Grundfos AQtap Service Instructions With Installation And Operating Instructions page 4

Improper use can lead to damage
to the equipment!
The AQtap dispenser must be used
with water complying with WHO
drinking water standards and
Caution
technical data.
The AQtap interface must only be
operated with smart cards and with
fingers.
DANGER
ELECTRIC SHOCK
Switch off the power supply, both
grid and solar, before making any
connections.
The AQtap cabinet must only be
opened by authorised and qualified
staff.
All electrical connections must be
carried out by a qualified electrician
in accordance with local
regulations.
Stripped parts of wires must not
protrude from terminals.
DANGER
ELECTRIC SHOCK
AQtap with grid power supply must
be connected to an external mains
switch with a minimum contact gap
of 3 mm in all poles.
If an AQtap with grid power supply
is connected to an electric
installation where an earth leakage
circuit breaker (ELCB/RCD) is used
as an additional protection, this
ELCB/RCD must trip when earth
fault currents with DC content
(pulsating DC) occur. The ELCB/
RCD must be marked with both
symbols shown below.
4
DANGER
ELECTRIC SHOCK
If the electrical mains connection is
damaged, it must be replaced by
Grundfos, a Grundfos service
partner or a similarly qualified
specialist, in order to avoid a
hazard.
All servicing work must be carried
out by authorised and qualified
staff.
Shut down the whole system
before any work at the system
components and lines!
Switch off the power supply, both
grid and solar, before carrying out
servicing work or opening the
cabinet.
Safety installations, which have
been disabled during servicing,
must be enabled again immediately
after servicing.
2.1.1 Installation
The AQtap is not designed for built-
Caution
in appliances.
The AQtap water dispenser must
Caution
be mounted vertically.
The AQtap must be supplied with
water via a pipe with 3/4" inner
Caution
diameter, not via a hose.
The galvanic separator (hydraulic
part) must be installed in front of
Caution
the AQtap to avoid galvanic effects
(damages) in the unit.
The strainer must be installed in
front of the AQtap to prevent
particles from entering the unit.
The strainer must be installed
Caution
horizontally with the filter piece
pointing downwards. The strainer
must be kept clean.
Install and operate the AQtap in
accordance with national health
and safety regulations, or any
Note
national rules that may be
applicable.