EFFECTIVITY
ALL CFM56 ENGINES
CFMI PROPRIETARY INFORMATION
CFM56-ALL
TRAINING MANUAL
HIGH PRESSURE
TURBINE
BORESCOPE
INSPECTION
Page 142
Sep 03
HIGH PRESSURE TURBINE (HPT)
(ALL) :
Specific rotor blades inspection areas.
Specific inspection areas for the HPT blades are defined
as follows:
Area C :
- All around the blade, extending from the first T/E slot
just above the root fillet, toward the tip of the blade,
up to the sixth T/E slot.
Area B :
- All around the blade, extending from the seventh T/E
slot, toward the tip of the blade, up to the twelfth
T/E slot.
Area A :
- All around the blade, extending from the thirteenth
T/E slot, up to the tip film holes.
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