Installation and Service Manual – Metered Carbon Filter
Page 13
Copyright © 2012 Applied Membranes, Inc. All Rights Reserved.
Programming Control Valve Options
The control valve offers multiple procedures that allow the valve to be modified to suit the needs of the installation. These
procedures are:
• Filter
Setup
•
Installer Displays & Settings
• User
Displays
• Diagnostics
• Valve
History
These procedures can be accessed in any order. Details on each of the procedures are provided below and on the
following pages.
At the discretion of the installer, the end user can access all settings. To “lock out” access to diagnostic and valve history
displays and modifications to settings except hardness, day override, time of regeneration and time of day by anyone but
the installer, press
▼
, NEXT,
▲
, and SET CLOCK in sequence after settings are made. To “unlock”, so other displays
can be viewed and changes can be made, press
▼
, NEXT,
▲
, and SET CLOCK in sequence.
When in operation, normal user displays show the time of day or days remaining before regeneration. When stepping
through a procedure, if no buttons are pressed within five minutes the display returns to a normal user display. Any
changes made prior to the five minute time out are incorporated. The one exception is current flow rate display under the
diagnostic procedure. The current flow rate display has a 30 minute time out feature.
To quickly exit Filter Setup, Display Settings, Diagnostics or Valve History press SET CLOCK. Any changes made prior to
the exit are incorporated.
When desired all information in Diagnostics may be reset to zero when the valve is moved to a new location. To reset to
zero, press NEXT and
▼
buttons simultaneously to go to the Service/Setup 1 screen, and release. Press
▲
and
▼
simultaneously to reset diagnostic values to zero. Screen will return to User Display.
Regeneration Cycle Programs
Table 3 shows the possible orders of the cycles for a downflow water filter. When the control valve is used on a carbon
filter, the program provides to option to specify one backwash or two backwashes. If two backwashes are specified, two
rinses occur.
Table 3 – Regeneration Cycle Order
for Downflow Water Filters
1
st
Cycle:
Backwash
2
nd
Cycle:
Rinse
3
rd
Cycle:
Second Backwash*
4
th
Cycle:
Second Rinse*
5
th
Cycle:
Service
*Second backwash is optional. Second rinse only occurs if second backwash option is selected.
Backwashes can be set to
NORMAL
or to
LONGER
. The option selected will apply to both backwashes. Table 1 shows
the length of the cycles.
AMI Carbon Filters are programmed for
NORMAL
Length
SINGLE
Backwash as default. This should work for most
applications. If LONGER or DOUBLE Backwash
options are required, please see OEM programming section for setup
instructions.
