2014
7
SFP3-14-GB
www.jilong.com
I. Location and functions of the control valvecontrol valve
Instructions for use
(P17).
3. Connect one end of the other corrugated pipe (P18) to Port A of the
control valve, the other end to Port E of the pool. Secure tightly with the
strap (P17).
4. Check to confirm whether the installation is finished properly,
afterwards use the sand filter pump to filter the pool water.
Signs
L o c a t i o n
of control
valve
Functions
Water flow direction
Filter
Normal filtering to rinse
the pool
Water flows through the
filter bed where the sand
filter pump lies and then
enters the pool
Backwash Reverse-direction water
flow to rinse the filter
bed
Water flows through the
filter bed where the sand
filter pump lies and is
then directly discharged
from the drain outlet.
Rinse
This function is used
for first startup. Sand in
the sand tank is rinsed
and the sand bed after
backwashing is leveled.
Water flows through the
filter bed where the sand
filter pump lies and is
then directly discharged
from the drain outlet.
Drain
Discharged directly
from the drain outlet,
used to lower water
level or discharge water
from the pool
Discharged directly from
the drain outlet of the
sand filter pump without
passing through the filter
bed
Circulation Circulates pool water
without passing through
the filter bed.
Wa t e r f l o w s d i r e c t l y
into the pool through
the control valve of the
sand filter pump without
passing through the filter
bed
Closed
C l o s e d w a t e r f l o w
between the filter and
the pool
