Bosch TR4001 15/18/21 EB Installations- Und Bedienungsanleitung Seite 11

The serial number for the appliance can be found on the plate
inside of the front cover.
5 Installation (only for approved
contractors)
5.1 Important information
The installation, electrical connection and the initial
commissioning are operations that must be carried out by
qualified experts only.
In order to ensure the correct installation and operation of the
appliance, please observe all regulations, technical guidelines
and applicable national and regional directives.
WARNING
Risk of electric shock!
Before beginning the installation work:
▶ Turn off the electric supply at the electrical cabinet.
▶ Turn off the cold water supply.
CAUTION
Risk of scalding due to hot water!
If you use preheated water, the temperature of the hot water
may exceed the maximum temperature established for the
appliance and cause scalding, in which case;
▶ Use a thermostatic valve to limit the temperature of the
water entering the appliance.
NOTICE
Risk of damage to property!
Risk of irreparable damage to the appliance.
▶ Only remove the appliance from the packaging when in the
installation location.
▶ Handle the appliance with care.
Tronic 4000 – 6721830066 (2021/06)
Installation (only for approved contractors)
NOTICE
Risk of damage to property!
Risk of damage to heating elements.
▶ Carry out the water connections first.
▶ Carry out the electrical connections, with the circuit
breaker turned off, ensuring that it is duly grounded.
▶ Purge the appliance completely before turning on the
residual current device, by turning on the hot water tap
completely and let the water circulate in the appliance for
1 minute.
5.2 Choose the installation site
NOTICE
Danger of damage to the appliance!
Never support the appliance on the water connections and/or
by the electric feed cable.
▶ Choose a wall which is strong enough to support the weight
of the appliance.
▶ Use the fixing materials supplied with the appliance.
▶ Mount the appliance in a vertical position with the hydraulic
connections below.
Installation site
▶ Comply with current guidelines.
▶ Install the appliance in a room where the ambient
temperature never drops below 0 °C.
▶ Do not install the appliance in locations with an altitude
above 2000 m above sea level.
▶ Install the appliance near to the most used hot water tap, so
as to reduce thermal loss and wait times.
▶ Install the appliance in a location where it is possible to
carry out maintenance.
▶ Install the appliance taking into account the specific voltage
on the data plate.
Protection zone
The permitted installation zone depends on the electrical
connection configuration chosen for the installation of the
appliance (chapter 6.1).
When the upper or lower connections are used (Fig. 35 and
36), the appliance has a protection rating of IP25 and can be
installed in protection zone 1 or above.
However, when the lower connection with individual cables is
used (Fig. 37), the protection rating is reduced to IP23 and the
appliance can only be installed outside of the protections zones
0, 1 and 2.
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