CFM CFM56-2 - Page 59

EFFECTIVITY
ALL CFM56 ENGINES
CFMI PROPRIETARY INFORMATION
CFM56-ALL TRAINING MANUAL
REQUIREMENTS
BORESCOPE INSPECTION
Page 58
Sep 03
MATERIALS AND EQUIPMENT
(ALL) :
Rigid borescope probe set.
There are 4 rigid borescope probes for inspection of the
internal areas of the engine and each probe is used for a
specic purpose :
- Probe 1 (black) : Magnication, close inspection,
detailed evaluation and conrmation of defects
(cannot be used in every hole due to its diameter).
- Probe 2 (yellow) : General inspection.
- Probe 3 (green) : Fore-oblique angle probe, platform
inspection.
- Probe 4 (blue) : Retro angle probe, blade tip
inspection.
TOC