DeDietrich 7755511, Instruction Manual

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A pressure reducer (not provided) is required when the
supply pressure exceeds 80% of the pressure limiter
device calibration and must be located upstream of the appliance.
There must be no cut-off devices between the pressure
limiter device and the domestic hot water tank.
To ascertain the type, specifications and connection of
the pressure limiter device, refer to the chapter
Connecting the Domestic Hot Water Tank to the Drinking
Water Mains in the Installation and Service Manual.
WARNING
Install the appliance in accordance with national rules on
electrical installation. If the appliance is not wired in the
factory, carry out the wiring according to the wiring
diagram described in the chapter Electrical Connections
in the appliance's instructions manual. This appliance
must be connected to the protective earth.
WARNING
Earthing must comply with the prevailing installation
standards. Earth the appliance before making any
electrical connections. Type and calibre of the protective
equipment: refer to the chapter Recommended cable
cross sections. See the Installation and Service Manual.
To connect the appliance to the mains supply, refer to the
chapter Electrical Connections in the appliance's
installation and service manual.
WARNING
Respect the minimum and maximum water pressure and
temperature to ensure the appliance operates correctly.
See chapter on Technical Specifications.
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