Water Treatment; Selecting Water Filters - Rational SelfCookingCenter Original Installation Manual

7 Water connection
Note:
7.3

Water treatment

7.4 Selecting water filters
A) Fine filters
B) Active carbon filters
The manufacturer recommends preventative
inspection be conducted around six months after
device commissioning to ascertain the degree of
limescale buildup in the steam generator, espe-
cially for CMP units.
This inspection should be performed by a trained
technician.
> The water connection must not use treated
water with hardness below 6°e, as such water
is aggressive and corrosive, and can shorten
the lifespan of the device.
> Connecting the SCC to water with hardness
below 8,75°e:
When the self-test begins, the system will
prompt the user to indicate the hardness of
the water the device is connected to. Select
"Water hardness below 8,75°e.
> Observe all country-specific regulations
regarding water and sewer connections, espe-
cially those regarding installation of water
intake points.
In most cases, water connections do not require
additional filters or water treatment.
Filtration and/or water treatment (A, B, C, D)
may be necessary if water conditions are critical.
Contact the local water supply company to
inquire about water chloride levels (Cl
levels (Cl ) and hardness.
2
We recommend fine filters with fineness of 5 -
15µm for filtering water contaminated with sand,
iron particles or suspended matter.
If water contains high levels of Cl
corresponds to 0.2ppm) (information provided
by water supply company), an upstream active
carbon filter must be installed.
), chlorine
–
(over 0.2mg/l,
2
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