Flow In A Four-Unit Sytem (System 14-Demand Recall); Timer Display Features; Led Status Lights - Pentair FLECK NXT TIMER Service Manual

FLOW IN A FOUR-UNIT SYTEM
(SYSTEM 14-DEMAND RECALL)
Steady Flow:
1 2
In Service In Service
Volume Volume
Remaining = 0 Remaining = 0
Flow Stays Steady:
1 2
Regeneration Standby
Flow Increases Past the Trip Point:
1 2
Regeneration In Service
( Volume ( Volume
Remaining = 0)
Remaining = 0)
6 • Fleck 3200 NXT
3 4
Standby Standby
3 4
In Service In Service
3 4
In Service In Service

TIMER DISPLAY FEATURES

Valve State
(SBY, SRV, INI, CHG, LCK)
Valve
Address
System Flow
Number Indicator of Day
Status LED
Valve State
CHG (Change of State) - CHG will be displayed when the lower
drive changes from one state to another in dual piston valves.
INI (Initializing) - INI will display on the screen for 30 to
45 seconds when initializing after a power failure reset or
programming.
RGQ (Regeneration Queued) -RGQ indicates that the reserve
has been entered in a delayed system and regeneration has
been queued. When in the main screen, press the Extra Cycle
button to toggle service (SRV) with RGQ.
Service (SRV) - SRV will display when the unit is in service.
LCK (Lock) - Lock will be displayed when the terminal/remote
input block P4 on the circuit board is switched to "lock". See
the "Wiring Diagrams" section of this manual.

LED Status Lights

Blue LED - Illuminates while the unit is in service and no errors
exist. A blinking blue light indicates the timer is in service, and
queued for regeneration.
Green LED - Illuminates when the unit is in Regeneration
mode, unless an error condition exists. A blinking green light
indicates the timer is in Standby, and not in Regeneration.
Red LED- Illuminates when there is an error.
Flow Indicator
A rotating line (appearing as a rotating star shape) will display
on the screen when flow is going through the meter.
Display Screen
Time of Day alternates
with Error Screen
Example: Valve #, Volume
Remaining, Errors
Time
Volume Remaining
Diagnostic Button
View Flow Rate, Peak Flow
Rate, Totalizer, Hours
Between Last Two
Regenerations, Hours Since
Last Regeneration, Adjustable
Volume Remaining, Valve
Position, Send & Receive
Errors, Software Version
Extra Cycle Button
Cycle Valve in
Regeneration/Cycle
Programming Steps
Shift Button
Adjusts Values to the Left
Up Button
Adjusts Values Up
Down Button
Adjusts Values Down
Figure 1