Diesel Fuels - Mercedes-Benz 300 TD-TURBO DIESEL 1985 Owner's Manual

Diesel Fuels

Use only comm ercially available
vehicular diesel fuels No. 2 or No. 1
(ASTM D 975 No. 2-D or No. 1-D).
Caution:
Diesel Fuel Additives in Vehicles
Certified for California Operation
Beginning with 1985 models, Califor-
nia-Version Diesel Engine vehicles
are equipped with a Trap Oxydizer. If
you use non-approved fuel additives,
the Trap Oxydizer could be damaged,
resulting in severe engine power loss
and expensive repairs, not covered
under the new vehicle warranty.
See your authorized MERCEDES-
BENZ dealer to find out if approved
additives are available fo r special
operating conditions.
Change engine oil in com pliance with
section " Engine Oil Change and Oil
Filter Service" if diesel fuels are used
whose sulphur content exceeds
0.5 % by weight. Marine diesel fuel,
heating oil or the like m ust not be
used.
A t very low tem peratures the fluidity
of No. 2-D diesel fuel may become
insufficient due to paraffin separation.
To avoid m alfunctions, No. 2-D diesel
fuel of a lowered cloud point are
marketed during the cold season.
A t tem peratures below 0° C / + 32° F
use winterized or No. 1 diesel fuel
only. If not available, certain quantity
of kerosene may be added. Mixing
only to be done w ithin the cars' fuel
tank. Kerosene has to be filled in
before the diesel fuel.
Engine pow er may drop according to
the proportion of kerosene. For this
reason, keep percentage o f kerosene
added to the minimum necessitated
by the ambient tem perature.
The following table can be used as a
reference, if adding of kerosene
becom es necessary. The mixing
ratios shown refer to the total
mixture.
A m bient tem perature
0° C t o - 1 0 ° C / + 32° F to + 1 4 ° F
b e lo w - 1 0 ° C / + 14° F
Fuels Coolants Lubricants etc.
Even in extrem e clim atic conditions,
the maximum mixture ratio should not
exceed 50 °/o.
A dding of kerosene to No. 1-D diesel
fuel is not recom m ended even at low
tem peratures.
Warning!
Always follow basic safety rules when
w orking with any com bustible m ater­
ial. Do not fill the fuel tank or mix
diesel fuel and kerosene when sm ok­
ing, near an open flame or while the
vehicle's engine is running. An explo­
sion or fire can result.
No. 2
Diesel fuel Kerosene
o/o
70
50
o/o
30
50