Service difficulty report · Warning System · Doug DC983

Difficulty date
January 31, 2001
Submitted
February 1, 2001
Operation
Air carrier
Aircraft
N9617R
Make and model
Doug DC983
Aircraft serial
53564
Aircraft time
11,048 hours, 5,208 cycles
Engine time
28,689 hours, 17,145 cycles
Part
Warning System
Part number
H05A003510
Condition
False Activation
Location
Caws
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
F, E

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

What was found

IN FLIGHT THE RT ENGINE FIRE WARNING GIVE VISUAL AND AURAL SIGNAL. REDUCED THROTTLE TO IDLE, NO HELP. SHUT DOWN ENGINE AND FIRED BOTH BOTTLES, STILL NO HELP. LANDED AT SCHEDULED STATION, SJU. FOUND THE CENTRAL AURAL WARNING SYSTEM (CAWS) AT FAULT FOR ERRONEOUS INDICATION, AND REPLACED SAME. ALSO REPLACED BOTH ENGINE FIRE WARNING LOOPS PRECAUTIONARY, AND THE UNITS NECESSARY TO RESTORE THE FIRE EXTINGUISHING SYSTEM. CHECK-C 10-8-00 JFK.

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