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ENGINE
77
Fig. 5
Fig. 4
Fig. 6
Fig. 7
2.
Remove the EGR valve by unscrewing the
screws connecting to air intake elbow and EGR
tube (fig. 4).
3.
Remove the air intake elbow and the gasket by
unscrewing the bolts (2 Nos. M10) used for
mounting on cylinder head cover (fig. 5).
4.
Loosen and remove the dome nuts on the
cylinder head cover (10 Nos.) remove the
rubber isolators along with it (fig. 6).
5.
Unscrew and remove the studs inside the
cylinder head cover by accessing through the
holes on cylinder head cover with a tube and
ratchet spanner.
6.
Tilt the cylinder head cover by approximately
30 deg towards HP pump side with one
bottom edge resting on cylinder head. This
avoids fouling with the valve train.
7.
Lift the cylinder head cover in the tilted
direction and remove the gasket aong with it
(fig. 7).
Note:
Do not remove any FIE components like Injectors,
HP pipes etc. while removing cylinder head cover.
Before fitment of Cylinder head cover, check the
following: -
l
Clean the cylinder head cover and check for
distortion of sealing surface with a feeler
gauge.( Refer figure )
l
Should the distortion be beyond limit,
re-machine the sealing surface just to clear the
unevenness.
l
Check the condition of the cylinder head cover
gasket. Replace if there is a slightest doubt
about its sealing.