Bosch Greenstar 12i Service Manual download pdf (Page 3)

KEY TO SYMBOLS AND SAFETY PRECAUTIONS

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1 KEY TO SYMBOLS AND SAFETY PRECAUTIONS

1.1 EXPLANATION OF SYMBOLS

WARNING SYMBOLS

Signal words indicate the seriousness of the hazard in

terms of the consequences of not following the safety

instructions.

• NOTICE indicates possible damage to property or

equipment, but where there is no risk of injury.

• CAUTION indicates possible injury.

• WARNING indicates possible severe injury.

• DANGER indicates possible risk to life.

IMPORTANT INFORMATION

ADDITIONAL SYMBOLS

SYMBOLS USED IN THIS MANUAL

PLEASE READ THESE INSTRUCTIONS CAREFULLY

BEFORE STARTING INSTALLATION.

THESE INSTRUCTIONS ARE APPLICABLE TO THE

WORCESTER APPLIANCE MODEL(S) STATED ON THE

FRONT COVER OF THIS MANUAL ONLY AND MUST NOT

BE USED WITH ANY OTHER MAKE OR MODEL OF

APPLIANCE.

THE INSTRUCTIONS APPLY IN THE UK ONLY AND MUST

BE FOLLOWED EXCEPT FOR ANY STATUTORY

OBLIGATION.

THIS APPLIANCE MUST BE INSTALLED BY A GAS SAFE

REGISTERED, COMPETENT PERSON. FAILURE TO

INSTALL CORRECTLY COULD LEAD TO PROSECUTION.

IF YOU ARE IN ANY DOUBT CONTACT THE WORCESTER

TECHNICAL HELPLINE.

DISTANCE LEARNING AND TRAINING COURSES ARE

AVAILABLE FROM WORCESTER.

PLEASE LEAVE THESE INSTRUCTIONS WITH THE

COMPLETED BENCHMARK CHECKLIST, (OR A

CERTIFICATE CONFIRMING COMPLIANCE WITH IS 813,

EIRE ONLY) AND THE USER MANUAL WITH THE OWNER

OR AT THE GAS METER AFTER INSTALLATION OR

SERVICING.

THE BENCHMARK CHECKLIST CAN BE FOUND IN THE

BACK PAGES OF THE INSTALLATION MANUAL.

ABBREVIATIONS USED IN THIS MANUAL:

Safety instructions in this document are

framed and identified by a warning triangle

which is printed on a grey background.

Electrical hazards are identified by a

lightning symbol surrounded by a warning

triangle.

Notes contain important information in

cases where there is no risk of personal

injury or material losses and are identified

by the symbol shown on the left. They are

bordered by horizontal lines above and

below the text.

Symbol Meaning

B a step in an action sequence

Æ a reference to a related part in the

document or to other related documents

• a list entry

– a list entry (second level)

Tab. 1 Symbols

Domestic Hot Water

Central Heating

Hot Water Storage Cylinder

Domestic Cold Water Supply

Electrical Supply

Gas Supply

Tab. 2 Commonly used symbols

ØDiameter

NG Natural Gas

LPG Liquid Petroleum Gas

CH Central Heating

DHW Domestic Hot Water

PRV Pressure Relief Valve

NTC Negative Temperature Coefficient (sensor)

IP Ingress Protection

RCD Residual Current Device

TRV Thermostatic Radiator Valve

WRAS Water Regulations Advisory Scheme

SEDBUK Seasonal Efficiency of Domestic Boilers in

the United Kingdom

Tab. 3 Abbreviations

1 2 3 4 5 6 7 8 ... 71 72

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