4.2.1Controller Keypad

The RUN, OFF, and AUTO buttons control the generator set as described in Figure 4-3.

Use the EXERCISE button to set the exerciser on the DC2 controller. See Section 4.5 for instructions to set the exerciser.

Note: A personal computer (laptop) with Kohlerr SiteTecht software is required for changing settings on the DC2 controller.

4.2.2LED Indicators

LEDs above the RUN, OFF, and AUTO buttons indicate the mode of operation as shown in Figure 4-4.

Button

Button Function

 

 

RUN

Press to start the generator set. The engine start time delay is ignored.

 

The software version and engine model are displayed briefly when RUN is pressed.

 

 

OFF

Stops the generator set. The cooldown time delay is ignored.

 

During the engine crank cycle, pressing OFF will stop the crank cycle.

 

Press to clear faults and reset the controller.

 

Press and hold to access the event log.

 

 

AUTO

Press to place the generator set in Automatic (standby) mode.

 

Press to exit the event log.

 

Press and hold AUTO and OFF to reset the maintenance timer.

 

 

EXERCISE

When the controller is in AUTO mode, press to set the exerciser. See Section 4.5.

 

When the controller is OFF, press and hold to reset the OnCue password. See Section 4.8.

Figure 4-3DC2 Controller Pushbutton Operation

LED

LED Indication

 

 

RUN

RUN LED is on.

 

 

OFF

OFF LED lights for 2

 

seconds, then flashes

 

every 2 seconds.

 

 

 

In Auto mode, OFF LED

 

flashes quickly to indicate

 

a fault shutdown.

 

 

AUTO

AUTO LED is on.

 

 

Description

Generator set is running. Remote start and stop commands are ignored.

Generator set and controller are off. Remote start/stop commands have no effect. The exercise cycle will not run.

Attention required. Identify and correct the fault condition before resetting the controller.

Automatic (standby) mode. Generator set will respond to engine start and stop commands from the controller (for example, exercise start and stop commands) or an ATS. Time delays operate as described in Section 2.3.

Figure 4-4DC2 Controller LED Operation

54 Section 4 DC2 Controller Operation

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Kohler 8/10/12RESVL manual Controller Keypad, Button Button Function, LED Indication, Description