Accessing The Scheduler; Set The Controller Clock; Set The Schedule - Generac Power Systems MAGNUM MDG20IF4 Operating Manual

Accessing the Scheduler

1. Press ↑ or ↓ until the scheduler screen is displayed.
SCHEDULER
OFF
PRESS SELECT TO TURN ON OR OFF
2. Press  to either enable or disable the scheduler. When the scheduler is on, the seven scheduler screens
will become active. After five seconds of inactivity on the main scheduler screen, the display will automati-
cally jump to the Monday scheduler screen. If it does not, press ↓ to enter the Monday scheduler screen.

Set the Controller Clock

The schedule runs based off the time set in the controller clock. Use the following procedure to set the controller
clock BEFORE setting the schedule:
1. Press  during the five seconds the main scheduler screen to make the date and time editable. The date is
formatted as MM/DD/YY and the time in the 12 hour format.
2. Once  is pressed, the first number is highlighted. Pressing ↑ or ↓ goes through the items and pressing 
on any one item makes it editable. When  is pressed on an item, the item will flash. Set the time and date
to the correct local time.

Set the Schedule

Note: The controller MUST be in Auto mode to run at the programmed time. Use a trickle or solar battery charger
to prevent the controller from draining the battery while in Auto mode.
37100 B
Figure 18 - Scheduler Screen
SCHEDULER SCHEDULER
ON ON
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PRESS SELECT TO EDIT DATE/TIME
Figure 19 - Controller Clock
MDG20IF4-MLG20IF4 Operating Manual
SCHEDULER
ON
PRESS SELECT TO TURN ON OR OFF
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Operation
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