CONTENTS
GREENSTAR HEATSLAVE II EXTERNAL 12/18, 18/25 & 25/32
6 720 805 212a (07.2013)
1
INTRODUCTION
USING YOUR
BOILER
GENERAL
INFORMATION MAINTENANCE
ENERGY
SAVING
GUARANTEENOTES
CONTENTS
INTRODUCTION
SAFETY PRECAUTIONS 2
USING YOUR BOILER
CONTROLS 3
OPERATING THE BOILER
Switching the boiler on/off 5
Setting the heating temperature 5
Controlling central heating 5
Setting the hot water temperature 6
Domestic hot water (DHW) 6
Eco mode 7
Frost protection 7
Boiler Alert state 8
System pressure & filling loop 9
Fault finding 10
MAINTENANCE
MAINTAINING YOUR BOILER 11
SERVICING 12
GENERAL INFORMATION
IMPORTANT INFORMATION 13
GENERAL NOTES 14
ENERGY SAVING
TIPS ON ENERGY SAVING 15
GUARANTEE
FAULT OR BREAKDOWN 16
YOUR GUARANTEE AND REGISTRATION 17
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.
Worcester, Bosch Group has led the field in innovative boiler design and
performance for more than 50 years. This heritage means all products are of
exceptional quality and proven reliability.
The condensing range in particular, is extremely energy efficient, converting more
of the fuel consumed into heat offering you economical running costs and value
for money. It sits in SEBUK band A, at the top of the energy rated boilers
available.
There is also the assurance of our no-nonsense parts and labour guarantee -
backed up by an optional servicing and maintenance contract to keep your boiler
operating at peak condition and efficiency.
To find out more about Worcester, Bosch Group, log onto
www.worcester-bosch.co.uk.