Grohe GROHE Blue UltraSafe Pure 31 328, Manual, Page: 5 / 46

2
Installation
Refer to the dimensional drawings on fold-out page I.
Install fitting , see fold-out page II, Figs. [1] and [2].
Important: The cable must not be pinched.
Flush pipes thoroughly before and after installation
(observe EN 806) !
Install filter cartridge , see Figs. [3] to [6].
The filter head can be swivelled forwards by up to 90° in the
wall holder to install the cartridge.
Use suitable screws and, if required, plugs.
Install control unit , see Figs. [7] and [8].
Important: Do not connect voltage supply yet.
Connect fitting , see Figs. [2], [9] and [10].
Open hot and cold water supply and check that
connections are watertight.
Connect voltage supply via mains plug , see Fig. [11].
The display illuminates and the remaining filter capacity is
displayed in per cent.
Flush filter cartridge , see fold-out page II, Fig. [12].
Open handle and draw off and discard 1 to 2 litres of water.
Operation / Commissioning
Open lever in order to draw hot and cold tap water, see
fold-out page II, Fig. [12].
Open handle to draw off filtered GROHE Blue
®
water.
Control unit , see fold-out page II, Fig. [11].
The buttons perform the following functions:
Filter replacement reset
U Filter size selection
c
Carbonate hardness adjustment
Display , see fold-out page II, Fig. [11].
In the inactive state, the remaining filter capacity is displayed
in percent.
Display of filter capacity in handle:
Setting filter size , see fold-out page II, Fig. [11].
For use of the filter cartridge, the control unit of the GROHE
Blue
®
-System must be set to 600 litres.
U
button for filter size selection:
• Press
U
button once.
The display switches from the remaining filter capacity to the
value currently set for the filter size.
• Keep the
U
button pressed:
After approx. 3 seconds, the value currently set for the filter
size starts to flash.
• Release the
U
button within the next 10 seconds:
The value currently set for the filter size starts to flash.
• Press the
U
button and select the filter size:
- F1: 600 litres
- F2: 1,500 litres
- F3: 3,000 litres
• Press and hold the U button at F1 = 600 Liter value
for 3 seconds:
The display of the value for the filter size switches from
flashing to continuous illumination and the filter size is set.
Release the U button:
The remaining filter capacity is displayed again:
The fitting is now fully installed and ready for operation.
Note: The filter cartridge can be ordered at
www.grohe.com .
Flashing signal Meaning
Filter capacity of more than 10%
Filter capacity of less than 10%
Order filter cartridge
Filter capacity of less than 1%
Change filter cartridge soon
No filter capacity
Change filter cartridge
immediately