Mercedes-Benz Sprinter Operating Instructions Manual page 190

188
Maintenance and care
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ENVIRONMENTAL NOTE Environmental
pollution due to disposal in a non-envi‐
ronmentally-friendly manner
Dispose of the water/fuel mixture in an
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environmentally-friendly manner.
OM642
OM651 front wheel drive
OM651 rear wheel drive
Park the vehicle in a safe location and secure
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it against rolling away.
Switch off the auxiliary heating (
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Switch off the engine.
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Open the bonnet (
→
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Place a suitable collector beneath drain hose
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2.
Switch on the ignition.
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Open drain screw 1
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mixture emerges from drain hose 2.
Close drain screw 1
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0.2 litre of the water/fuel mixture has been
collected.
After 30 seconds, the electrical fuel pump
automatically stops the discharge of the
water/fuel mixture.
After draining, switch off the ignition.
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Dispose of the collected water/fuel mixture
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in an environmentally friendly manner, e.g. at
a qualified specialist workshop.
Check that drain screw
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If the engine is running while drain screw
is open, you will lose fuel through drain hose
2.
Close the bonnet (
→
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! The indicator lamp does not go out
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after draining: drain the fuel filter again.
!The indicator lamp does not go out
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after the second draining: consult a quali‐
fied specialist workshop.
Mercedes-Benz recommends that you have the
fuel filter drained at a qualified specialist work‐
shop.
page 103).
→
page 181).
until the water/fuel
as soon as around
1 has been closed.
1
page 181).