Worcester HEATSLAVE 12/14 User Instructions & Customer Care Manual
Worcester HEATSLAVE 12/14 User Instructions & Customer Care Manual

Worcester HEATSLAVE 12/14 User Instructions & Customer Care Manual

Floor-standing oil-fired combination boilers for central heating and mains-fed domestic hot water

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HEATSLAVE
12/14, 15/19, 20/25, 26/32
FLOOR-STANDING OIL-FIRED COMBINATION BOILERS FOR
CENTRAL HEATING AND MAINS-FED DOMESTIC HOT WATER
USER INSTRUCTIONS &
CUSTOMER CARE GUIDE

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Summary of Contents for Worcester HEATSLAVE 12/14

  • Page 1: User Instructions

    HEATSLAVE 12/14, 15/19, 20/25, 26/32 FLOOR-STANDING OIL-FIRED COMBINATION BOILERS FOR CENTRAL HEATING AND MAINS-FED DOMESTIC HOT WATER USER INSTRUCTIONS & CUSTOMER CARE GUIDE...
  • Page 2: Excellence Comes As Standard

    Heatslave oil boilers are made by Worcester and the strictest quality control standards ever demanded are applied throughout every stage of production. Indeed, Worcester, part of the Bosch Group have led the field in innovative boiler design and performance for more than 40 years.
  • Page 3 GENERAL INFORMATION To ensure you get the very best from your new Worcester Heatslave oil boiler, please read these notes and instructions care- fully. The Worcester Heatslave is a combination boiler which pro- vides mains-fed domestic hot water and full central heating. It utilises a Heatslave tank and a heat exchanger, which ensure that whenever a tap is turned on there is an instantaneous output of hot water.
  • Page 4: Electrical Connection

    ROOM-SEALED BALANCED FLUE BOILERS Air for this type of boiler is supplied via the balanced flue ter- minal, and no other air supply is required, except for ventilation if the boiler is installed in a cupboard or compartment. ELECTRICAL SUPPLY The mains supply for your Heatslave boiler is 230/240 volts AC-50Hz.
  • Page 5: System Controls

    SHOWERS, BIDETS, TAPS AND MIXERS Any taps and mixers used with your system must be suitable for operating at mains pressure. For a shower it is recommended that you fit a thermostatical- ly-controlled shower valve, as this will give added safety by pro- tecting against excessive water temperatures.
  • Page 6: Optional Programmer

    If ‘HEATING’ and ‘HOT WATER’ are selected together The central heating will operate in response to any system controls, and hot water will be supplied when a tap or shower is turned on. The Heatslave tank will be kept at the pre-set tempera- ture, as in the HOT WATER mode.
  • Page 7: Central Heating Temperature Control

    EXTERNAL PROGRAMMER You may opt to have a programmer sited away from the boil- er, in which case your installer will provide setting and operating instructions. CENTRAL HEATING TEMPERATURE CONTROL The central heating temperature control knob on the boiler facia panel enables you to control the temperature of the water in your radiators.
  • Page 8: Overheat Thermostat

    INDICATION LIGHTS There are two indicator lights on the facia panel — POWER ON and LOCKOUT. The POWER ON light shows that there is an electrical power supply to the electrical control panel. This will remain on at all times provided there is an external electrical supply and the internal fuse has not blown.
  • Page 9: Central Heating System

    TO START YOUR BOILER First ensure that the oil supply is turned on. Now switch on the mains electricity and turn the hot water and central heating temperature control knobs to maximum. Set the user operating switch (or programmer) so that both HEATING &...
  • Page 10 If the pressure falls below this minimum level, the system must be re-pressurised using the method described by your installer. To ensure that the boiler and system are full of water and pressurised, check the pressure gauge indicator needle. Consult your installer or service engineer if the system continues to lose pressure, as this could indicate a leak.
  • Page 11: Faults & Breakdowns

    HARD-WATER AREAS If you live in an area where the mains water is exceptionally hard, it is recommended that an in-line scale inhibitor is used in your boiler and system, in strict accordance with the requirements of your local water company and bye laws. An isolating valve, to facilitate servicing, should also be incorporated.
  • Page 12: Fault Finder

    The appliance has been installed for more than 1 year but less than 2 years and has not had a first annual service by an approved company. Our Field Service Engineer finds no fault with the appliance (see note). The cause of breakdown is misuse or with other parts of your plumbing/heating system, or with equipment not supplied by Worcester.
  • Page 13 MAINTAINING YOUR BOILER’S EFFICIENCY & PERFORMANCE Your new Worcester Heatslave oil-fired boiler represents a long-term investment in a reliable, high quality product. In order to realise its maximum working life, and to ensure it continues to operate at peak efficiency and performance, it is essential that your boiler receives regular, competent servicing and annual maintenance checks beyond the initial 24 month guarantee period.
  • Page 14 9.00am to 12.00pm Please contact our UK Contact Centre number where our friendly oper- ators will book your call with one of our team of nationwide engi- neers. NOTE: Please refer to our website for our bank holiday hours. www.worcester-bosch.co.uk...
  • Page 15 3. That the householder may be asked mainland Great Britain. to prove the date of installation and This guarantee is given in addition to all your normal statutory rights. Worcester, Bosch Group is a trading name of BBT Thermotechnology UK Ltd.
  • Page 16: Guarantee Registration

    FOR YOUR OWN RECORD MODEL SERIAL NUMBER (See identity label inside appliance casing) TYPE/SIZE DATE OF INSTALLATION www.worcester-bosch.co.uk Worcester, Bosch Group. Cotswold Way, Warndon, Worcester WR4 9SW. Telephone: (01905) 754624. Fax: (01905) 753130. Technical Service Helpline 08705 266241. 8 716 114 752a (11/07)

This manual is also suitable for:

Heatslave 15/19Heatslave 20/25Heatslave 26/32Heatslave 20/25

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