Enable Exhaust Filter Cleaning; Auto Exercise Timer; Accessing The Configuration Menu; Set The Controller Clock - Generac Power Systems MAGNUM MMG75D Operating Manual

Operation
Enter the DPF Status screen and verify the Regeneration indicator appears above the words "DPF Lamp -
3.
Solid." For information regarding the DPF Status screen and indicators, see
toring.

Enable Exhaust Filter Cleaning

If the environment no longer requires the function to be disabled and there are no alarms present on the DPF Status
screen, the auto exhaust filter cleaning function should be enabled. Use the following procedure to enable the auto
exhaust filter cleaning feature:
1. Open the control door and locate the switch labeled "EXHAUST FILTER CLEANING."
Move the switch to ON/AUTO (I/O).
2.
Enter the DPF Status screen and verify the Regeneration indicator appears above the words "DPF Lamp -
3.
Solid." For information regarding the DPF Status screen and indicators, see
toring.

AUTO EXERCISE TIMER

The Power Zone™ controller is capable of starting and stopping the unit automatically, based on a programmable
schedule.
Units installed in a standby application should be exercised regularly to maintain operating condition and to ensure
responsiveness in an emergency situation. Use the following procedures to operate the unit in Auto mode:

Accessing the Configuration Menu

1. With the unit stopped, press ▲, ►, ▼, or ◄ to navigate to the maintenance screens from any of the operator
screens.
While on any maintenance screen, press  and O simultaneously. The controller will display the Configura-
2.
tion menu.
To save any changes and exit the Configuration menu, press and hold  for five seconds. To cancel any
3.
changes and return to the maintenance screen, press and hold O for five seconds.

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. Navigate to the Maintenance group and press ► to access it.
Press ► to select the Time section.
2.
Set the time and date to the correct local time.
3.

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.
32 MMG75D-100D Operating Manual
Diesel Exhaust Filter Moni-
Diesel Exhaust Filter Moni-
33701 C