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PACKING LIST
RO machine
TFC RO membrane
Accessory
Tubing (1/4")
Cover
Manual
Housing Set
PROBLEM ANALYSIS
Any problems, pls do contact the local seller to obtain professional
solutions, the following analysis are for repairer s reference.
Problem
Probable cause
Pump not
1.Source water pressure is too
working and no
low to shut off the low
production of
pressure switch.
water (first
2.LPS and HPS out of work or
make sure the
loose connection.
adapter plug
3.Power switch problem
is ok and the
4.Pump problem.
electricity is
on)
Leakage from
1.from the crack of interface
flush ball valve
2.from wrench location
Pump is normal
1.Pre- filters are blocked
but no pure
2.RO membrane is blocked
water(Please
3.Pump has no pressure
make sure the
4.Flush solenoid valve do not
restrictor is ok
shut off
and the
5.Connectors or pipes are
temperature of
blocked
the pump is ok)
6.Flow restrictor is blocked
9
1 set
1 piece
Wrench, Intel Cock, Anti-scalent Capsule
6 m
1 piece
1 piece
1 piece
Solution
1.Enhance source water
pressure.
2.Repair or replace it
3.Repair or replace it
4.Repair or replace it
1.Replace flush ball
valve
2.Install wrench again
or replace
1.Replace the PP filter
2.Replace the membrane
3.Repair the pump
4.Replace solenoid valve
5.Check whole water route
step by step
6.Replace and check up its
location
Problem
Probable cause
Leakage in pump
1.sediment & pre-carbon are
head
blocked.
2.The washer of the pump
head is ageing or blocked by
the dirt inside
3.Flow restrictor is blocked
4.The bolts of the pump head
is loose
Pump works
1.Low source water pressure
intermittently
or PP blocked
during auto
2.Bad circuit
flushing.
Tank is full but
1.With no enough pressure in
water cannot
the tank
flow out( pls
2.Post filter blocked
check if tank
3.Faucet tap blocked
ball valve is
open or blocked)
Drain water keep
1.Inlet valve cannot shut off
flowing while RO
fully
system stop
2.Circumfluence
working
Ro system start too
1.HPS problem
frequently can't
2.Check valve s problem
stop when tank is
3.Too high pressure in tank
full or restart
after a moment.
Some floater
1.The post carbon filter isn't
existed in pure
clean enough.
water
2.Floater from tank
Much noise from
1.Pump works too long
the pump
2.Much noise from the shaft
1.Less Teflon
Leaking from
2.The extension of the pipe into
connectors
the connector isn't long enough
Solution
1.Replace the filters and
repair the pump
2.Repair pump head and
often replace PP to avoid
block in pump
3.Replace the FR
4.Tighten the bolts and
check up
1.Enhance source water pre
-ssure or replace PP filter.
2.Check up or repair relative
circuit.
1.Enhance pressure to
0.045Mpa ,check air
chamber if these is leakage
or not, and replace in time.
2.Replace post filter
3.Replace or repair faucet tap.
1.Replace valve
1.Repair or replace HPS
2.Repace valve
3.Adjust tank pressure and
HPS
1.Re flush the post filter
2.Flush the tank or replace
1.Shorten the working time
2.Replace the shaft
1.Wind more Teflon
2.Insert the pipe in effective
length
10
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