Mercedes-Benz OM 904 LA Operating Instructions Manual page 85

Maintenance
Work schedules
Screw on the oil filter cap with filter
element and tighten
Tightening torque: 25 Nm.
Start the engine and bleed the fuel
system.
i
To bleed the fuel system, there must be
sufficient battery capacity available
during the starting procedure, as the
fuel system must first be replenished
with fuel.
5
i
Run the engine for approximately
1 minute. The fuel system bleeds auto-
matically.
If the engine stalls or does not start,
bleed the fuel system manually.
82
Check the fuel filter for leaks with the
engine running.
i
To bleed the system manually, the ma-
chine or vehicle must be equipped with
a hand pump, e.g. on a fuel prefilter.
Environmental note
If the diesel fuel level (fuel tank) is above en-
gine height, the feed line must be closed
when the filter is replaced. Diesel fuel could
otherwise flow out.
H