APLOS R0-N5050 Instruction Manual - Page 17
Browse online or download pdf Instruction Manual for Water Filtration Systems APLOS R0-N5050. APLOS R0-N5050 20 pages. 5 stage reverse osmosis drinking water system, 50gpd
Print Page10. Troubleshooting
Problem
The system is constantly
in operation mode
(water is drained
continuously)
The system will not turn
on (no water runs to
sink drain)
Cause
Pre-filter cartridges are
clogged
Membrane is clogged
Missing or misplaced
flow restrictor
Failure of auto shut-off
valve.
Failure of check valve in
the transition fitting in-
stalled at membrane
housing permeate outlet
Pressure tank is deflated
Pressure tank is full
Flow restrictor is clogged Clean or replace flow re-
Drain saddle fitting is not
centered
on drain pipe hole
Solution
Replace pre-filter cartridges
Replace membrane
Flow restrictor must be
installed in the tube running
from membrane housing to
drain. Flow restrictor must
face membrane housing. If
it faces drain saddle fitting,
clean it and swap ends of
the tube so that it is placed
at the outlet of membrane
housing. If flow restrictor
was not installed, install one
The RO system operating
ceaselessly while the tank is
full may be due to automat-
ic shut-off valve failure.
Pressure in the empty tank
should be 6-9 psi (0.4...0.6
bar). Pump the tank to the
above pressure if necessary
Open drinking water faucet
and let some water out. It
is normal for the system to
stand idle when the pressure
tank is full of water
Open drinking water faucet
and let some water out. It
is normal for the system to
stand idle when
the pressure tank is full of
water.
strictor
Correctly position the drain
saddle
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