Product description
Compress Hybrid 3400i AW – 6721861825 (2023/08)
4
HEstablishing the connection to the power supply
A device that safely isolates the appliance from the power supply must
be used.
▶ Install a safety switch that disconnects all poles from the power
supply.
HPower cable
To avoid danger, have damaged power cables replaced by the
manufacturer, a Service engineer authorised by the manufacturer or by
other qualified personnel.
HHandover to the user
When handing over, instruct the user how to operate the heating system
and inform the user about its operating conditions.
▶ Explain how to operate the heating system and draw the user's
attention to any safety relevant action.
▶ In particular, point out the following:
– Alterations and repairs must only be carried out by an approved
contractor.
– Safe and environmentally compatible operation requires
inspection at least once a year and responsive cleaning and
maintenance.
– The heat generator may only be operated with the casing fitted
and closed.
▶ Point out the possible consequences (personal injury, including
danger to life or material damage) of non-existent or improper
inspection, cleaning and maintenance.
▶ Point out the dangers of carbon monoxide (CO) and recommend the
use of CO detectors.
▶ Leave the installation instructions and the operating instructions with
the user for safekeeping.
HNotice on operation
Operate the appliance only with mounted and closed casing.
2 Product description
2.1 GB Importer
Bosch Thermotechnology Ltd.
Cotswold Way, Warndon
Worcester WR4 9SW / UK
2.2 Scope of delivery
▶ Upon delivery, check whether the packaging is intact.
▶ Check the scope of delivery for completeness:
–Indoor unit
– Documentation
– Drilling template
– Cable feeds
– Mounting rail
– Bag with terminals
– Bag with screws
– Outside temperature sensor
– Pressure-relief valve and corresponding connections
– Clamping ring fitting
2.3 Product overview
Fig. 1 Components and pipe connections of the indoor unit
[1] Automatic air vent
[2] Installer module
[3] Relay box
[4] Mixing valve
[5] DHW circulation pump (heat transfer medium)
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