Service difficulty report · Switch · Boeing 757222

Difficulty date
March 31, 2013
Submitted
May 8, 2013
Operation
Air carrier
Aircraft
N545UA
Make and model
Boeing 757222
Aircraft serial
25323
Aircraft time
80,587 hours, 23,285 cycles
Engine
Pwa PW2037
Part
Switch
Condition
Failed
Location
Lt A/C Pack
Stage of operation
NR
How discovered
9
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

LEFT A/C PACK BITE EICAS MESSAGE. REPLACED CABIN ALTERNATE SWITCH IAW AMM, BITE CHECKED GOOD.