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Hazard definitions and abbreviations
Hazard definitions
DANGER:
Indicates the presence of hazards that will
cause severe personal injury, death or
WARNING!
substantial property damage.
WARNING:
Indicates the presence of hazards that can
cause severe personal injury, death or
WARNING!
substantial property damage.
CAUTION:
Indicates presence of hazards that will or
cause minor personal injury or property
CAUTION!
damage.
NOTICE:
Indicates special instructions on installation,
operation or maintenance that are important
but not related to personal injury or property
damage.
Abbreviations
AB
= Automatic Bypass
AV
= Air Vent
CB
= Connection Block
CBV
= Cylinder Balancing Valve
CH
= Central Heating
CHF
= Central Heating Flow
CHR = Central Heating Return
CT
= Cylinder Thermostat
CWDO= Condensate water drainage outlet
DV
= Diverter Valve
E
= Earth
FEC
= Feed / Expansion Cistern
L
= Live
LSV
= Lock Shield Valve
MCW = Mains Cold Water
N
= Neutal
JB
= Junction Box / RTH Converter
PL
= Permanent Live
PM
= Pump
Prog = Programmer
PRV
= Pressure relief valve (safety valve)
RT
= Room Thermostat
T
= Timer
TRV
= Thermostatic Radiator Valve
WC
= Wiring Centre
ZV
= Two Port Zone Valve
Buderus • http://www.buderus-domestic.co.uk
12
Installation and servicing instructions for wall-mounted condensing gas boiler Buderus 600 - 11R/19R/24R • 02/2006
Subject to modifications resulting from technical improvements!
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