SDR ASAA2018101226470

Service difficulty report · Flange · Boeing 737890

Difficulty date: October 12, 2018
Submitted: October 16, 2018
Operation: Air carrier
Aircraft: N508AS
Make and model: Boeing 737890
Aircraft serial: 35691
Aircraft time: 39,236 hours, 11,791 cycles
Engine: Cfmint CFM567B27
System (JASC): 7250 · Turbine Section
Part: Flange
Condition: Dented
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.

What was found

REF T/C 78472000 ON ENG NR 1 FOUND FLANGE ASSEMBLY HAS A DENT. AMM 72-56-00-000-802 FIG 401, NR 1. GROUNDED - YES. REMOVED #1 ENG PRIMARY NOZZLE, PLUG ASSY, FLAME ARRESTOR & FLANGE REF B737-800 AMM 78-11-01, 78-11-02, 72-56-00. REPLACED FLANGE WITH NEW & REINSTALLED PRIMARY NOZZLE, PLUG ASSY, FLAME ARRESTOR & FLANGE REF B737-800 AMM 78-11-01, 78-11-02, 72-56-00.