Maintenance
3H50, 4H50
104
HATZ
Manual
Procedure
Step
Activity
1
Release the four mounting bolts (1) on the breather cap (2).
2
Carefully lift the breather cap. If necessary, release the vent
hose (4).
3
Remove the used oil separator cartridge dispose of it according
to local environmental regulations.
4
Wipe out the breather housing with a clean cleaning cloth. Make
sure that dirt is not brought into the breather housing.
5
Insert a new oil separator cartridge.
6
Put on the breather cap and tighten the four mounting bolts
(max. 4 Nm). If necessary, reattach the vent hose.
8.2.11 Checking the screw connections
Safety note
NOTICE
i
▪
Only retighten loose screw connections.
Screw connections can be secured with thread locking ad-
hesive or tightened to a defined torque. Retightening tight
screw connections can cause damage.
▪
The adjustment screws on the injection system are secured
with locking varnish and are not permitted to be tightened or
adjusted.
▪
Do not retighten the screws for attaching the cylinder head.
Procedure
Step
Activity
1
Check the condition of all screw connections and ensure that
they are tight (for exceptions, see note).
2
Tighten any lose screw connections.
