Service difficulty report · Filter · Boeing 737900

Difficulty date
January 17, 2022
Submitted
January 19, 2022
Operation
Air carrier
Aircraft
N57439
Make and model
Boeing 737900
Aircraft serial
33534
Aircraft time
40,473 hours, 14,027 cycles
Part
Filter
Part number
CFM567B27EF
Condition
Warning Message
Location
Position #2
Stage of operation
CR
How discovered
V
Nature of condition
J
Precautionary procedure
O

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

What was found

OIL FILTER BYPASS LGT ILUMM ON TAKEOFF ROLL EXTINGUISHED IN AIR CREW REPORTS #2 ENGINE FOR #2 ENGINE FOUND FILTER BYPASS INDICATOR POPPED, REMOVED PHOTOS ATTACHED PERFORMED FIM TASK 79-05 TASK817 UP TO STEP 3 B 1 " CHIP SCAVENGE FILTER AND SUPPLY FILTER AND CHECK FOR VISUAL DEBRIS, DETECTOR INSPECTION" WILL NEED TO DO REPAIR CONFORMATION AFTER NONE FOUND. REMOVED AND INSPECTED OIL SYSTEM MCDS. FOUND TEFLON INSPECTION OF CHIP DETECTORS. DEBRIS IN FWD SUMP MCD ENGINE #2, ESN 658406 REMOVED FOR REPAIR/OVERHAUL.