Service difficulty report · Blade · Boeing 737890

Difficulty date
June 7, 2021
Submitted
June 9, 2021
Operation
Air carrier
Aircraft
N588AS
Make and model
Boeing 737890
Aircraft serial
35685
Aircraft time
48,326 hours, 14,385 cycles
Engine
Cfmint CFM567B273
Engine time
48,326 hours, 14,385 cycles
Part
Blade
Condition
Damaged
Location
Rt Compressor
Part time
48,326 hours, 14,385 cycles
Stage of operation
IN
How discovered
B
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

REF T/C #7847001 SPECIAL DETAIL INSPECTION (SDI) (BORESCOPE) - CFM56-7 HPC #2 ENG. STAGES 2,4,6,8 BLADES. GROUNDED - YES. FOUND DAMAGE ON AFT SIDE STG 3 BLADES, DAMAGE TO STG 4 I/B CHANNEL, & DAMAGE ON L/E OF STG 8 BLADE. FURTHER EVALUATION OF BLADES 3 THRU 9 & COMPLETION OF REF T/C #78472001. FOUND MISSING PIN VSV ST 3 AT 9 O'CLOCK DAMAGE ON ST 8 LE DIM B TEAR 0.124" WIDTH AND 0.118" DEPTH. REMOVED AND REPLACED ENGINE TRANSFERRED TO SHOP W/O 1875150.