Installation; Assembly - Bosch TSS Manual

3

Installation

CAUTION:
The installation, the electrical
connections, as well as the first
start-up are operations to be
carried out exclusively by
authorised installers.
DANGER: Electrical Protection!
B The heating element should
have an independent
connection on the electrical
switchboard, protected by a
current relay and grounding.
WARNING: Damage to heating
elements!
B The heating element should be
switched on after the system
has been filled.
CAUTION:
Never obstruct the bleeder of the
safety valve.
The relationship between the
power resistance and the volume
of the tank should a maximum of
10 W/l. Example: do not use a
3000W resistance in a 200 l tank.
3.1

Assembly

B Remove the maintenance cap (
B Unscrew the 1"½ pipe plug of the orifice of
the heating element by turning in a anti-
clockwise direction (
TSS
Fig. 2).
Fig. 3).
B Remove the thermostat from the heating
element ( Fig. 4).
B Screw the heating element in by turning in a
clockwise direction (
Before installing the element it may
be necessary to apply a 1"¼ to 1"½
sleeve.
In such cases, the sleeve will be
supplied together with the
equipment.
Only the sleeve provided by the
manufacturer should be used.
B Insert the thermostat (
B Pass the electric cable through the sealing
gland ( Fig. 7).
B Connect the power supply and grounding
connections to the thermostat and to the
electrical switchboard (
NOTE:
The electrical cable is not provided
with the device. The cable should
be acquired by the qualified
technician. The electrical cable
should be appropriate for this type
of installation, namely with regard
to the intensity of the electric
current, voltage, resistance to
outdoor environments and length.
NOTE:
All the sections of the electrical
cable should be protected from
the outdoor environment.
Therefore, it is recommended to
protect them with a plastic tube or
other waterproof material.
Installation | 7
Fig. 5).
Fig. 6).
Fig. 8).
6 720 644 138 (2011/09)