Bosch TR 4000 Montageanleitung Seite 9

• The appliance must be mounted securely on the wall. If necessary,
attach it at the lower adjustable screws (6.).
Water connection (Fig. 4)
• Connect the water supply, then open the cold water supply.
• The appliance must be vented. To do so, open the warm water tap
fully and flush out the appliance thoroughly for 1 minute.
Electrical connection/Mounting (Fig. 5)
• Only for appliances with power selector switches:
Set the power using the power selector switch before connecting the
wires to the mains connection terminal: Nominal output power left,
reduced output right (1.) and the set output marked on the ratings
plate.
• Screw the wires tightly into the mains connection terminal.
• Switch on the safety limiter (3.)
• Install the cover - according to either Type
7.).
Installation note
• The installation of non plug-in ready appliances must be
undertaken by the respective utility operator or by a qualified
specialist company, who can also assist you when you are
requesting the approval of the utility company for installation
of the appliance.
Startup (Fig. 6)
The device is compliant to IEC 61000-3-12.
First start-up
• Switch on the fuses.
• Setting the temperature.
• Initial rinsing: Open the warm water tap fully and allow water to flow
for at least 1 minute. Only then (for safety reasons) will the appliance
begin to heat.
Tip: Should the appliance not start because of a reduced flow-rate,
remove the perlator, shower head or similar before start and repeat
the process.
• Explain the operation of the appliance to the user.
Additional information (Fig. 7)
• If the appliance does not have sufficient water flow due to low water
line pressure in your domestic plumbing system, remove the flow-
rate limiter (1.–3.).
• Priority circuit for the combination with electrical storage heaters:
For operation with a priority circuit, a special load shedding relay
BZ 45L21 (special accessory) is required. Other existing load
shedding relays, with the exception of electronic load shedding
relays, may malfunction (Wiring diagram).
• The control electronics must be coded when operated with
a load shedding relay. Remove the keying nose on the electronics
(4.).
6 720 876 037 (2018/10)
or instructions (4.–
Installation instructions
9