Mercedes-Benz 300 SD 1978, Руководство пользователя

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Fuel System
C h e ckin g Fuels C o o la n ts L u b ric a n ts etc.
Bleeding the Fuel System
A com pletely bled fuel system is
im perative fo r perfect engine
operation. During operation, the
system is co n tin u o u sly bled yia the
overflow line.
The entire system m ust be bled when
the car has been driven until the fuel
tank was com pletely em ptied.
A fter refueling, start the engine,
engaging the sta rte r fo r ab o u t 20
seconds until all the tra p p e d air has
been evacuated.
W ith a p o o rly charged battery the
system m ust be bled m anually.
O perate the p rim e r pu m p until the
injection p u m p o ve rflo w valve opens
(rattling noise audible).
Disengage p rim e r pu m p handle prio r
to op e ra tin g it (turn c o u n te rc lo c k ­
wise). R etighten a fte r use.
Engine Oil Level Check
Check engine oil level at regular
intervals, e. g. after refueling, with the
engine at o p e ra tin g te m p e ra tu re and
shut off.
1 D ipstick
2 P our in engine oil
The vehicle should be parked on level
gro u n d and the oil level m ust be
som ew here between the lower and
the u p p e r m ark on d ip s tic k (1); do not
replenish in excess of the u pper mark.
For viscosity and capacity, see “ Fuels,
C oolants, Lubricants, etc., and last
page".
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