Key To Symbols And Safety Instructions; Key To Symbols; General Safety Instructions - Worcester GREENSTAR CDi CLASSIC User Instructions

1 KEY TO SYMBOLS AND SAFETY
INSTRUCTIONS
1.1

KEY TO SYMBOLS

WARNINGS
Warnings in this document are identified by a
warning triangle printed against a grey
background.
Keywords at the start of a warning indicate the
type and seriousness of the ensuing risk if
measures to prevent the risk are not taken.
The following keywords are defined and can be used in this
document:
• NOTE indicates a situation that could result in damage to
property or equipment.
• CAUTION indicates a situation that could result in minor to
medium injury.
• WARNING indicates a situation that could result in severe
injury or death.
• DANGER indicates a situation that will result in severe
injury or death.
IMPORTANT INFORMATION
This symbol indicates important information
where there is no risk to people or property.
ADDITIONAL SYMBOLS
Symbol Explanation
▶ Step in an action sequence

Cross-reference to another part of the document
• List entry
– List entry (second level)
Table 1
GREENSTAR CDi CLASSIC COMBI – 6 720 812 179 (2014/07)

Key to symbols and safety instructions

1.2

GENERAL SAFETY INSTRUCTIONS

These installation instructions are intended for gas fitters,
plumbers, heating engineers and electricians.
▶ Read any installation instructions (boiler, heating controls,
etc.) carefully before starting the installation.
▶ Observe the safety instructions and warnings.
▶ Observe national and regional regulations, technical rules
and guidelines.
▶ Record all work carried out.
IF YOU SMELL GAS
A gas leak could potentially cause an explosion. If you smell gas,
observe the following rules.
▶ Prevent flames or sparks:
– Do not smoke, use a lighter or strike matches.
– Do not operate any electrical switches or unplug any
equipment.
– Do not use the telephone or ring doorbells.
▶ Turn off the gas at the meter.
▶ Open windows and doors.
▶ Warn your neighbours and leave the building.
▶ Prevent anyone from entering the building.
▶ Well away from the building: call the National Gas
Emergency Service on 0800 111 999.
INTENDED USE
This boiler must only be used as a heat appliance in a sealed hot
water heating system for domestic purposes.
Any other use is considered inappropriate. Any damage that
results from such use is excluded from liability.
INSTALLATION, COMMISSIONING AND SERVICING
Installation, commissioning and servicing must only be carried
out by a competent, Gas Safe registered engineer.
▶ Carry out a gas tightness test after completing work on gas-
carrying components.
▶ Only use original spares.
ELECTRICAL WORK
Electrical work must only be carried out by a qualified
electrician.
▶ Before starting electrical work:
– Isolate the mains electrical supply and secure against
unintentional reconnection.
– Check for zero potential.
▶ Also observe connection diagrams of other system
components.
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