Service difficulty report · Sensor · Boeing 7879

Difficulty date
June 29, 2022
Submitted
June 29, 2022
Operation
Air carrier
Aircraft
N15969
Make and model
Boeing 7879
Aircraft serial
60142
Aircraft time
24,936 hours, 2,478 cycles
Part
Sensor
Part number
NA
Part serial
NA
Condition
Dirty
Location
Eicas
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

BULK CARGO HEAT EICAS AFTER SEVERAL MINUTES FROM OFCRA EICAS FOUND SUPPLY FAN FOD SCREEN AND BULK CARGO ZONE TEMP SENSOR FULL OF DUST . CLEANED FOD SCREEN AND TEMP SENSOR. PERFORMED AFT/ BULK TEST PASSED.TRIM AIR TEST, TEST PASSED. PERFORMED AIR DISTRUBUTION SYSTEM, PROTECTION TEST, TEST PASSED. RAN BOTH PACK SYSTEMS AND PERFORMED GALLEY VENT FAN TEST, TEST PASSED. MONITERED INDICATION NO FAULTS OR SMOKE INDICATIONS, REF AMM CARGO HEAT TEST. TEST PASSED REF AMM 21-44-00. ALSO PERFORMED LH PERFORMED AFT EQUIPMENT COOLING TEST, TEST PASSED. PERFORMED 21-51-00 AND RH PACK SYSTEM AIR ON TEST, TEST PASSED. PERFORMED LH/ RH HUMIDITY CONTROL TEST, TEST PASSED. PERFORMED CARGO FIRE

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