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TP-6804 1/1534 Section 3 RDC2 Controller Operation
3.3 Controller Power
The RDC2 controller is powered by the generator set
engine starting battery and the built-in battery charger.
Note: To disconnect controller power, disconnect the
utility power to the generator set and disconnect
the battery.
If controller power is disconnected and reconnected,
you willbe promptedto setthe language,time, date,and
exerciser. The first setting will flash. Press the Up and
Down arrowbuttons to change thesetting. Press Select
to savethe setting andmove on tothe next. Repeat until
all settings are saved and the controller returns to the
main menu. See Section 3.5 for more detailed
instructions to change settings on the RDC2. See
Section 3.6 for more detailed instructions to set the
exerciser or change the exercise settings.
3.4 Battery Charging
The c ontroller includes a built-in battery charger to
maintain the engine starting battery. The RDC2
controller monitors the battery voltage and provides a
constant 14.0 ±2% VDC voltage and maximum 2.5
amps to charge the battery.
The installer must connect utility power provided from
the building on abreaker-protected circuit for the built-in
battery charger as described in the generator
Installation Manual.
3.5 Changing Settings
Some settings can be changed from the controller
keypad. The controller settings and generator set
output are factory-set and should not require field
adjustment under normal circumstances. Check and
adjust the settings and/or output when:
D The controller has been replaced.
D The voltage requires adjustment for a particular
application.
D Troubleshooting generator set problems.
Have controller setup and adjustment performed only
by an authorized distributor/dealer or authorized
representative.
The following procedure explains how to change
settings. See Figure 3-7 for an example using the Date
and Time settings.
Note: Use caution when navigating the controller
menus. In some menus, pressing the Select
button can enable editing of the controller
settings. Changing the settings to incorrect
values can adversely affect generator set
operation or render the unit inoperable.
Procedure to Change Settings
1. Press the Select button to enter the main menu.
2. Press the down arrow button until the desired
menu is displayed. The Genset System menu is
used for this example. See Figure 3-9.
3. Press the Select button to enter the genset system
displays. See Figure 3-7.
4. Press the down arrow button to step through the
generator set system settings.
5. Tochange anyof thegensetsystem settings,press
the Select button. The selected setting flashes.
6. Press the up or down arrow buttons to increase or
decrease the setting.
7. When the desired setting is shown, press Select.
The value stops flashing. If there are additional
adjustable settings on the screen, the next setting
flashes. For example, in the date menu, the day,
month, and year can be adjusted.
8. Repeat steps 6 and 7 for each s etting on the
screen.
9. Press the down arrow to step to the next screen.
10. To exit, press the down arrow button until Return is
displayed. Press the Select button to exit the
menu.
11. Press the AUTO or OFF button to exit the main
menu.
Note: If no buttons are pushed, the controller exits the
menus and returns to the generator set status
display after 5 minutes.