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1
Key to symbols and safety instructions
1.1
Key to symbols
Warnings
In warnings, signal words at the beginning of a warning are used
to indicate the type and seriousness of the ensuing risk if
measures for minimising danger are not taken.
The following signal words are defined and can be used in this
document:
DANGER:
DANGER indicates a hazardous situation which, if not avoided,
will result in death or serious injury.
WARNING:
WARNING indicates a hazardous situation which, if not
avoided, could result in death or serious injury.
CAUTION:
CAUTION indicates a hazardous situation which, if not avoided,
could result in minor or moderate injury.
NOTICE:
NOTICE is used to address practices not related to personal
injury.
Important information
The info symbol indicates important information where there is
no risk to people or property.
Additional symbols
Symbol Meaning
▶
a step in an action sequence
a reference to a related part in the document
•
a list entry
–
a list entry (second level)
Table 1
Greentherm T9900 SE/i – 6 720 813 635 (2019/03)
Key to symbols and safety instructions
1.2
Safety instructions
H DANGER:
Before installation,
▶ Read all instructions before installing.
Perform the steps in the indicated
sequence.
▶ Have the water heater inspected by a
trained service technician at least
once every year.
▶ Failure to comply with these
instructions can result in severe,
possibly fatal, personal injury as well
as damage to property and
equipment.
H DANGER:
Installation and servicing.
Risk of fire when soldering and
brazing!
▶ Take appropriate protective measures
when soldering and brazing around
combustible and flammable material.
▶ Ensure that only a licensed contractor
installs or services the water heater.
▶ On hot components use only material
with adequate temperature stability.
H WARNING:
Installation and commissioning
▶ Do not install this device in rooms
with a high moisture level
(e.g. bathrooms, saunas).
3
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