Commissioning and operation
93
Operating the emergency operation unit
Requirements for operation / activation / deactivation:
D
The emergency running control system should be only activated while the engine is running.
Otherwise the “System Failure" LED flashes to indicate there is no engine speed signal
D
The engine should be shut down via the ignition lock
When the emergency stop button is pressed, the “System Failure" LED on the Em-C operation unit lights
up when the ignition is simultaneously on as the active systems EDC engine control and emergency run
ning unit are shut down by the emergency stop.
The “System Failure" LED goes out after the emergency stop button has been released.
Operation / function of emergency operation unit in operation:
Enabling emergency operation unit
The system is ready for operation once the ignition has been turned on. This is indicated by the green
“Power-On" The red LED (Failure) must not light up. The emergency running system can now be activated
by pressing the
button twice:
Pressing the button for the first time requests emergency running mode. The button flashes cycli
cally for approx. 6 seconds and an acoustic signal is issued. During this time, the request must be
acknowledged by pressing the button for a second time. The button lights up permanently once
the changeover to emergency running mode has taken place.
If there is no acknowledgement by pressing the button for a second time, the system returns to
the initial setting (operational readiness).
Note:
Once the emergency running system has been activated, it is only possible to switch back to nor
mal throttle lever mode by shutting down the engine (ignition “OFF" for at least 3 seconds)!
