Marathon Electric DVR 2000E+ - Preliminary Set-Up on Generator

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Marathon Electric (a division of RBC Manufacturing Corp.) reserves the right to change specications and this manual without notice.
Revised 06/2011
PRELIMINARY SETUP – ON GENERATOR
: Use caution when working around the component side of the DVR
®
2000E+. Voltage levels
may be present at the exposed components when the unit is energized. The protective cover must be
installed whenever the regulator is energized.
: Read and understand the operation of the individual adjustments before attempting any
initial adjustments.
The regulator may be configured on the generator using the following procedure:
1. Before starting the engine, remove the regulator’s 4.0 A fuse. This will prevent the generator’s PMG from
energizing the regulator and prevent unintended operating functions from occurring.
 2.Performallpreliminaryenginegovernoradjustmentswiththeregulatorde-energized.
 3.Afterinitialgovernoradjustments arecomplete,shut down theprimemover.Reinstallthe4.0Afuse.
Disconnect the E3 and F+ terminal connectors from the regulator and temporarily insulate them to
prevent accidental shorting.
4. Start and run the generator at rated speed. The regulator will enter a Loss of Sensing shutdown mode,
indicated by f011 on the display.
 5.At this time, initial adjustments can be made. If adjusting via the HMI, see “MAKING SETTINGS
CHANGES”inSection5.IfadjustingviatheWindowsCommunicationSoftware,seeSection6.
 6.After the initial adjustments are made, shut down the generator and reconnect the regulator leads
removed in Step 3. The generator may be started and nal adjustments may be performed on the
regulator.