Check Of Rod/Piston Alignment; Fitting The Rod-Piston Assemblies Into The Cylinder Liners - Iveco VECTOR Series Technical And Repair Manual

32
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS

Check of rod/piston alignment

Figure 68
1
After assembling the rod—piston group (1) check the squaring
using apparatus 99395363 (3) and feeler gauge (2). Squaring
must be exact otherwise the cause should be found and faulty
part replaced.
Figure 69
- Fit half bearings (1) on connecting rod and cap.
NOTE
Refit the main bearings that have not been replaced,
in the same position found at removal.
Do not try to adapt the half bearings.
Base - April 2006
Fitting the rod—piston assemblies into the
cylinder liners
Figure 70
2
3
DIAGRAM FOR INSERTING THE CONNECTING
ROD-PISTON ASSEMBLY IN CYLINDER
1. Tappet side — 2. Camshaft
37716
Figure 71
The connecting rod — piston assemblies (1) are fitted in the
cylinder liners with the aid of the flexible band 99360603 (2)
observing the following requirements:
- lubricate the pistons, piston rings and cylinder liners with
engine oil;
- take the crankpin of the piston involved in assembly to
T.D.C.;
- the number of the connecting rod must correspond to
the number of the cylinder liner in which it is inserted and
must face the same side as that stamped on the cylinder
block; in addition, the wording "TAPPET SIDE" on the
crown of the piston must face the camshaft;
37717
- the gaps in the piston rings must be staggered 120° apart.
NOTE
If it is not necessary to replace the big end bearings,
they must be reassembled according to the same
order and position found upon disassembly.
VECTOR 8 ENGINES
81350
16793
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