Adjusting Rocker Arm Assembly - Iveco VECTOR Series Technical And Repair Manual

88
SECTION 3 - INDUSTRIAL APPLICATION

ADJUSTING ROCKER ARM ASSEMBLY

Handle all parts extremely carefully. Never get
your hands or fingers between pieces. Wear the
!
required safety clothing such as goggles, gloves,
safety shoes and helmet.
To adjust the rocker arm assembly, proceed as illustrated
here:
Figure 6
- Unscrewing the relevant screws (3), remove the 16
covers of the tappet housings (4).
NOTE In maintenance conditions with the engine on the
stand to obtain greater precision in positioning
cylinder 1 at T.D.C. it is also possible to remove the
tappet cover.
Figure 7
- Fit the tool 99368502 (6) in correspondence with the
inside of the flywheel housing (opposite side to the
starter motor).
Base - April 2006
- Fitting the 24 mm ratchet wrench on the back of tool
99368502 (see preceding page), turn the engine flywheel
until we obtain the required cylinder balancing (the 4
valves are at the same height).
Figure 8
- To obtain cylinder no.1 or no.6 in T.D.C. conditions it is
81601
necessary to position the damping flywheel as indicated
in the picture.
For the following
recommended to trace some marks on the elastic joint
drive wheel, placed at 90° one from theother.
- After obtaining this condition of balancing we move on
to adjust the valves in the following order.
Figure 9
FIRST STEP
81603
VECTOR 8 ENGINES
83505
balancing/adjustments it
BALANCING
ADJUST
81605
Print P2D32V001E
is