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Optimal opti12 Manual Del Propietario Y Instalación página 13

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DANGER – ELECTROCUTION: Before beginning any work on the electric installation, be sure
that the main breaker panel switches are "OFF" to avoid any danger of electric shock.
All mounting and plumbing must be completed before proceeding with electrical
hook-up.
Where required by local, state or national electrical codes the circuits should be
equipped with a "ground fault interrupter."
The product must be properly grounded in accordance with state and local codes, or
in absence of such codes, in accordance with national electric code or the Canadian
electric code. Failure to electrically ground the product could result in serious personal
injury or death.
All wiring (wire gauge) and circuit protection (breakers) must comply with the U.S. Na-
tional Electrical Code (NEC) in the USA, or the Canadian Electrical Code (CEC) in Can-
ada. Failure to do so could result in property damage and/or personal injury, and void
your warranty.
Note: The Canadian Electrical Code generally requires that all supply wires and corre-
sponding circuit protection used for domestic hot water heating and hydronic heat-
ing applications be sized to a minimum of 125% of the maximum current rating of the
heater.
Before installing this product, ensure that the home has sufficient electrical power
available to handle the maximum amperage load of the applicable model.
All air must be purged from the line before starting the product. After making the plumbing
connections, open at least three hot water faucets and allow them to run for at least three
minutes WITHOUT THE POWER ON.
This step is mandatory. DO NOT SKIP!
the heating elements, which is not covered by the warranty.
SAFETY PRECAUTIONS - ELECTRICAL
DAMAGE WARNING
Failure to follow can cause permanent damage to
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