What was found
NR 1 ENGINE ESN 894137 TC 78472010 FOUND MULTIPLE PLATFORMS MISSING ELASTOMER SEALS. OUT OF LIMITS PER TASK AMM 72-21-02-200-801-F00. REQUIRES REPLACEMENT OF 24 PLATFORMS. GROUNDED - YES. REPLACED ALL 24 PLATFORMS REF T/C #78472010.
- Difficulty date
- May 13, 2019
- Submitted
- May 17, 2019
- Operation
- Air carrier
- Aircraft
- N559AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35178
- Aircraft time
- 46,879 hours, 13,932 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Elastomer
- Part number
- 3400018170
- Condition
- Missing
- Location
- Nr 1 Engine
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.