Filter type
Service life*
RObust 1000 RObust 1500 RObust PRO RObust 3000
Pre–lters
and post-lters**
8 000 L but not
less than once
in 3 months.
Service life
depends on
feed water
quality and
intensity of
usage
8 000 L but not
less than once
in 3 months.
Service life
depends on
feed water
quality and
intensity of
usage
5 000 L but not
less than once
in 3 months.
Service life
depends on
feed water
quality and
intensity of
usage
15 000 L but
not less than
once in 3
months. Service
life depends
on feed water
quality and
intensity of
usage
Reverse osmosis
membranes
24 000 L but
not less than
once a year
40 000 L but
not less than
once a year
40 000 L but
not less than
once a year
80 000 L but
not less than
once a year
* Service life depends on quality of feed water.
** In Robust Pro reverse osmosis system all lters should be replace at the same me.
6.1. AVERAGE LIFESPAN OF SYSTEMS COMPONENTS
6.2. FILTERS REPLACEMENT
1 Without disconnecng the system from the mains, turn o the water supply valve on the
system, turn the tank ball valve to the "Closed" posion.
For systems with a puried water faucet: open the tap on the sink, turn o the water supply
valve on the system, turn the tank ball valve to the "Closed" posion.
For systems without a faucet, open the tap for supplying puried water to the consumer.
2 Wash your hands with anbacterial soap thoroughly.
3 Aer water has stopped running from puried water faucet, unplug the RO system from the
mains and screw o the three lter housings. Take care as the bowls will be full of water.
4 Remove spent lters.
5 Wash the bowls thoroughly with non-aromac soap, and then rinse with water.
6 Install new lters in bowls in the correct sequence from le to right: polypropylene, GAC,
carbon block (for systems RObust 1000, 1500, Pro), or two acvated carbon lters (for
RObust 3000). For the RObustPro system also insert a special RObustPro replacement lter.
7 Start rinsing pre–lters:
RObust 1000: disconnect the inlet tubes from the covers of the two rst membrane holders
and guide them into the bucket. Open system’s feed valve. Pass the required volume of water
unl there are no carbon nes in rinsewater. Install the free tube ends back in push-t ngs
and lock with locking clips.
RObust 1500, RObust Pro, RObust 3000: open a special rinse valve and pass the required
volume of water to the bucket unl there are no carbon nes in rinsewater.