Setting current time of day
User programming
User Programming Mode Steps (Refer to chart above for user mode indications)
1. Press the Up and Down buttons for five seconds while valve is in service. Display will enter
programming mode. (Note: Timer will discard any changes and exit programming mode if
any button is not pressed for sixty seconds.
2. Set Day Override: This setting specifies the maximum number of days between regenera-
tion cycles. System will regenerate regardless of usage if the days since last regeneration
cycle equals the day override setting. This ensures regular regeneration periods. The pre-
programmed factory recommended setting is 3 days.
Setting Current Time / Day
1. Press either the Up or Down buttons to adjust current time of day by one digit. Push and
hold either up or down set button to adjust current time of day display by several digits.
Start-Up Procedure
User Programming Mode Options
Abbreviation Parameter Description
DO Day Override The timer’s day override setting
RT Regeneration Time The time of day that the system will
regenerate.