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INSTALLER AND USER GUIDE FOR REVERSE OSMOSIS SYSTEM ECOSOFT ROBUST 1000, ROBUST 3000
Pressure in the membrane array (2
nd
pressure gauge)
. If operating pressure in the membrane array
is lower than 4 bar (58 psi) or amounts to feed water pressure, this can be caused by any of the
following:
• motor power supply fault (possibly due to broken/torn pump motor cord);
• air trapped inside pump’s chamber;
• jamming of the pump with solids such as carbon fines (if carbon filter was not properly washed
before use).
Generally, if the value of operating pressure on the 2
nd
pressure gauge falls below its normal range,
contact your dealer’s service. If pressure on the 2
nd
pressure gauge is over 7 bar (101.5 psi), this
could be due to pressure regulator failure or the RO system’s high-pressure switch fault. Contact
your dealer’s service for help.
6.1. DESCRIPTION AND AVERAGE LIFESPAN OF SYSTEM COMPONENTS*
Filtration
stage
Filter type
Service life
RObust 1000
RObust 3000
1
st
Pre-filters
8 000 L (2100 gal)* but
not less than once in
3 months. Service life
depends on feed water
quality and intensity of
usage
15 000 L (4000 gal)* but
not less than once in
3 months. Service life
depends on feed water
quality and intensity of
usage
2
nd
Reverse osmosis mem-
branes
24 000 L (6300 gal)* but
not less than once a year
40 000 L (10500 gal)*
but not less than once
a year
3
rd
Activated carbon post-
filter
8 000 L (2100 gal)* but
not less than once in 3
months
15 000 L (4000 gal)* but
not less than once in 3
months
*Service life depends on the quality of feed water.
Содержание ROBUST 1000
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