Service difficulty report · Fire Warning · Boeing 74787UF

Difficulty date
March 12, 2015
Submitted
March 17, 2015
Operation
Air carrier
Aircraft
N857GT
Make and model
Boeing 74787UF
Aircraft serial
37568
Aircraft time
13,624 hours, 2,432 cycles
Part
Fire Warning
Condition
False Activation
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

DURING CLIMB, APPROXIMATELY 11,000', FIRE BELL SOUNDED FOR 2 SECONDS. NO FIRE OR SMOKE INDICATIONS. NO EICAS WARNINGS, ALERTS OR FIRE LIGHTS. REPEAT WRITE UP. FIRE BELL SOUNDED REPEATEDLY EVERY 30 SECONDS FOR 3 SECONDS WITH WHEEL WELL EICAS MESSAGE AND MASTER WARNING LIGHT. WHEEL WELL FIRE DETECTION DEFERRED IAW POLAR DDG 26-17-01A. MAINTENANCE ACTION COMPLIED WITH.

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