coolant in the coolant circuit after it is filled.
Only close
the heating system valves once the
engine has been running for a brief period
and, where applicable, the coolant has been
topped up.
X
Check the engine for leaks.
X
Check all hose fittings, hose clamps and
pipe connections on the engine as well as
the oil feed and return lines on the exhaust
gas turbocharger for leaks and firm seating.
X
Around five minutes after switching off the
engine, check the engine oil level with the
dipstick.
The oil level should be between the upper
and lower marks on the dipstick.
X
Check the seating of the bracket secured
to the engine.
X
Check the tightness of bolts on the exhaust
manifold, engine mountings, coolant pump,
starter motor and air compressor.
Starting and stopping the engine with
the key
Example: ignition lock
g
To insert/remove the vehicle key
1
Steering unlocked/radio position
2
Drive position (ignition)
3
Start position
X
Secure the vehicle/equipment against roll-
ing away.
X
Shift the transmission to neutral or engage
neutral on the equipment.
X
To start the engine: turn the key in the
ignition lock to drive position 2.
X
Vehicles/equipment with a hot-water aux-
iliary heater: preheat the engine at outside
temperatures below −20 † before starting.
X
Vehicles/equipment with cold-start aid:
wait until the % indicator lamp in the
instrument cluster goes out.
X
Turn the key to start position 3 in
the igni-
tion lock. While doing so, do not depress
the accelerator pedal. For equipment, keep
the idling function active.
X
When the engine has started, release the
key.
Depending on the vehicle/equipment, the
idling speed is automatically adjusted to
around 600 rpm. Depending on the nature
of the
work to be performed, higher engine
idling speeds are also possible.
X
If the engine does not start, interrupt the
starting procedure after no more than
30 seconds.
X
Turn the key in the ignition lock back to the
stop at key position g.
X
Repeat the starting procedure after approx-
imately
one minute.
X
After three starting attempts, wait approx-
imately three minutes before trying again.
X
Observe the oil pressure gauge immedi-
ately after having started the engine.
!
After starting the engine, let it run at
engine idling
speed until the oil pressure is
displayed. If no oil pressure is displayed
after approximately 10 seconds, switch off
the engine. Determine the cause. The oper-
ating safety of the engine is jeopardised.
Starting and stopping the engine with
the start/stop button
X
Switch on the ignition.
X
Shift to neutral.
i
The start
button will not function if a gear
is engaged or the equipment is in an oper-
ating position.
36
Operation
Driving mode/working mode
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