INFORMATION ABOUT OVERHAULING
8 INFORMATION ABOUT OVERHAULING
8.1 Recommendations for overhauls and tuning
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The information is laid out in sequence, according to operational requirements, and the intervention
methods have been selected, tested and approved by the manufacturer's
technicians.
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This chapter describes procedures for checking, overhauling and tuning units and/or individual
components.
NOT E : To easily locate specific topics, the reader should refer to the analytical index or chapter index.
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Before any intervention, the operator should lay out all equipment and tools in such a way as to
enable him to carry out operations correctly and safely.
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The operator must comply with the specific measures described in order to avoid errors that might
cause damage to the engine.
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Before carrying out any operation, clean the units and/or components thoroughly and eliminate any
deposits.
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Do not wash the components with steam or hot water. Use suitable products only.
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Do not use flammable products (petrol, diesel, etc.) to degrease or wash components. Use suitable
products only.
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Apply a layer of lubricant over all surfaces of all disassembled components to protect them against
oxidation.
•
Check the integrity and state of wear of all disassembled components in order to ensure good
working condition of the engine.
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When indicated, some components are to be replaced in pairs or together with other parts (e.g.
crankshaft half-bearings/connecting rod, piston complete with rings and gudgeon pin, etc.).
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When indicated, some grinding operations are to be carried out in series (e.g. grinding of cylinders,
crankpins, journals, etc.).
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