MARLO NXT2 Series Installation, Operation And Maintenance Manual page 26

MGT 240M–1200M NXT2 3" TWIN ALTERNATING
OPERATION
4
SLOW RINSE POSITION
Hard water enters at valve inlet  flows thru injector nozzle and throat  down thru the mineral  into the
bottom distributor  up the distributor tube  around the piston and out the drain..
5
RAPID RINSE POSITION
INLET
Hard water enters at valve inlet  flows thru the regeneration
valve directly down thru the mineral  into the bottom distributor
 up the distributor tube  around the piston and out the drain.
INLET
DRAIN
DRAIN
6
BRINE TANK REFILL POSITION
SERVICE
OUTLET
INLET
Hard water enters at valve inlet  flows thru nozzle and thru throat to
brine valve to refill the brine tank. Inlet flow also continues down thru
mineral to the bottom distributor. Conditioned water flows up thru the
distributor tube, around the piston and out the outlet. Note: An option
is available to keep service valve in by-pass position until the end of
brine tank refill cycle.
23
DRAIN
INLET