SDR SWAA201908135747

Service difficulty report · Hinge · Boeing 7377H4

Difficulty date: August 10, 2019
Submitted: August 13, 2019
Operation: Air carrier
Aircraft: N441WN
Make and model: Boeing 7377H4
Aircraft serial: 29837
Aircraft time: 55,999 hours, 32,878 cycles
System (JASC): 5242 · Electrical/Electronic Compartment Doors
Part: Hinge
Part number: H8591
Condition: Loose
Location: E&E Bay Door
Stage of operation: CR
How discovered: O
Nature of condition: E
Precautionary procedure: A

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

What was found

DIVERSION, AT FL250 AND 290 KTS, HAD VIBRATION IN FRONT OF AIRCRAFT SLOWED BELOW 245 KTS AND VIBRATION WENT AWAY. HIGH FREQ BUZZ ENGINE AVM #1 WAS 1.9: #2 .3. VIBRATION WAS IN #3 WINDOWS AND COCKPIT SIDE WALLS. NO BACK AIRCRAFT VIBRATION. / R&R HINGES PER AMM.

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