SDR UALA2013022201066

Service difficulty report · Control Panel · Boeing 767322

Difficulty date: February 21, 2013
Submitted: February 22, 2013
Operation: Air carrier
Aircraft: N671UA
Make and model: Boeing 767322
Aircraft serial: 30026
Aircraft time: 48,165 hours, 12,242 cycles
Engine: Pwa PW4056
System (JASC): 2350 · Audio Integrating System
Part: Control Panel
Condition: Defective
Location: Cockpit
Stage of operation: IN
How discovered: O
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

CAPT'S ACP BACKGROUND AND MIC SWITCH LIGHTS INOP. REF WDM 33-13-18 CHECKED WIRING FRM M70 TO TB464 H9&H7-ALL OK, GD4456-AC OK, MEGGED WIRING FRM D257 TO PIN 1 TO D603 PIN 1, D407 PIN 1, D1629 PIN 1 AND D1020 4 PIN 2 NO SHORTS. TB 464 H7&H9 NO CORROSION NOTED. REMOVED AND REPLACED CAPT ACP REF AMM 23-51-01, OPS CHECK OK, ALL LIGHTING OPS CHECK NORMAL.