7
Backwash:
This function is used to
clean the sand bed; water is pumped down
through the Collector Hub, upwards through
the sand bed, and deposited out of Port D.
D
B
C
C
A
Filter:
This function is used to filter pool water
and should be positioned here 99% of the time.
Water is pumped through the sand filter, where it
is cleaned and returned to the pool.
B
C
C
A
Closed:
This function stops water
flowing between the sand filter and the pool.
Rinse:
This function for initial startup,
cleaning, and sand bed leveling after
Backwash; water is pumped downwards
through the sand bed, up through the
Collector Hub and deposited out of the
valve Port D.
D
B
C
C
A
B
C
C
A
Drain:
This function drains water from the
pool; another filter bypass setting, water is
pumped and deposited out of Port D, instead
of returning it to the pool.
D
B
C
C
A
Circulate:
This function circulates pool
water bypassing the sand filter; use this
function if the filter is broken to collect debris
in the Debris Screens.
D
B
C
C
A