SDR 2023F00091

Service difficulty report · Unknown

Difficulty date
March 28, 2023
Submitted
March 28, 2023
Operation
General aviation
Part
Unknown
Condition
Unknown
Location
Unknown
Component
Lpt Seal Stage · Cfmint
Component part number
3381117010
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

AN ERROR HAS BEEN DETECTED ON A HEAT TREATMENT CYCLE DURING THE REPAIR OF A LPT SEAL STAGE 3 CFM56 (SN DD020283 / DA210352) PARTS IN THE PROCESS OF REPAIR HAVE BEEN SECURED. AFTER INVESTIGATION, CRMA HAS ONLY DELIVERED TWO PARTS WITH THE SAME ERROR TO OUR US CUSTOMER INAV. INFORMATION ABOUT A POTENTIEL SAFETY ISSUE HAS BEEN TRANSMITTED TO THE CUSTOMER. WE ARE WAITING INSTRUCTIONS FROM THE OEM CFMI.