
Orenco Systems
®
,Inc.
•
814 Airway Avenue, Sutherlin, Oregon 97479, USA
•
800-348-9843
•
541-459-4449
•
www.orenco.com
EIN-CP-OP-2113 Rev. 9.0 © 02/22/18 Page 4 of 4
Sand Filter On-De and Operation (Default):
Sand Filter High Level Alarm: This float activates the sand filter alarm light (steady) and audible
alarm when lifted for longer than the high level alarm delay. The audible alarm may be silenced by
pressing the illuminated PUSH TO SILENCE button on the front of the control panel. The alarm light
(steady) will remain on until the float is lowered, and the audible alarm will reactivate in 12 hours if
condition is not corrected. Note: A high level condition in the sand filter basin will disable the septic
tank pump in automatic.
Sand Filter Pump On: This float activates the sand filter pump when lifted. The pump will run for the
minimum run time or until the pump off float (if used) is lowered.
Sand Filter Pump Off: This float turns off the sand filter pump when lowered if the minimum run time
has elapsed.
Sand Filter Redundant Off & Low Level Alarm: This float turns off the sand filter pump when lowered
for more than 2 seconds. Pumping will be disabled in both the automatic and manual modes. This float
also activates the sand filter pump alarm light (flashing) and audible alarm. The audible alarm may be
silenced by pressing the illuminated PUSH TO SILENCE button on the front of the control panel. The
alarm light will remain flashing until the float is raised. If the alarm condition is not corrected in 12 hours,
the audible alarm will be reactivated.
Sand Filter Ti ed Dose Operation:
Sand Filter High Level Alarm: This float activates the sand filter alarm light (steady) and audible
alarm when lifted for longer than the high level alarm delay. The audible alarm may be silenced by
pressing the illuminated PUSH TO SILENCE button on the front of the control panel. The alarm light
(steady) will remain on until the float is lowered, and the audible alarm will reactivate in 12 hours if
condition is not corrected. Note: A high level condition in the sand filter basin will disable the septic
tank pump in automatic.
Sand Filter Override Timer On & Off: This float activates the sand filter override timer function when
lifted for more than 2 seconds. This timer function controls the pump cycles during high flow
conditions. The override timer function will remain active until at least the set minimum override time
has been completed and the float has lowered. When the override timer function has been completed,
normal timer operation will resume.
Sand Filter Timer On & Off: This float activates the sand filter timer function when lifted. The timer
will be activated while the float is up and will be deactivated 30 seconds after the float is lowered. This
timer function controls the sand filter pump cycles during normal flow conditions. Note: The timer will
start with its off cycle.
Sand Filter Redundant Off & Low Level Alarm: This float turns off the sand filter pump when lowered
for more than 2 seconds. Pumping will be disabled in both the automatic and manual modes. This float
also activates the sand filter pump alarm light (flashing) and audible alarm. The audible alarm may be
silenced by pressing the illuminated PUSH TO SILENCE button on the front of the control panel. The
alarm light will remain flashing until the float is raised. If the alarm condition is not corrected in 12 hours,
the audible alarm will be reactivated.