Inspection and Maintenance — GEK 107048Scheduled Turbine Maintenance
STM-16
Table 4-1
MS-6001B DLN-1 Inspection Criteria
Access Area Inspect For
Compressor blades Foreign object damage
Dirt build up
Corrosion
Tip erosion
Trailing edge thinning
Stator blade root erosion
Tip clearance
Combustion
(Liner and transition piece)
Carbon build up
Hot spots
Cracking
Bulging
Wear
Missing metal
Missing Thermal Barrier Coating
Turbine nozzles Foreign object damage
Corrosion
Blocked cooling holes
Cracks
Trailing edge bowing
Erosion
Burning
Turbine buckets Foreign object damage
Corrosion
Blisters
Erosion
Cracks
Tip clearance
Missing metal