Bosch WORCESTER GREENSTAR 25CDi Instruction Manual
Bosch WORCESTER GREENSTAR 25CDi Instruction Manual

Bosch WORCESTER GREENSTAR 25CDi Instruction Manual

Wall hung rsf gas-fired condensing combination boiler
Hide thumbs Also See for WORCESTER GREENSTAR 25CDi:

Advertisement

Quick Links

í'
REENSTAR CDi
WALL HUNG RSF GAS-FIRED CONDENSING COMBINATION BOILER
FOR SEALED CENTRAL HEATING SYSTEMS AND MAINS FED DOMESTIC HOT WATER
5^/ORCESTER
Bosch
roup
THE APPLIANCE IS FOR USE WITH
NATURAL GAS OR LP.G. (Cat II 2H3P TYPE C13 & C33)
NATURAL GAS:
WORCESTER GREENSTAR 25CDÍ GC NUMBER 47-311-92
WORCESTER GREENSTAR 30CDÍ GC NUMBER 47-311-93
WORCESTER GREENSTAR 35CDÍ GC NUMBER 47-311-94
WORCESTER GREENSTAR 40CDÍ GC NUMBER 47-311-95
LIQUID PETROLEUM GAS:
WORCESTER GREENSTAR 25CDÍ GC NUMBER 47-311-96
WORCESTER GREENSTAR 30CDÍ GC NUMBER 47-311-97
WORCESTER GREENSTAR 35CDÍ GC NUMBER 47-311-98
WORCESTER GREENSTAR 40CDÍ GC NUMBER 47-406-01
INSTRUCTION MANUAL
INSTALLATION, COMMISSIONING
& SERVICING
_______
benchmari j

Advertisement

Table of Contents
loading

Summary of Contents for Bosch WORCESTER GREENSTAR 25CDi

  • Page 1 WORCESTER GREENSTAR 40CDÍ GC NUMBER 47-311-95 LIQUID PETROLEUM GAS: WORCESTER GREENSTAR 25CDÍ GC NUMBER 47-311-96 WORCESTER GREENSTAR 30CDÍ GC NUMBER 47-311-97 WORCESTER GREENSTAR 35CDÍ GC NUMBER 47-311-98 WORCESTER GREENSTAR 40CDÍ GC NUMBER 47-406-01 INSTRUCTION MANUAL INSTALLATION, COMMISSIONING & SERVICING _______ 5^/ORCESTER benchmari j Bosch roup...
  • Page 2 THIS APPLIANCE MUST BE INSTALLED BY A COMPETENT PERSON. FAILURE TO INSTALL CORRECTLY COULD LEAD TO PROSECUTION. IF YOU ARE IN ANY DOUBT CONTACT WORCESTER BOSCH TECHNICAL HELPLINE. WATER TREATMENT: DISTANCE LEARNING AND TRAINING COURSES ARE AVAILABLE FROM WORCESTER BOSCH.
  • Page 3: Table Of Contents

    L.P.G. CONVERSION FAU LT FINDIN & DIA NOSIS ___________________________________________________________ FAULTFINDING _________________________________________________________________ 56 CENTRAL HEATING FUNCTION __________________________________________________ 57 PREHEAT AND DHW FUNCTION PROTECTION FUNCTION ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi CONTENTS 6 720 611 927b (04/05) Bosch roup...
  • Page 4 All seals, joints and compounds (including flux and solder) and components used as part of the secondary domestic water system must be approved by WRAS. ^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40 CDi SAFETY PRECAUTIONS 6 720 611 927b (04/05) Bosch roup...
  • Page 5: General Information

    Pump anti-seizure protection Flue gas temperature limiter Condensate trap & syphon DHW flow sensor & temperature control Plate type DHW heat exchanger Modulating circulating pump INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25COI/30CDÍ/35COÍ/4OCDI GENERAL INFORMATION 6 720 611 927b (04/05)
  • Page 6: Technical Data

    48.5 48.5 48.5 48.5 48.5 Total boiler weight (lift weight) Packaged boiler weight 90.3 90.2 90.3 90.3 90.3 90.3 90.3 SEDBUK INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍ/35CDÍ/40 CDi TECHNICAL DATA 6 720 511 927b (04/05) Bosch roup...
  • Page 7: Layout & Components

    25 TESTING POINT FOR FAN PRESSURE 26 FAN 27 PRIMARY SENSOR 28 EXPANSION VESSEL 29 REMOVABLE TOP CASE PANEL FOR SERVICING i^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25COi/30CDi/35CDi/40CDi LAYOUT & COMPONENTS 6 TSO 611 927b (04/05) Bosch roup...
  • Page 8 (GREEN) MASTER SWITCH ON/OFF HOLIDAY BUTTON ECO BUTTON FAULT RESET BUTTON SYSTEM PRESSURE GAUGE POSITION FOR OPTIONAL PROGRAMMER DISPLAY S^ORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35COi/40 CD! LAYOUT & COMPONENTS 5 720 611 927b (04/05) Bosch roup...
  • Page 9: Cleaning Primary Systems

    5 Drain and thoroughly flush the system to remove the flushing agent and debris. Flushing Agent ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi CLEANING PRIMARY SYSTEMS 6 720 611 927b (04/05) Bosch roup...
  • Page 10: Mains Supplies

    In such circumstances, the advice of the local water authority should be sought. orcester INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDI/35CDI/40 CDS MAINS SUPPLIES 6 720 611 927b (04/05) Bosch...
  • Page 11: Water Systems & Pipework

    • Do not use galvanised pipes or radiators. 6720 611 927-02.10 ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi WATER SYSTEMS & PIPEWORK 6 720 611 927b (04/05) Bosch roup...
  • Page 12: Condensate Pipework

    Use waterproof pipe insulation in exposed positions and for external pipework. Outside wall M, O - Drain pipe External drain ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍZ35CDI/40 C0I CONDENSATE PIPEWORK 6 720 611 927b (04/05) Bosch roup...
  • Page 13 100mm 100mm 100mm** to removable door 600mm*** front clearance for service 300mm ^JQILER LOCATION & CLEARANCES INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CD /30CD /35CD /40CD í í 6 720 611 9275(04/05) Bosch roup...
  • Page 14: Boiler Location & Clearances

    Electrical switches, fused spur and socket outlets must not be situated in the bath ­ room. 6 720 611 927-13.10 S^fORCESTER INSTALLATION i SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40 CDi BOILER LOCATION & CLEARANCES 6 720 611 927b (04/05) Bosch roup...
  • Page 15: Plumbing Manifold

    CH flow 22 mm DHW Out 15 mm Mains Gas Supply 22 mm CH return 22 mm Mains Water In 15 mm t^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDI/35CDI/40COI PLUMBING MANIFOLD 6720611 927(01/05) Bosch roup...
  • Page 16: Flue Terminal Positions

    2 Not recommended. “ ÍÇ See instructions supplied with vertical flue kits. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍ/35CD1/40 CDi FLUE TERMINAL POSITIONS B 720 611 927b (04/05) Bosch roup...
  • Page 17: Flue Options

    A x 1 + B x 21 + C x 1 Bx9+ Cx2 +Ex1 0125 - 19000 mm (including terminal) Bx20+ Cx2 +Ex1 6 720 611 927'06.10 ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDI/30CDÍ/35CDÍ/40CDI FLUE OPTIONS 25CDÍ 6 720 611 927b (04/05) Bosch roup...
  • Page 18 Ax 1 4- B x 17 4- Cx 1 Bx74- Cx2 4-Ex1 0125- 14500 mm (including terminal) Bx 164- Cx 2 4-E e 720 611 927-08.10 ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CD /30CO /35CD /40 CD! FLUE OPTIONS 30CDÍ 6 720 611 9275(04/05) Bosch...
  • Page 19 A x 1 + B x 14 4- C x 1 Bx54- Cx2 +Ex1 0125 -12000 mm (including terminal) Bx134- Cx2 4-Ex1 6720 611 927-08.10 ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi FLUE OPTIONS 35CDÍ 6 720 611 927b (04/05) Bosch roup...
  • Page 20 Vertical 80/125 mm 0: 1365 mm Ax1 4- Bx11 4-Cx1 0125 -12000 mm (including terminal) Bx13-I- Cx2 4-E 6 720 611 927-08.10 orcester INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDr/40 CD! FLUE OPTIONS 40CDÍ 6 720 611 927b (04/05) Bosch roup...
  • Page 21: Unpacking Wall Frame And Ancillary Items ~21

    Before installing appliance ensure system has been cleaned as explained on page 9. 6 720 611 927-17.10 ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi UNPACKING WALL FRAME AND 6 720 611 927b (04/05) Bosch roup ANCILLARY ITEMS...
  • Page 22: Wall Mounting Plate / Flue Opening

    FIXING THE PRE-PLUMBING MANIFOLD: ► Mount the pre-plumbing manifold on the 2 lower screws and secure the screws. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍ/35CDÍ/40 CDi WALL MOUNTING PLATE 6 720 611 927b (04/05) FLUE OPENING Bosch...
  • Page 23: Charging Link (Filling Loop)

    Store the Charging Key in the clip provided on the inside of the bottom panel. CH Return Connection Blanking Plug Stop Tab Charging Link Assembly Charging Key ^S/ORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER SOSCH REENSTAR 25CDi/30CDi/35CDi/40CDI CHARGING LINK (FILLING LOOP) 6720 611 927b(04/05) Bosch roup...
  • Page 24: Unpacking The Appliance

    10. Remove the outer case. 11. Remove the protective packaging ( ) from the electrode assembly. Do not use the frame as handle < INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CCÍ/35CDÍ/40 CD! UNPACKING THE APPLIANCE 6 720 S11 927b (04/05) Bosch roup...
  • Page 25: Fitting The Appliance Boiler Connections

    UP until the stop on the inside of the handle is over the shoulder of the metal bracket to secure in place. ^S/ORCESTER INSTALLATION i SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi FITTING THE APPLIANCE 6 720 611 9276(04/05) Bosch...
  • Page 26: Flue Installation

    ► After cutting the end must be square and free from burrs to prevent damage to the flue seals. Tu rret Flue ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDI/30CDÍ/35CDÍ/40 CDi FLUE INSTALLATION 6 720 S1 1 927b (04/05) Bosch roup...
  • Page 27 In the example shown using a flue extension (960 mm) with 2 bends will achieve a total length of 1148 mm. orcester INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi FLUE INSTALLATION 6720 611 9276(04/05) Bosch...
  • Page 28 The flue is set at an angle of 3° or 52 mm per additional 1 m length of extension used. i^TORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH SREENSTAR 25CDÍ/30CDÍ/35CDÍ/40 CDi FLUE INSTALLATION 6 720 611 927b (04/05) Bosch roup...
  • Page 29: Condensate Connection

    50 mm per metre towards the outlet. • An adapter (A) in 22 mm pipe is contained in the fitting pack. l^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi CONDENSATE CONNECTION 6 720 611 927b (04/05) Bosch roup...
  • Page 30: Electrical

    Refit panel and secure with screws (B). Bring the control panel to its upper position and fix it with screw (A). ---------------------------------- INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍ/35CDÍ/40 CD! ELECTRICAL 6 720 611 927b (04/05) Bosch roup...
  • Page 31: Position Of Wired Components

    ” ' r ‘ sTio iááúoani UtLsNsN SPARK EXTERNAL FROST TRANSFORMER STAT (OPTIONAL) DIA NOSTIC INTERFACE 6 720 611 027-43.20 t^lORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CCi/30CDi/35CDi/40CDi POSITION OF WIRED 6 720 611 927b (04/05) Bosch roup COMPONENTS...
  • Page 32: Pre-Commissioning Checks

    ­ cally isolate the boiler. Stop in locked eposition ^22mm 15mm 22mm 15mm 22mm I ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDI/30CDI/35CDI/40 CDi PRE-COMMISSIONING CHECKS 5 720 611 927b (04/05) Bosch roup...
  • Page 33: Filling The System

    ► Test gas supply for soundness as described in BS 6891. ------------------------------------------------------------------ INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi FILLING THE SYSTEM 6 720 611 927b (04/05} Bosch roup...
  • Page 34: Starting The Appliance

    To reset press and hold the reset button (E) for 2 seconds. The boiler will be reset. CAUTION: DO NOT PRESS POWER INDICATOR (B) TO RESET BOILER. orcester INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍ/35CDÍ/40 CDi STARTING THE APPLIANCE 6 720 611 927b (04/05) Bosch roup...
  • Page 35: Water Treatment

    * compatible with aluminium. The pH value of the system water must be less than 8 or the appliance guarantee will be invalidated. i^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi WATER TREATMENT 6 720 611 927b (04/05) Bosch roup...
  • Page 36: Commissioning

    When the ECO button is illuminated the boiler L - Central heating boost button will be tn Economy mode with pre-heat no M - Holiday button ionger active. INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍ/35CDÍ/40 CDi COMMISSIONING S 720 611 927b (04/05)
  • Page 37: Finishing Commissioning

    ► If the appliance is unused and exposed to freezing conditions; shut off all the mains supplies and drain the system and boiler. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR S5CDi/30CDi/35CDI/40CDi FINISHING COMMISSIONING 6 720 61 1927b (04/05) Bosch...
  • Page 38: Inspection And Service

    ► Operate the appliance and take note of any irregularities. Call up the last fault stored by the Bosch Heatronic, Service Function .0. Refer to Fault Finding for rectification procedures. i^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35COi/40 CDi 6 720 611 9271(04/05) Bosch roup...
  • Page 39 35CDÍ - 5.1 mbar 40CDÍ • 5.2 mbar ► Pressures measured below these figures will indicate that the heat exchanger will require cleaning. S^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍ/35CDÍ/40CDÍ INSPECTION AND SERVICE 6 720 611 927b (04/05) Bosch roup...
  • Page 40 • There is a special accessory kit available specifically designed for cleaning the heat exchanger. If required order 7 719 001 996. ------------------------------------------------------------------------------------ t^TORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/4O CDi INSPECTION AND SERVICE 6 720 S1 1 927b (04/05) Bosch roup...
  • Page 41 ► Refit the clean out coverplates in reverse order using a new seal (C) and tighten screws to a torque of approximately 5 Nm. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDiZ30CDi/35CDí/40CDi INSPECTION AND SERVICE 6 720 61 1927b (04/05) Bosch...
  • Page 42 ► Fill the condensate trap with approxi ­ mately 1/4 litre of water and refit in reverse order. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40 CD! INSPECTION AND SERVICE 5 720 611 927b (04/05) Bosch roup...
  • Page 43: Replacement Of Parts

    Remove expansion vessel from boiler. k Set the pressure of the new vessel to that required by the system. S^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDr/40CDi INSPECTION AND SERVICE 6 720 611 927b (04/05) Bosch roup...
  • Page 44 ► Fill the condensate trap with approxi ­ mately 1/4 litre of water and refit in reverse order. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDÍ/35CDI/40 CDi REPLACEMENT OF PARTS 6 720 611 927b (04/05) Bosch roup...
  • Page 45 ► Disconnect all electrical connections from the control. ► Remove 5 screws (C) retaining the rear panel of the control and remove panel. t^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35COi/40COi 6 720 611 927b (04/05) Bosch roup...
  • Page 46 ► Disconnect spark electrodes and flame sensor connection. ► Remove two screws (F). ► Remove spark/flame electrode assem ­ bly (G) from heat exchanger. ■ INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/3OCDÍ/35COI/40 CDi REPLACEMENT OF PARTS 6 720 611 927b (04/05)
  • Page 47 ► Remove the burner (H). ► Replace new burner in correct posi ­ tion. ► Ensure that a new seal (K) is used. t^fORCESTER INSTALLATION i SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDI/35CDi/40CDi REPLACEMENT OF PARTS 5 720 611 927b (04/05) Bosch roup...
  • Page 48 ► Undo flue connection (E) from sump (F). ► Pull flue pipe up. ► Remove the heat exchanger. "To A®)®- IP» 1 1® «nee® t^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDÍ/30CDI/35CCÍ/40 CDi REPLACEMENT OF PARTS 6 720 611 927b (04/05) Bosch roup...
  • Page 49 ► Withdraw the spring clip. ► Withdraw the sensor (D) from the housing. ► To refit, follow the above in reverse. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDI/30COi/35CDi/40CDi REPLACEMENT OF PARTS 6 720 611 927b (04/05) Bosch roup...
  • Page 50 ► To refit, follow the above in reverse. Ensure any seals that have been dis ­ turbed are renewed. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25C0i/30C0i/35CDi/40 CDi REPLACEMENT OF PARTS 6 720 611 927b (04/05) Bosch roup...
  • Page 51 (A) from its housing. ► To refit, follow the above in reverse. Ensure any seals that have been dis ­ turbed are renewed. ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi REPLACEMENT OF PARTS 6720 611 9276(04/05) Bosch roup...
  • Page 52 ► To refit, follow the above in reverse. Ensure any seals that have been dis ­ turbed are renewed. l^faORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25COÍ/3OCDÍ/35CDÍ/40 CDi REPLACEMENT OF PARTS 6 720 611 927b (04/05) Bosch roup...
  • Page 53: Setting The Gas/Air Ratio

    ­ missioning section. k Fit new label from kit over existing label on the appliance bottom panel. i^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35COi/40CDi SETTING THE GAS/AIR RATIO 6 720 811 927b (04/05) Bosch roup...
  • Page 54: Short Parts List

    GC No. H02 534 Control sensor - primary WHS Part No. 8 714 500 087 0 GC No. E74 536 ^WORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25COi/30CDi/35CDi/40 CDi SHORT PARTS LIST 6 720 611 927b (04/05) Bosch roup...
  • Page 55: L.p.g. Conversion

    THE GAS / AIR RATIO MUST BE RESET AFTER CONVERSION. THE PROCEDURE CAN BE FOUND IN THE REPLACEMENT PARTS SECTION OF THIS MANUAL. i^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi730CDi735CDi740C0i 6 720 611 0276(04/05) Bosch roup...
  • Page 56: Faultfinding

    FAULTFINDING NOTE: This fault finding information is for guidance only. Worcester Bosch cannot be held responsible for costs incurred by persons not deemed to be competent. The electron ic control system for this boiler incorporates a blue central indicator. This normally confirms the permanent mains supply but, by flashing dur ­...
  • Page 57: Central Heating Function

    FAULTFINDIN & DIA RAMS...
  • Page 59: Protection Function

    PROTECTION FUNCTION t^fORCESTER INSTALLATION & SERVICIN INSTRUCTIONS FOR WORCESTER BOSCH REENSTAR 25CDi/30CDi/35CDi/40CDi 6 720 611 927b (04/05) Bosch roup...
  • Page 60 EXCELLENCE COMES AS STANDARD Worcester, Bosch Group Cotsw'old Way, Warndon, Worcester WR4 9SW. á^ORCESTER Tel. 01905 754624 Fax. 01905 754619 Worcester, Bosch Group is a trading name of BBT Thermotechnology UK Ltd. Bosch roup www.worcester-bosch.co.uk 6 720 611 927b (04.05) OSW...

Table of Contents