Worcester 18/25 Installation Manual

GREENSTAR HEATSLAVE EXTERNAL12/18, 18/25, 25/32EXTERNAL OIL FIRED CONDENSING COMBINATION BOILER BALANCED FLUEFOR OPEN VENT AND SEALED CENTRAL HEATING

OPERATING THE BOILERFAULT CONDITIONS:The Boiler mode and Lockout lights can indicate some basic fault conditions.(1) Accessing Controls: Undo the scr

OPERATING THE BOILER(3) Both lights on:Boiler not firing Check the level in the oil tank. Press the reset button (A), the boiler should fire. If but

FAULT FINDINGProblem Cause RemedySwitch off boiler at masterswitch, wait a fewseconds then switch onagainDesired room temperatureis not reachedThermos

GENERAL INFORMATIONINSTALLATION & SERVICING CLEARANCESFRONTFRONTBASEPLANVIEWPLANVIEW2500mm*2500mm*2500mm*600mm600mmmin.600mm600mm150mm10mm10mm85mm

MAINTAINING YOUR BOILERYour new boiler represents a long term investment in a reliable, high quality product.In order to realise its maximum working l

GREENSTAR HEATSLAVE EXTERNAL 12/18 - 18/25 - 25/328 716 113 390e (03.2010)13SERVICING SERVICING:You must have the boiler regularly serviced by a compe

GENERAL NOTESGENERAL NOTESTo get the best from your boiler. please read these instructions carefully. SEALED HEATING SYSTEMSWhere the boiler is fitted

TIPS ON ENERGY SAVINGRoom thermostats:Reducing the setting of the room thermostat by 1°C can reduce fuel consumption by up to 10%.New control systems:

BOILER DATA LABELThe data label can be found on the inside of theleft hand panel. To access: Unscrew the two screws on the bottom of the front panel

ModelSerial No.(See identity label inside boiler casing)Type / sizeDate of installationInstaller detailsGUARANTEE REGISTRATIONYou should complete and

CONTACT INFORMATIONWORCESTER, BOSCH:TECHNICAL: 0844 892 3366SERVICE: 0844 892 3000SERVICE (EIRE) 01494 0099LITERATURE: 0844 892 9800SALES: 01905 7

Dedicated to heating comfortWorcester, Bosch GroupCotswold Way, Warndon, Worcester WR4 9SW.Tel. 0844 892 9900 Fax. 01905 754619www.worcester-bosch.co.

CONTENTSGREENSTAR HEATSLAVE EXTERNAL 12/18 - 18/25 - 25/328 716 113 390e (03.2010)1CONTENTSINTRODUCTIONDEDICATED TO HEATING COMFORT 1SAFETY PRECAUTIO

SAFETY PRECAUTIONSGREENSTAR HEATSLAVE EXTERNAL12/18 - 18/25 - 25/328 716 113 390e (03.2010)2INTRODUCTIONSAFETY PRECAUTIONSOIL FUMES OR LEAKS FROM THE

To remove the front panel, undo the screws on each side of the base of the front panel using the toolprovided (see diagram below). The panel can then

OPERATING THE BOILERSWITCHING THE BOILER ON/OFF: To switch on the boiler; turn on the water, oil and electricity supply to the boiler. Check the mod

OPERATING THE BOILERSETTING THE HOT WATER TEMPERATURE: Turn the control clockwise to increase the water temperature. Turn the control anti-clockwise

OPERATING THE BOILERbar01234Sealed System pressure whenboiler is operatingOPERATING THE BOILERPRESSURE GAUGE:The pressure gauge indicates the boiler/h

OPERATING THE BOILERFILLING LINK: Sealed systems onlyA filling link consists of two manually operated valves and a flexible pipe that allows water to