Floor standing oil fired condensing boiler conventional flue and room sealed flue
for sealed central heating systems with mains fed domestic hot water (16 pages)
External oil fired condensing boiler
using balanced flue system
for fully pumped open vent or sealed central heating systems and
domestic hot water water cylinders (20 pages)
Summary of Contents for Worcester GREENSTAR HEATSLAVE12/18
Page 1
8 716 106 253f 30/3/10 12:59 Page 1 USER INSTRUCTIONS & CUSTOMER CARE GUIDE FLOOR STANDING OIL FIRED CONDENSING COMBINATION BOILER CONVENTIONAL FLUE & ROOM SEALED FLUE GREENSTAR HEATSLAVE 12/18, 18/25, 25/32 FOR OPEN VENT AND SEALED CENTRAL HEATING SYSTEMS WITH DOMESTIC MAINS FED HOT WATER THE BOILER IS FOR USE WITH KEROSENE (28 SECOND OIL) ONLY...
Page 2
0844 892 3366 OPERATING YOUR BOILER SERVICE: 0844 892 3000 THESE INSTRUCTIONS ARE SERVICE (EIRE) 01494 0099 APPLICABLE TO THE WORCESTER, BOSCH GROUP BOILER MODEL(S) LITERATURE: 0844 892 9800 STATED ON THE FRONT COVER OF SALES: 01905 752640 THIS MANUAL ONLY AND MUST NOT...
YOUR GUARANTEE AND REGISTRATION Dedicated to heating comfort Thank you for purchasing a Greenstar oil fired condensing boiler from Worcester, Bosch Group. The company prides itself on manufacturing boilers to the strictest quality control standards throughout every stage of production.
8 716 106 253f 30/3/10 12:59 Page 4 SAFETY PRECAUTIONS OIL FUMES OR LEAKS FROM THE BOILER: Extinguish any naked flames. Open windows and doors. Switch off the boiler electricity supply. Isolate the fuel supply to the boiler. Contact installer/service engineer.
8 716 106 253f 30/3/10 12:59 Page 5 CONTROLS Hot water temperature control. Central heating temperature control. C LOCK OUT indicator. POWER ON indicator. System pressure gauge. Optional programmer (see instructions supplied with programmer for details). G Reset button - lock out (behind front panel)* * The alternative reset is accessed by removing the top panel on the boiler and pressing the reset button on the control box of the burner (see diagram below).
8 716 106 253f 30/3/10 12:59 Page 6 OPERATING THE BOILER SWITCHING THE BOILER ON/OFF: To switch on the boiler; turn on the water, oil and electricity supply to the boiler. Check the programmer/timer is correct and is set to ON. Set the room thermostat to the desired setting.
8 716 106 253f 30/3/10 12:59 Page 7 OPERATING THE BOILER SETTING THE HOT WATER TEMPERATURE: Turn the control clockwise to increase the water temperature. Turn the control anti-clockwise to reduce the water temperature. A high setting will give a higher hot water temperature and greater quantities of hot water. WARNING: care should be taken when washing your hands as the combination of low water flow rate and high setting of...
8 716 106 253f 30/3/10 12:59 Page 8 OPERATING THE BOILER PRESSURE GAUGE: The pressure gauge indicates the boiler/heating system water pressure and has two pointers: Red (external) pointer is set manually to indicate the normal system pressure (1 to 1.5 bar for sealed systems, 0 to 0.5 bar for open vent systems).
8 716 106 253f 30/3/10 12:59 Page 9 OPERATING THE BOILER FILLING LINK: Sealed systems only A filling link consists of two manually operated valves and a flexible pipe that allows water to be added to the system when the valves are opened. This device must only be connected when topping up the system and disconnected when not in use.
8 716 106 253f 30/3/10 12:59 Page 10 OPERATING THE BOILER (1) NORMAL OPERATION: FAULT CONDITIONS: ALL MODELS The POWER ON and LOCK OUT lights can indicate some basic fault conditions. (1) POWER ON light on, LOCK OUT light off: Normal operation Mains power supply to boiler.
8 716 106 253f 30/3/10 12:59 Page 11 FAULT FINDING Problem Cause Remedy Desired room temperature Thermostatic radiator Increase thermostatic is not reached valve(s) set too low radiator valve setting(s) Room thermostat set too Increase room thermostat setting Temperature control for Increase CH flow CH flow on boiler set too temperature control...
OFTEC engineer or other suitably qualified person. If you would like to know more about servicing options from Worcester, Bosch Group, please visit worcester-bosch.co.uk. Please tick the appropriate box on your warranty registration card for further details of the Worcester, Bosch Group Service Contract .
8 716 106 253f 30/3/10 12:59 Page 13 SERVICING SERVICING: You must have the boiler regularly serviced by a competent, qualified OFTEC registered engineer using approved spares, to help maintain the economy, safety and reliability of the boiler. The boiler should be serviced once each year after installation unless the installation conditions and usage demand more frequent services.
8 716 106 253f 30/3/10 12:59 Page 14 VENTILATION INFORMATION BOILER LOCATION: **The boiler can be installed under a worktop as long as: The worktop above the boiler is easily removable for maintenance. There is at least 10mm clearance above the boiler. The front of the boiler is not enclosed.
Page 15
8 716 106 253f 30/3/10 12:59 Page 15 VENTILATION INFORMATION Conventional flue boilers require an adequate supply of fresh air which must be delivered to the boiler for combustion purposes through a permanent inlet, such as an air brick, into the area where the boiler is situated.
8 716 106 253f 30/3/10 12:59 Page 16 GENERAL NOTES To get the best from your boiler. please read these instructions carefully. SEALED HEATING SYSTEMS Where the boiler is fitted to a sealed heating system your installer will inform you of the minimum and maximum pressure which must be indicated on the pressure gauge.
8 716 106 253f 30/3/10 12:59 Page 17 TIPS ON ENERGY SAVING Room thermostats: Reducing the setting of the room thermostat by 1°C can reduce fuel consumption by up to 10%. New control systems: Upgrade your heating control system with the latest equipment available. The minimum level of control for a heating system is a programmer, interlocking room thermostat and thermostatic radiator valves.
FAULT OR BREAKDOWN BOILER DATA LABEL This boiler is supported in mainland UK by Worcester, Bosch Group, part of Bosch The data label can be found on the inside of the Thermotechnology Ltd. boiler on top of the control box.
This guarantee applies only to equipment purchased and installed in mainland UK. This guarantee is given in addition to all your normal statutory rights. Worcester, Bosch Group is a brand name of Bosch Thermotechnology Ltd. GUARANTEE REGISTRATION GREENSTAR HEATSLAVE 12/18 - 18/25 - 25/32...
(see page 6) Dedicated to heating comfort Worcester, Bosch Group Cotswold Way, Warndon, Worcester WR4 9SW. Tel. 0844 892 9900 Fax. 01905 754619 www.worcester-bosch.co.uk Worcester, Bosch Group is a brand name of Bosch Thermotechnology Ltd. 8 716 106 253f (03.2010)
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