5 Operation
Malfunctions
EMERGENCY SWITCH message
WARNING
No electric braking assistance is available when the
emergency off switch is actuated!
Actuating the emergency off switch will disconnect
the drives from the power supply.
– To brake, actuate the service brake.
The truck is equipped with an emergency off
switch. When this switch is actuated, the
driving functions and the functions of the
working hydraulics are blocked.
The
EMERGENCYSWITCHmessage appears
periodically when the following criteria are
met:
• The key switch is set to stage "I"
• The emergency off switch is actuated
• An operating device is actuated
– Refer to the chapter entitled "Checking the
emergency off function."
SEAT SWITCH message
The truck is equipped with a seat switch.
If the
SEAT SWITCH message appears, the
driving functions and the working hydraulic are
blocked.
The
SEAT SWITCH message is triggered by
the following situations:
• The seat switch is not actuated while the
accelerator pedal or steering wheel is
actuated.
• The seat switch is not actuated while the
operating device for the working hydraulics
is actuated.
• The shift time has been exceeded.
• The operating time has been exceeded.
NOTE
The operating devices shown in the following
illustrations are only examples and may differ
from the equipment on your truck.
23
0 55048011501 EN - 12/2015
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