What was found
LOST ALL PRESSURIZATION AT 6000'. LT EICAS TEST SHOWS 1 INTERNAL FAULT. REPLACED LEFT EICAS COMPUTER, TESTS OKAY. NO FAULTS NOTED.
- Difficulty date
- May 22, 2010
- Submitted
- May 26, 2010
- Operation
- Air carrier
- Aircraft
- N558UA
- Make and model
- Boeing 757222
- Aircraft serial
- 26654
- Aircraft time
- 59,270 hours, 21,877 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 3140 · Central Computers
- Part
- Computer
- Part number
- S242N701603
- Part serial
- 109
- Condition
- Faulty
- Location
- Eicas
- 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.