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Key to symbols and safety instructions
manufacturer's recommendations
and instructions.
▶ Water exiting from drain valves can be
extremely hot.
To avoid injuries:
– Check that all connections are
tight.
– Direct exiting water away from
people.
▶ Measures must be taken to protect
against excessive temperature and
pressure! Installation of a pressure
relief valve (PRV) is required.
H WARNING:
Electrical safety
To protect against corrosion and ensure
compliance with the rules for electrical
safety, observe the following points:
▶ Use metal fittings for potable water
heating systems with plastic piping.
▶ Use only original accessories from the
manufacturer.
▶ When installation of the water heater
is complete, inspect the ground
conductor (including metal fittings).
H CAUTION:
Maintenance
▶ Inspect and maintain the water heater
on a yearly basis. Service as needed.
▶ Use only genuine spare parts.
6
H WARNING:
Flooding
▶ After a flood, do not use the appliance
if any part has been submerged.
Damage to appliances that have been
submerged can be quite severe and
pose numerous safety risks.
▶ Every appliance that has been
submerged must be replaced.
H WARNING:
For your safety
▶ Do not store or use gasoline or other
flammable, combustible or corrosive
vapors and liquids in the vicinity of
this or any other appliance.
Greentherm T9800 SEO 160/199 | SECO 199 – 6 720 817 281 (2018/12)
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