Service difficulty report · Attach Bracket · Boeing 737890

Difficulty date
August 13, 2020
Submitted
August 17, 2020
Operation
Air carrier
Aircraft
N569AS
Make and model
Boeing 737890
Aircraft serial
35184
Aircraft time
49,733 hours, 15,042 cycles
Engine
Cfmint CFM567B27
Part
Attach Bracket
Part number
3400481040
Condition
Damaged
Location
Nr 2 Gear Box
Stage of operation
IN
How discovered
9
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

NR 2 ENG INLET AND FAN BLADE DETAILED INSPECTION. FOUND GOUGES ON DRAIN PLATE, AFT SIDE OF ASSY DRIVE GEAR BOX AT THE MAIN FUEL PUMP ATTACHMENT. GROUNDED - YES. REMOVED HIGH METAL FROM INBOARD EDGE OF DRAIN PLATE GOUGE, REF B737-900 AMM 70-10-07-800-801-F00. MEASURED DAMAGE ON INBOARD EDGE OF DRAIN PLATE, FOUND DEEPEST GOUGE AT .037". REMOVED AND REPLACED FUEL PUMP DRIVE PAD, PER ESM 72-63-00. ACCOMPLISHED TESTS 3A AND 3B, REF B737-900 AMM 71-00-00-800-811-F00, NO LEAKS NOTED.