SDR UIEA2016121901045

Service difficulty report · Warning System · Boeing 76733AER

Difficulty date: December 17, 2016
Submitted: December 20, 2016
Operation: Air carrier
Aircraft: N1997A
Make and model: Boeing 76733AER
Aircraft serial: 27310
Aircraft time: 90,947 hours, 17,752 cycles
System (JASC): 2100 · Air Conditioning System
Part: Warning System
Condition: Activated
Stage of operation: AP
How discovered: O
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

DURING APPROACH AT 3000FT, WHEN APP MODE SELECTED, A PWR TRANSFER,LOAD SHED EVENT OCCURS. EICAS RT PACK OFF, AUDIBLE ALARM HEARD, BEEPING FOR A COUPLE SECONDS. PERFORMED A BITE TEST ON PACK CONTROLLER, NO FAULTS PRESENT, MCDP SHOWS NO FAULTS, TEST 30/40 CHECKED NORMAL. NO FAULTS PRESENT IAW AMM 21-51-00-22-00-02.

More about the Boeing 767-33AER