2 About this manual
2.1 General
This manual is intended for installers of Baxi Combi 2 boilers
2.2 Additional documentation
These Installation & Service Instructions must be read in conjunction with
the Flue Accessories Fitting Guide supplied in the Literature Pack.
Various timers, external controls, etc. are available as optional extras. Full
details are contained in the relevant sales literature.
2.3 Symbols used
2.3.1 Symbols used in the manual
This manual uses various danger levels to draw attention to special
instructions. We do this to improve user safety, to prevent problems and to
guarantee correct operation of the appliance.
Danger Risk of dangerous situations that may result in serious
personal injury.
Danger of electric shock Risk of electric shock.
Warning Risk of dangerous situations that may result in minor
personal injury.
Caution Risk of material damage.
Important
Please note: im
portant information.
See Reference to other manuals or pages in this
manual.
2.4 Abbreviations/Glossary
BS
CH
DHW
GB
British Standard
Central heating
Domestic hot water
Great Britain
HHIC Heating and Hotwater Industry Council
Hi
Hs
IE
PCU
Pn
Pnc
SU
Lower heating value (LHV)
Higher heating value (HHV)
Ireland
PCB for managing burner operation
Nominal output
Condensing output
Safety PCB
Combi 2 11