Controller Power; Battery Charging; Changing Settings - Kohler 30RCL 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
battery and the utility power to the generator set.
If controller power is disconnected and reconnected,
you will be prompted to set the time, date, and exerciser.
The first setting will flash. Press the Up and Down arrow
buttons to change the setting. Press Select to save the
setting and move on to the 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 2.5 for more detailed
instructions to set the exerciser or change the exercise
settings.

3.4 Battery Charging

The controller includes a built-in battery charger to
maintain the engine starting battery. The RDC2
controller monitors the battery voltage and provides a
constant 13.5 ±0.2% VDC voltage and maximum 2.4
amps to charge the battery.
The installer must connect utility power provided from
the building (90--265
breaker-protected circuit for the built-in battery charger.
See the Installation Manual for instructions to connect
the utility power for the battery charger.

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:
The controller has been replaced.
D
The voltage requires adjustment for a particular
D
application.
Troubleshooting generator set problems.
D
Have controller setup and adjustment performed only by
an authorized Kohler distributor/dealer or authorized
representative.
34 Section 3 RDC2 Controller Operation
VAC, 50/60 Hz) on
The following procedure explains how to change
settings. See Figure 3-6 for an example using the Date
and Time settings.
Note: Use caution when navigating the controller
menus and changing the settings. In some
menus, pressing the Select button can enable
editing of the controller settings. Changing some
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 Date and Time menu is used for
the example in Figure 3-6.
3. Press the Select button to enter the selected menu.
See Figure 3-6.
4. Press the down arrow button to step through the
parameters in the selected menu.
5. To change a setting, press the Select button. The
selected setting flashes.
6. Press the up or down arrow buttons to increase or
a
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 year,
month, and day can be adjusted.
8. Repeat steps 5 through 7 for each setting 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.
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