Maintenance - Mercedes-Benz Unimog Operating Instructions Manual

Maintenance

304
Cleaning the air filter
When operating in very dirty conditions, e.g.
when mowing, check the air filter and clean it
if necessary.
X
To remove the air filter: open the right
door.
X
Open catches ;.
X
Remove cover :.
X
Push air filter ? to the left in the direction
of arrow = and remove.
X
To clean: knock air filter ? out and replace
if necessary if heavily soiled.
X
Clean housing interior A with a moist
cloth. Ensure that no foreign bodies enter
the housing.
X
To replace the air filter: insert air filter ?
and push to the right, in the opposite direc-
tion to arrow =, as far as it will go.
X
Insert cover :.
X
Close catches ;.
X
Close the right door.
Cleaning the release valve on the air
intake duct
The release valve fills accordingly, depending
on the nature of the work performed by your
vehicle.
X
Briefly press together release valve : on
air intake duct ;.
The dust particles in the valve fall out.
Draining the compressed-air reser-
voir
Check whether condensed water has collec-
ted in the compressed-air reservoir every 14
days. If the condensation sensor in
compressed-air reservoir circuit 1 detects too
much condensation, the yellow +
densation in compressed-air reser‐
voir
event window is displayed in the on-
board computer ( Y page 135).
X
Check the reservoir pressure in the
compressed-air brake system
( Y page 161).
X
Switch off the engine.
Con‐