Led Display; Controller Keypad - Kohler 14/20RES Operation Manual

2.5.1

LED Display

When the system is in AUTO and the generator set is not
running, the LED display shows the engine run time
hours. During cranking, the display shows the crank
cycle information.
When the generator is running, the display steps
through the status messages shown in Figure 2-2, as
applicable. The generator set must be connected to a
model RRT transfer switch for the utility voltage display.
When a fault or warning condition exists, the controller
will show the respective message. The following table
shows the various generator conditions and expected
display or messages.
Test or exercise mode,
if applicable.
tnLd, t LD, EnLd, or E Ld
Engine Runtime
XXX.X or XXXX hours
Battery Voltage
bXX.X VDC
Engine Temperature
Utility Voltage
UXXX VAC
Generator Voltage
EXXX VAC
D Generator set is running.
D Model RRT transfer switch is required for utility voltage
display.
D Display steps through the parameters in sequence for
2 seconds each.
Figure 2-2 Data Displays, Generator Running
TP-6734 5/10
tXXX
Display
Blank (dark)
u#.#
XXX.X
XXXX
bXX.X
tXX.X
UXXX
EXXX
tnLd
t Ld
EnLd
E Ld
CC1, 2, or 3
Fault code
Figure 2-3 RDC Controller Display
2.5.2

Controller Keypad

The Run, Off, Auto, and Down arrow or Exercise buttons
control the generator set as described in Figure 2-4.
See Section 2.6 for operation instructions.
RDC controller only:
buttons on the controller keypad are used to adjust the
controller parameters. The system configuration and
performance is factory-set and should not require
changes under normal operating conditions. To prevent
inadvertent changes, a pass code is required to access
the controller parameter settings.
authorized distributor/dealer or service technician if
adjustments are required.
tp6734
Description
Controller is off.
Controller software version number
Engine hours to 999.9
Engine hours, 1000 to 9999
Battery voltage
Engine temperature
Utility voltage
Generator voltage
Test, no load
Test, loaded
Exercise, no load
Exercise, loaded
Engine crank cycle 1, 2, or 3. Flashes
during crank pause.
Warning or fault. See Figure 2-7.
The Select, Up, and Down
Section 2 Operation
Contact an
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