Instruction manual

CONTENTS
WORCESTER BOSCH GREENSTAR 12i & 24i SYSTEM
8 716 115 171a (06/2008)
1
CONTENTS
INTRODUCTION
DEDICATED TO HEATING COMFORT 1
SAFETY PRECAUTIONS 2
GENERAL NOTES 3
USING YOUR BOILER
CONTROLS 6
OPERATING THE BOILER 7
Switching the boiler on/off 7
Setting the central heating temperature 7
Controlling central heating 7
Frost protection 7
Fault condition 8
MAINTENANCE
MAINTAINING YOUR BOILER 9
FAULT FINDING 10
FAULT OR BREAKDOWN 11
ENERGY SAVING
TIPS ON ENERGY SAVING 13
GUARANTEE
YOUR GUARANTEE 15
GUARANTEE REGISTRATION 16
INTRODUCTION
USING YOUR
BOILER
ENERGY
SAVING
GUARANTEE
Dedicated to heating comfort
Thank you for purchasing a Greenstar gas-fired condensing boiler manufactured by
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 40 years. This heritage means all products are of exceptional quality and proven
reliability.
The Greenstar range in particular, is extremely energy efficient, offering low running
costs and value for money. It sits in SEDBUK band A, and is therefore amongst the top
energy rated boilers available.
There is also the reassurance of our no-nonsense 2 years parts and labour guarantee -
backed up by Worcester Total Cover, an optional complete maintenance scheme, to
keep your boiler operating at peak condition and efficiency.
To find out more about Worcester, Bosch Group log on to www.worcester-bosch.co.uk.
MAINTENANCE