SDR 99UAL900288

Service difficulty report · Wire · Boeing 737322

Difficulty date: May 21, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N349UA
Make and model: Boeing 737322
Aircraft serial: 24253
Engine: Ge CFM56*
System (JASC): 2497 · Electrical Power System Wiring
Part: Wire
Condition: Chafed
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: B
Precautionary procedure: A

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

What was found

ACCUMULATION OF SMOKE IN THE FLIGHT DECK. *S/D* WIRE W276-090-14 WAS FOUND CHAFED AGAINST BRACKET 65-55704-4, LOCATED ABOVE THE P6-1 LOAD CONTROL PANEL. DAMAGE THE RESULT OF INADEQUATE BUNDLE CLEARANCE FOLLOWING PREVIOUS SHEET METAL REPAIR. WIRE REPAIRED AND BUNDLE RELOCATED TO PROVIDE CLEARANCE. CIRCUIT BREAKERS C824 AND C755 REPLACED PRECAUTIONARY. SUPPORT BRACKET BLENDED TO REMOVE MINOR ARCHING DAMAGE. OPS CHECK OK.