Operation Manual

Operation
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 33
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.
2. While on any maintenance screen, press  and O simultaneously. The controller will display the Configura-
tion menu.
3. To save any changes and exit the Configuration menu, press and hold  for five seconds. To cancel any
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.
2. Press ► to select the Time section.
3. Set the time and date to the correct local time.
Set the Schedule
1. Access the Scheduler group by pressing the ► button.
Note: The Scheduler group is made up of the Scheduler Options and Scheduler Setup sections. Each section can
be accessed and exited using the ► and ◄ buttons.
2. Access the Scheduler Options section. Within this section, the scheduler can be enabled, run mode
selected, and load mode selected.
3. Access the Scheduler Setup section. Within this section, each schedule entry can be modified by pressing
the  button to select the item and the ▲ and ▼ buttons to define them.
Item Values
Enable Yes/No
Run Mode Monthly/Weekly
Load Idle, In Island, On Load, Off Load