Service difficulty report · Smoke Detector · Boeing 737522

Difficulty date
June 21, 2007
Submitted
June 26, 2007
Operation
Air carrier
Aircraft
N925UA
Make and model
Boeing 737522
Aircraft serial
26646
Aircraft time
41,196 hours, 30,036 cycles
Engine
Ge CFM56*
Part
Smoke Detector
Condition
Failed
Location
Cargo Bay
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

AT THE TEST OF CARGO DETECTION SYSTEM THE A & B FAIL LIGHTS ILLUMINATE FOR THE FWD CARGO PIT DETECTORS. REPLACED FWD "B" AND FWD " A" SMOKE DETECTORS IN THE FWD PIT.