Kohler 38RCL, Operation, Page: 29 / 72

TP-6810 7/16 29 Section 3 RDC2 Controller Operation
Section 3 RDC2 Controller Operation
3.1 RDC2 Generator Set/Transfer
Switch Controller
Model 38RCL, 48RCL, 48RCLA and 60RCL generator
sets are equipped with the RDC2 generator set/transfer
switch controller. The RDC2 controls the following
power system components:
D
Generator set
D
Model RXT automatic transfer switch (ATS)
D
Load management device
D
Programmable interface module (PIM)
RDC2 Controller features include:
D
Two-line x 16 character backlit LCD display with
adjustable contrast
D
OFF, AUTO, and RUN generator set master control
buttons
D
Generator set status indicating LEDs (OFF, AUTO,
RUN)
D
Up, Down, and Select buttons for navigation through
menus and adjustments
D
Power system indicator LEDs to show utility and
generator source status, and to show which source
(utility or generator) is supplying power to the building
3.2 Controls and Indicators
Figure 3-1 illustrates the keypad, display, and indicators
on the controller’s user interface.
1. 2-line LCD display
2. Up button
3. Select button
4. Down button
5. RUN button and LED
6. Generator power available LED *
7. Generator supplying power to the building LED *
8. Utility supplying power to the building LED *
9. Utility power available LED *
10. OFF button and LED
11. AUTO button and LED
* These LEDs operate only if a Model RXT transfer switch is
connected.
1
10
3
2
5
11
4
GM77569
6 7 8 9
Figure 3-1 RDC2 User Interface