be from 1 - 3 working days (excluding weekends)
for priority breakdown situations (no hot water and/or heating).

Invoices for attendance and repair work carried out on this boiler by any third party will
not be accepted.

FAULT OR BREAKDOWN

MAI

NTE

NANCE

Содержание WORCESTER benchmark Greenstar 12i

Страница 1: ...EMS INDIRECT FED DOMESTIC HOT WATER USER INSTRUCTIONS CUSTOMER CARE GUIDE THIS BOILER IS USED WITH NATURAL GAS OR LPG Cat II 2H3P TYPE C13 C33 C53 NATURAL GAS 12i System GC NUMBER 41 311 67 24i System GC NUMBER 41 311 68 LIQUID PETROLEUM GAS 12i System GC NUMBER 41 311 69 24i System GC NUMBER 41 311 70 ...

Страница 2: ...CEPT FOR ANY STATUTORY OBLIGATION IF YOU ARE IN ANY DOUBT CONTACT THE WORCESTER BOSCH TECHNICAL SUPPORT DISTANCE LEARNING AND TRAINING COURSES ARE AVAILABLE FROM WORCESTER BOSCH GROUP THIS BOILER MUST BE INSTALLED BY A CORGI REGISTERED COMPETENT PERSON FAILURE TO INSTALL CORRECTLY COULD LEAD TO PROSECUTION PLEASE LEAVE THIS GUIDE THE INSTALLATION INSTRUCTIONS AND THE COMPLETED BENCHMARK LOG BOOK W...

Страница 3: ...r manufactured by Worcester Bosch Group The company prides itself on manufacturing boilers to the strictest quality control standards throughout every stage of production Worcester Bosch Group has led the field in innovative boiler design and performance for more than 40 years This heritage means all products are of exceptional quality and proven reliability The Greenstar range in particular is ex...

Страница 4: ...f the boiler Chemically aggressive substances can corrode the boiler and invalidate any warranty FITTING MODIFICATIONS Fitting the boiler any controls to the boiler and removal of the outer casing may only be carried out by a competent engineer in accordance with the Gas Safety Installation and Use Regulations Flue systems must not be modified in any way other than as described in the Installation...

Страница 5: ...rk and may be required by the local Building Control Inspector NOTE The Benchmark checklist and service interval record can be found at the rear of the Installation Commissioning and Servicing Instructions BENCHMARK STANDARD Benchmark is a code of practice for correctly installing commissioning and servicing of domestic water heating boilers A Benchmark Checklist is provided by the manufacturer fo...

Страница 6: ...ontacted to inspect the installation and rectify any fault Only additives that are compatible with aluminium may be used in the system Any incompatible additive used will invalidate the guarantee CONDENSATE DRAIN This is a condensing boiler and the terminal will at times give out a plume of water vapour This is quite normal The boiler also produces quantities of condensate which is discharged regu...

Страница 7: ...e around the boiler VENTILATION This is a room sealed boiler and does not require any air for combustion from inside the property If the boiler is fitted into a cupboard or a compartment is built around the boiler after installation then the compartment must be separated from the boiler space by a perforated non combustible partition as described in BS 6798 Notwithstanding the requirements of BS 6...

Страница 8: ...h at the top of the flap and release 1 MAIN POWER ON OFF BUTTON 2 TEMPERATURE CONTROL KNOB 3 MAINS ON OFF INDICATOR FAULT DIAGNOSTIC LIGHT 4 BURNER ON INDICATOR LIGHT GREEN 5 NOT APPLICABLE ON SYSTEM BOILERS 6 FAULT RESET BUTTON 7 SYSTEM PRESSURE GAUGE 8 POSITION FOR OPTIONAL PROGRAMMER USING YOUR BOILER 1 2 4 6 8 7 5 3 PUSH ...

Страница 9: ...te When the burner is lit the green indicator light underneath the on off button is illuminated CONTROLLING CENTRAL HEATING Set the timer to the correct time Set room thermostat to the desired room temperature Set the thermostatic radiator valves to the desired settings FROST PROTECTION Leave master switch on Turn the temperature control to If the temperature falls to below 5 C within the boiler i...

Страница 10: ... The reset button will no longer be illuminated and the mains indicator will stop flashing The boiler will function normally dependent on programmer and room thermostat settings If the electrical power to the boiler has been interrupted a reset fault condition will exist Reset the boiler as described above If the fault remains and cannot be cleared by pressing the reset button or if fault remains ...

Страница 11: ...ing and maintenance checks from a competent person beyond the initial 2 year guarantee period If you would like to know more about a Worcester Bosch Group service contract please tick the appropriate box on your warranty registration card If your Greenstar gas fired boiler should fail to operate correctly or requires servicing please contact the Worcester Bosch Group Service Department see inside ...

Страница 12: ...perature too low Radiators are too hot Programmer is incorrectly set Momentary power failure Programmer setting Cylinder thermostat set too low Adjust cylinder thermostat Hot water temperature too high Cylinder thermostat set too high Increase thermostatic radiator valve setting s room thermostat Increase CH flow temperature control setting Bleed radiators and recharge heating system Turn down the...

Страница 13: ...ice Engineer finds no fault with the boiler 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 Bosch Group NOTE NO BOILER FAULT IS FOUND ON OVER 30 OF SERVICE CALL OUTS Please read this guide carefully to gain a good understanding of the operation of your boiler In the case of a suspected fault refer to the f...

Страница 14: ...ly switches on and off CENTRAL HEATING SYSTEMS WITH ROOM THERMOSTATS THERMOSTATIC RADIATOR VALVES The temperature control on the boiler should be set to the maximum rated temperature of the central heating system The temperature of each room can be set individually except primary room with the room thermostat using the thermostatic radiator valves ROOF INSULATION Around 30 of the heat loss from a ...

Страница 15: ... heats the colder incoming air from the window The 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 radiator should also be avoided It is advisable to manually adjust all radiator thermostatic valves every 2 3 months to prevent them sticking It is also important...

Страница 16: ...appropriate the first year s service inspection has been carried out to the satisfaction of Bosch Thermotechnology Ltd when requested These should be part of the Benchmark Checklist Any product or part returned for servicing under the guarantee must be accompanied by a claim stating the model serial number date of installation Bosch Thermotechnology Ltd will not accept responsibility for damage ca...

Страница 17: ...ystem boiler and will assist us in maintaining an effective and efficient customer service by establishing a reference and permanent record for your boiler This does not affect your statutory rights For your own record Please ensure that the Benchmark Checklist has been completed by your installer or service engineer GUARANTEE REGISTRATION Model Serial No See identity label inside boiler casing Ty...

Страница 18: ...WORCESTER BOSCH GREENSTAR 12i 24i SYSTEM 8 716 115 171a 06 2008 NOTES ...

Страница 19: ...NOTES WORCESTER BOSCH GREENSTAR 12i 24i SYSTEM 8 716 115 171a 06 2008 ...

Страница 20: ...Dedicated to heating comfort Worcester Bosch Group Cotswold Way Warndon Worcester WR4 9SW Tel 01905 754624 Fax 01905 754619 www worcester bosch co uk Worcester Bosch Group is a brand name of Bosch Thermotechnology Ltd 8 716 115 171a 06 2008 ...

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