Models with manual fuel pump
(On 4L42C and 4M42 engines only)
10
– Place a suitable vessel under the filter to trap
escaping fuel.
– Open the vent screw
1
by approx. one turn.
11
– Compress and release rubber ball repeatedly,
until fuel escapes from the vent screw
1
.
– Close vent screw
1
,
then
actuate rubber ball
another two times
.
1
1
Low temperature resistance
At low temperatures, the viscosity of Diesel fuel
increases. This may result in clogging of the fuel
system. Thus, winter fuel must be used at out-
side temperatures below 0 °C, or petroleum
must be added in time.
4.2.
Starting
Do not run the engine in closed or
badly ventilated rooms – danger of
poisoning! Before the engine is started, always
make sure that nobody is in the danger area
(moving parts on engine or machinery) and
that all safety guards are in place.
12
Never use any spray starting aids
L3/250
050 145 00
Lowest ambient
temperature when
starting, in °C
Paraffin content for:
Summer
Winter
fuel
fuel
0 up to –10
20 %
–
–10 up to –15
30 %
–
–15 up to –20
50 %
20 %
–20 up to –30
–
50 %
13
