Pentair Autotrol 255 Series - 255 Series

255 SERIES
TO SET
TIME OF DAY
PULL KNOB
AND ROTATE
MANUAL REGENERAI
ON:
PRESS KNOB AND TURN COUNTER-
CLOCKWISE TO"START" Ð RELEASE
6PM
3PM
9AM
6AM
3AM
NOON
MIDNIGHT
BACKWASH
START
CONDITIONED
WATER
FAST RINSE /
REFILL
BRINE/
DAY
SLOW RINSE
NOTE: Do not use pipe joint compound when threading pipe
into the Noryl piping boss. Use only plumber pipe
tape. Do not overtighten pipe into Noryl piping boss.
1
8
9
7
6
5
4
3
2
B
Y
P
A
S
S
B
Y
P
A
S
S
12 •AUTOTROL
®
255 Valve/400 Series Service Manual