24 | ACCELERA 300 WWW.STIEBEL-ELTRON-USA.COM
INSTALLATION
INITIAL START-UP
10.8.1 High limit safety cut-out
At ambient temperatures below 14 °F (-10 °C), for
example during shipping or in storage, the high limit
safety cut-out may trip.
Press the reset button of the high limit safety cut-out to
reset it. To do this, first remove the water heater cover.
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1 Reset button for high limit safety cut-out
11. Initial start-up
11.1 Initial start-up
Only approved, licensed installers may perform the
initial start-up of this water heater, and instruct the user
in its operation.
» Fill and vent the water heater. For this, open the
cold water supply and one hot water tap.
» Thoroughly flush the water heater.
» Check the safety valves. Inform the user that water
may drip from the safety valve while water is being
heated up.
» Connect power by resetting the circuit breaker.
This water heater must not be operated at
ambient temperatures below 43 °F (6 °C) or
above 107 °F(42 °C).
11.2 Shutting down
The water heater can only be switched off by
disconnecting the power supply.
11.3 Restarting
If power has been switched off or interrupted, wait 15
minutes before turning unit back on.