MTU MW15406/17E Operating Instructions Manual page 151

Evaluation of findings and further measures
The findings in the start phase of oxidation discoloration and heat discoloration are similar. A thorough
investigation and compliance with the above evaluation criteria allow an unambiguous evaluation. To
avoid unnecessary disassembly work, it is recommended that another inspection be carried out after
further operation of the engine.
MW15406/17E 2014-05 | Task Description | 151