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4
CHECKS AND OVERHAUL
RECOMMENDATIONS FOR OVERHAULS AND TUNING
Important
•
To locate specific topics, the reader should refer to the index.
•
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.
•
The operator must comply with the specific measures described in order to avoid errors that might cause damage to the engine.
•
Before carrying out any operation, clean the assemblies and/or components thoroughly and eliminate any deposits or residual
material.
•
Wash the components with special detergent and do not use steam or hot water.
•
Do not use flammable products (petrol, diesel, etc.) to degrease or wash components. Use special products.
•
Dry all washed surfaces and components thoroughly with a jet of air or special cloths before reassembling them.
•
Apply a layer of lubricant over all surfaces to protect them against oxidation.
•
Check all components for intactness, wear and tear, seizure, cracks and/or faults to be sure that the engine is in good working
condition.
•
Some mechanical parts must be replaced en bloc, together with their coupled parts (e.g. valve guide/valve etc.) as specified
in the spare parts catalogue.
Danger
•
During repair operations, when using compressed air, wear eye protection.
KD425-2 Workshop Manual_cod. ED0053031750_
1° ed
_ rev.
00
Summary of Contents for KD425-2
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