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1
Key to symbols and safety instructions
1.1
Explanation of 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 that property damage may occur.
• CAUTION indicates that personal injury may occur.
• WARNING indicates that severe personal injury may occur.
• DANGER indicates that severe personal injury or death may occur.
Important information
Important information for the proper use of the boiler is
also provided in this manual. You will find the
information with a symbol shown on the left and
bordered by horizontal lines above and below the text.
Additional symbols
Symbol
Meaning
▶
Sequence of steps
Cross-reference to other points in this document or to
other documents
•
Listing/list entry
–
Listing/list entry (2nd level)
Table 1
1.2
General safety instructions
If you hear gas leaking
▶ Leave the building immediately.
▶ Prevent others from entering the building.
▶ Notify the police and fire department from outside the building.
▶ From outside the building, call the gas supply company and a trained
and certified installer or service company.
If you smell gas
▶ Turn off the gas shut-off valve.
▶ Open windows and doors
▶ Do not touch any electrical switch, telephone, and do not use outlets.
▶ Extinguish all open flames.
▶ Do not smoke!
▶ Do not use lighters!
▶ Warn all occupants of the building that they need to leave the building.
▶ Do not ring doorbells!
▶ Notify the police and fire department from outside the building.
▶ From outside the building, call the gas supply company and a trained
and certified installer or service company.
Stainless Steel Condensing Boiler - SB625WS / SB745WS
Key to symbols and safety instructions | 3
If you smell flue gas
▶ Switch off the heating system by shutting off the emergency shut-off
switch.
▶ Open windows and doors.
▶ Call a trained and certified installer or service company.
DANGER: Risk of fatal injury from failing to consider your own
safety!
▶ Never risk your own life. Your own safety must always take the highest
priority
NOTICE: Risk of appliance damage from improper operation of the
boiler!
▶ Only use the boiler for its intended purpose.
▶ Only operate the boiler if it has been installed and maintained per the
instructions provided in the Installation Manual.
▶ Do not attempt to operate an appliance if any part of it is not in
working order or is damaged.
▶ Use only original spare parts! The use of parts not supplied by the
manufacturer may cause damage to the boiler, other property and
personal injury. Also, boiler damage caused by the use of
unauthorized parts is not covered by the warranty.
DANGER: Risk of fire when soldering and brazing!
▶ Take appropriate protective measures when soldering and brazing
around combustible and flammable material.
NOTICE:
▶ The installation must comply with all applicable national, state, and
local codes, rules, and regulations.
▶ The operator is responsible for the operational safety and regulatory
compliance of the heating system.
▶ In the Commonwealth of Massachusetts, the appliance must be
installed by a licensed plumber or gas fitter.
DANGER: Risk of personal injury or death from flue gas poisoning!
▶ Do not install a thermostatic flue gas damper downstream of the draft
hood.
▶ Do not tamper with, remove, or attempt to repair the blocked vent
switch.
▶ When replacing the blocked vent switch, install the new part in the
original location.
▶ A blocked vent switch tripping more than once indicates a problem
with the venting system or chimney which must be repaired
immediately.
▶ Ensure none of the vent pipes and chimneys are damaged or blocked.
▶ Connect only one appliance to each venting system or chimney.
▶ The venting system must not feed into or route through another air
extraction duct.
▶ The venting system must be inspected annually. All parts that show
any signs of damage or corrosion must be replaced.
▶ Never close off or reduce the size of the combustion air openings.
▶ The boiler must not be operated until any obstructions have been
removed.
6 720 805 220 (2012/10)
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