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170
Checking and refilling levels
Refuelling with natural gas
Before refuelling, the engine and the ignition, mobile telephone and heat-
ing must be switched off separately ⇒
It is also essential to carefully read the instructions for the natural gas
pump.
The vehicle is only prepared for refuelling with Compressed Natural Gas
(CNG) ⇒
. Refuelling with any other type of natural gas such as Liquefied
Natural Gas (LNG) or hydromethane is prohibited.
Opening the fuel tank cap
The natural gas filler mouth is behind the fuel tank cap, next to the petrol
filler mouth.
● Unlock the vehicle with the key or with the central locking button situ-
ated on the driver door ⇒ p age 57.
● Press on the rear area of the flap and open it.
Refuelling
Problem: If the ambient temperature is very high, the natural gas pump pro-
tection against overheating disconnects this automatically.
Fig. 113 Tank flap open:
gas filler mouth
, filler
1
mouth retainer
2
.
● Remove the plug from the gas filler mouth
● Connect the pump filling nozzle to the gas filler mouth.
● The fuel tank will be full when the pump compressor automatically cuts
the supply.
● If you wish to finish refuelling in advance, press the button on the pump
to stop the flow.
Closing the fuel tank cap
● Check that the gas filler mouth retainer
nozzle. If necessary, place it in the filler mouth again.
● Insert the plug in the filler mouth.
● Close the tank flap. Make sure you hear it click into place.
WARNING
Natural gas is a highly explosive, easily flammable substance. Incorrect
handling of the natural gas can cause accidents serious burns and other
injuries.
● Before refuelling with natural gas, the filling mouth must be correctly
engaged. If you can smell gas, stop refuelling immediately.
WARNING
The vehicle is not prepared to use liquefied natural gas (LNG) and this
fuel must not be added under any circumstances. Liquefied natural gas
can cause the natural gas tank to explode, resulting in serious injury.
⇒ F ig. 113
.
1
is not trapped with the filler
2
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