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SECTION 5
SERVICE TECH. INFORMATION
5A.
TROUBLESHOOTING
C°
CORRECT
SWITCH
DISPLAYS
VALVE CYCLE STATUS
Valve in service, fill, brining, back-
wash or fast rinse position
_
p
Valve rotating from one position to
another
While in this diagnostic screen, the following
iMormation is available and may be beneficial
for various
reasons.
This information
is re-
tained by the computer from the first time elec-
trical power is applied to the face plate.
-- Press {_to display the number of days this
face plate has had electrical power applied.
-- Press []
tO
display the number of regen-
erations initiated by this face plate since the SR
code number was entered.
°
Press the SELECT button and hold 3 seconds
until...
SR21
shows.
CODE
This code identifies the softener nominal capacity
size. If the wrong number shows, the softener will
operate
on
incorrect
programming.
Do
the
following as needed.
Return
the
present
time
display:
Press
the
SELECT button.
Change
the
SR number:
Press
the [_UP
or
DOWN []button
to display
correct number.
Press
SELECT, and reset the timer.
NOTE:
If the face plate is left in a diagnostic display
(or
a
flashing
disl)lay when
setting tilnes or hardness),
present
time
automatically
returns if a button is not pressed within q
[minutes.
FACE PLATE REPLACEMENT:
Be sure
the valve
is in
service
position
(observe
valve
cycle
indicator)
when
replacing
tile lace
plate.
If, after installing and programming
the replacement
face
plate, the valve is not in service position, do the follow-
ing to assure correct cycle orientation,
or timing, be-
tween the face plate and valve.
Use the MAN[ AL ADVANCE procedures,
page 22. With
the RECttARGE NOW button,
advance
through the re-
charge cycles until the valve stops in service position,
and RECItARGE no longer flashes in the timer.
NOTE: The valve motor may automatically
drive through
several valve positions
while searching
for service. If an
elror code occurs, unplug the transformer,
then plug in
again
CAM
21
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