Watts PWS15 Series, Installation, Operation And Maintenance Manual

Page: 28 / 56

28
SXT Master Programming Mode
When Master Programming Mode is entered, all available option
setting displays may be viewed and set as needed. Depending on
current option settings, some parameters cannot be viewed or set.
Setting the Time of Day
1. Press and hold either the Up or Down buttons until the pro-
gramming icon replaces the service icon and the parameter
display reads TD.
2. Adjust the displayed time with the Up and Down buttons.
3. When the desired time is set, press the Extra Cycle button to
resume normal operation. The unit will also return to normal
operation after five seconds if no buttons are pressed.
Entering Master Programming Mode
Set the Time of Day display to 12:01 P. M. Press the Extra Cycle
button (to exit Setting Time of Day mode). Then press and hold
the Up and Down buttons together until the programming icon
replaces the service icon and the display format screen appears.
Exiting Master Programming Mode
Press the Extra Cycle button to accept the displayed settings
and cycle to the next parameter. Press the Extra Cycle button
at the last parameter to save all settings and return to normal
operation. The control will automatically disregard any program-
ming changes and return to normal operation if it is left in Master
Programming mode for 5 minutes without any keypad input.
Resets
Soft Reset
Press and hold the Extra Cycle and Down buttons for 25 sec-
onds while in normal Service mode. This resets all parameters
to the system default values. Not reset are the volume remaining
in meter immediate or meter delayed systems and days since
regeneration in the time clock system.
Master Reset
Hold the Extra Cycle button while powering up the unit. This
resets all of the parameters in the unit. Check and verify the
choices selected in Master Programming Mode.
1. Display Format (Display Code DF)
This is the first screen that appears when entering Master
Programming Mode. The Display Format setting specifies the
unit of measure that will be used for volume and how the control
will display the Time of Day. This option setting is identified by
“DF” in the upper left corner of the screen. There are two
possible settings.
2. Valve Type (Display Code VT)
Press the Extra Cycle button. Use this display to set the Valve Type.
The Valve Type setting specifies the type of cycle that the valve fol-
lows during regeneration. Note that some valve types require that
the valve be built with specific subcomponents. Ensure the valve
is configured properly before changing the Valve Type setting. This
option setting is identified by “VT” in the upper left hand corner of
the screen. Select dF1b for PWS15 series systems.
3. Control Type (Display Code CT)
Press the Extra Cycle button. Use this display to set the Control
Type. This specifies how the control determines when to trigger
a regeneration. For details on how the various options function,
refer to the “Timer Operation” section of this service manual. This
option setting is identified by “CT” in the upper left hand corner
of the screen. Select Fd for PWS15 series systems.
Meter Delayed: Fd
Meter Immediate: FI
Time Clock: tc
Day of Week: dAY
4. Number of Tanks (Display Code NT)
Press the Extra Cycle button. Use this display to set the Number
of Tanks in your system. This option setting is identified by
“NT” in the upper left hand corner of the screen. Select 1 for all
PWS15 Series Systems:
Single Tank System: 1
Two-Tank System: 2
Figure 2
Display Format
Setting
Display Format
Setting
Time Display
GAL U.S. Gallons 12-Hour AM/PM
Ltr Liters 24-Hour
Figure 3
Abbreviation Parameter
dF1b Standard Downflow/Upflow, Single Backwash
dF2b Standard Downflow/Upflow, Double Backwash
Fltr Filter
UFbd Upflow Brine First
UFtr Upflow Filter
UFtr Other
Figure 4
Figure 5