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B2.04
Engine overhaul - Inspections
Main characteristics of cylinder sleeves
Min. coaxiality
0.03 mm
Nominal diameter
94 mm±0.008
(DN)
Max. ovalisation at D3 0.015 mm
Max. ovalisation at D2 0.015 mm
Max. ovalisation at D1 0.02 mm
Visual inspection of piston wear
The following procedures must be performed in a suitable, clean area, wearing professional disposable nitrile powder free gloves.
Frequently check the condition of the gloves used and replace if torn of excessively soiled.
Remove the pistons complete with connecting rods (
Clean the pistons thoroughly, taking care not to damage them.
Visually inspect the outer surface of the pistons, checking that there are no signs of scoring or abnormal wear.
If any signs of scoring or abnormal wear are found, replace the pistons.
Checking dimensions of the crankshaft and selecting half bearings
The following procedures must be performed in a suitable, clean area, wearing professional disposable nitrile powder free gloves.
Frequently check the condition of the gloves used and replace if torn of excessively soiled.
Remove the crankshaft (
Visually inspect the outer surface of the crankshaft, checking that there are no signs of scoring or abnormal wear.
B2.03).
B2.03).
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