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Watts Autotrol 263 / 268 (Logix Series) User Manual

Page 11

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EQUIPMENT INSTALLATION

11

Rev A

5. Fast Rinse (Downflow) — Cycles C5, C7:

The control directs water down through the resin bed and up through the
riser tube to the drain. Any remaining brine residual is rinsed from the resin
bed.

6.

Brine Refill — Cycle C8:

Brine refill occurs during a portion of the fast rinse cycle. Water is directed to
the regenerant tank at a controlled rate, to create brine for the next
regeneration.

Figure 1

SERVICE

BACKWASH

BRINE/SLOW RINSE

FAST RINSE

From Regenerant

Tank

To Regenerant

Tank

BRINE REFILL

REPRESSURIZE

C0

C1 and C6

C2 and C3

C4

C5 and C7

C8