Instruction manual

2
Preface
GREENSTAR CDi CLASSIC SYSTEM
ErP
– 6 720 815 727 (2015/05)
PREFACE
PLEASE READ THESE INSTRUCTIONS CAREFULLY
These instructions are applicable to the Worcester, Bosch
Group boiler model stated on the front cover only.
These instructions apply in the UK/IE only and must be followed
except for any statutory obligation.
After installation please leave this User instruction Manual,
Installation, Commissioning and Servicing Instructions and
completed Benchmark Checklist with the user.
DEDICATED TO HEATING COMFORT
Thank you for purchasing a Greenstar gas-fired condensing
regular 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 50 years. This heritage
means all our products are of exceptional quality and proven
reliability.
The Greenstar range in particular is extremely energy efficient,
offering you economical running costs and value for money. It is
amongst the top energy rated appliances available.
There is also the reassurance of our no-nonsense 5 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.
TABLE OF CONTENTS
1 Key to symbols and safety instructions . . . . . . . . . . . 3
1.1 Key to symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.2 General safety instructions . . . . . . . . . . . . . . . . . . 3
2 Product details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.1 General Information . . . . . . . . . . . . . . . . . . . . . . . 4
2.2 Product data on energy consumption . . . . . . . . . 4
3 Operating the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.1 Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.2 Switching the boiler ON/OFF . . . . . . . . . . . . . . . . 6
3.3 Setting the central heating temperature . . . . . . . 7
3.3.1Controlling the central heating . . . . . . . . . . . . . . . 7
3.4 Setting the hot water temperature
(only in conjunction with optional diverter
valve) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
3.5 Frost protection
(in conjunction with optional diverter valve) . . .9
3.6 Frost protection
(without optional diverter valve) . . . . . . . . . . . .9
3.7 eco mode (only in conjunction with optional
diverter valve) . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.8 Holiday setting (only in conjunction with
optional diverter valve) . . . . . . . . . . . . . . . . . . 11
3.9 Fault condition . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
4.1 Fault finding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
4.2 Error codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
4.3 Extreme cold weather . . . . . . . . . . . . . . . . . . . . . 15
5 General notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
6 Fault or Breakdown . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
7 Tips on energy saving . . . . . . . . . . . . . . . . . . . . . . . . . 17
8 Environment / disposal . . . . . . . . . . . . . . . . . . . . . . . . 18
9 Your guarantee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
10 Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19