Service difficulty report · Unknown · Boeing 7379

Difficulty date
July 6, 2023
Submitted
July 7, 2023
Operation
Air carrier
Aircraft
N931AK
Make and model
Boeing 7379
Aircraft serial
43353
Aircraft time
5,643 hours, 1,661 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
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

TECH SERVICES FOLLOW UP ON URGENT CNR 20230706003 FOR #1 ENG (60A314) CUMULATIVE ODMS CHIP COUNT INCREASE - LOW THRESHOLD - URGENT. GROUNDED - YES. PERFORMED ODMS SENSOR INSPECTION REF AMM 79-00-00- TSR STEP 1. DEBRIS FOUND, PICTURES TAKEN AND DEBRIS COLLECTED SENT TO PP ENGINEERING. PERFORMED STEP 2-4 OF TSR, INSPECTED ALL SCAVANGE SCREEN PLUGS REF AMM 79-21-04. NO DEBRIS FOUND. INSPECTED STARTER MAG CHIP DETECTOR REF AMM 80-11-09. NO DEBRIS FOUND. REQUIRES IDLE ENG RUN LEAK CHECK. COMPLETED STEP 6, RESET #1 ENG ODMS CHIP COUNT, REF AMM 71-00-00-700-802-G00. ACCOMPLISHED IDLE LEAK CHECK OF #1 ENG ODMS SENSOR, CHIP DETECTORS, AND STARTER MAG CHIP DETECTOR, CHECKS GOOD NO LEAKS REF AMM 71-00-00. MATERIAL IDENTIFIED AS 35NCD16, DISPOSITION BY CFM AS NO MAINTENANCE ACTION REQUIRED. REF PWRPL-79EA-25823.

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