MARLO NXT2 Series Installation, Operation And Maintenance Manual page 15

MGT 45M – 450M 1-1/2" SINGLE NXT2
OPERATION
TIMER OPERATION
SETTING THE TIME OF DAY
NOTE: Set Time of Day on any unit and the rest of the units in the system will update the Time of Day automatically.
1. Press and hold the Up button for 2 seconds. The "Time" value is displayed. Press the Up or Down buttons to adjust as desired.
2. Press the Extra Cycle button to advance to the "Year" field. Press the Up or Down buttons to adjust as desired.
3. Press the Extra Cycle button to advance to the "Month" field. Press the Up or Down buttons to adjust as desired.
4. Press the Extra Cycle button to advance to the "Calendar Day" field. Press the Up or Down buttons to adjust as desired.
5. Press the Extra Cycle button to return to the normal display screen.
NOTE: Press and hold the Left button to exit without saving.
MANUALLY INITIATING A REGENERATION
1. When timer is In Service or Standby, press and hold the Extra
Cycle button on the main screen.
2. The timer advances to Regeneration Cycle Step #1, and begins
programmed time count down.
3. Press the Extra Cycle button once to advance valve to
Regeneration Cycle Step #2 (if active).
4. Press the Extra Cycle button once to advance valve to
Regeneration Cycle Step #3 (if active).
5. Press the Extra Cycle button once to advance valve to
Regeneration Cycle Step #4 (if active).
6. Press the Extra Cycle button once to advance valve to
Regeneration Cycle Step #5 (if active).
7. Press the Extra Cycle button once more to advance the
valve back to In Service.
NOTE: A manually initiated or queued regeneration can be
cleared by pressing and holding the Back button. A system
queued regeneration can only be cleared by stepping through
a manual regeneration. If regeneration occurs for any reason
prior to the delayed regeneration time, the manual regenera-
tion request shall be cleared. Pressing the Extra Cycle button
while in regeneration will cause the upper drive to advance to
the next step immediately.
In the Regeneration Cycle step display, the timer shows the current regeneration cycle name the valve is in, or has
reached, and the time remaining in that step. Once all regeneration steps are complete, the timer returns to In Service
and resumes normal operation.
Press the Extra Cycle button during a system queued Regeneration Cycle to immediately advance the valve to
the next cycle step position and resume normal step timing.
LOCK SETTINGS (ACCESS TO MASTER PROGRAMMING)
Lock Settings prevents the user from accessing Master Programming. In Master Programming, select the desired
Lock Settings option (Off, Time Based, Delayed, or Enter Code).
Time Based - User must set clock to 12:01 pm to unlock
Delayed - User must press and hold the Left and Down buttons for 60 continuous seconds to unlock
Enter Code - User must input code "1201" to unlock
SETTINGS REVIEW
To prevent unintentional changes to Master Programming, enable Settings Review to view and navigate through
Master Programming settings without the ability to edit.
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