Exhaust gas turbocharger
Maintenance / Cleaning
A5.05. 06.13.01.06
300
M20
en / 31.05.2010 IB004495 2/2
06
1.4 Open corner valves (Fig.1/4) and stop
valve (3) and set water pressure on
pressure gauge (5) to
1,2 - 1,5 bar
Duration of washing: 5 minutes
1.5 Close stop (Fig.1/3) and corner valves (4)
and remove hose clip (1).
1.6 If no further water runs out of the drain
pipe (Fig.2/2), close the drain valve (1).
1.7 Let the exhaust gas turbocharger dry for
about 30 minutes at the specified engine
load, then slowly increase the engine load.
CAUTION
Check drain valve (Fig. 2/4)
and pipe (2) during the washing
process permanently for free
passage. Clogging by deposits
involves the risk that water runs
bakc into the engine through
the exhaust gas pipe.
In case of clogging pierce the
drain valve with a wire.
NOTE
In case of previously non-
existent vibrations and noises at
the exhaust gas turbocharger,
repeat the washing process.