Service difficulty report · Smoke Detector · Boeing 757222

Difficulty date
February 15, 2010
Submitted
February 18, 2010
Operation
Air carrier
Aircraft
N555UA
Make and model
Boeing 757222
Aircraft serial
26647
Aircraft time
62,377 hours, 19,459 cycles
Engine
Pwa PW2037
Part
Smoke Detector
Part number
2156604A
Condition
Failed
Location
Aft Cargo
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

AFT CARGO SMOKE DETECTION TEST NOT RESPONDING. AFTER REPLACING FIRE CARD M10427 AND PERFORMING SMOKE TEST EICAS INDICATES (FWD DET 1 AND AFT DET 2) FAILED. REPLACED AFT SMOKE DETECTOR 2. CHECKS GOOD.