SDR 99UAL900449

Service difficulty report · Clamp · Doug DC1030

Difficulty date: August 26, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N1858U
Make and model: Doug DC1030
Aircraft serial: 46987
Engine: Ge CF650C2
System (JASC): 7830 · Engine Thrust Reverser
Part: Clamp
Part number: 9130M36P240
Condition: Broken
Location: Nr 1 Engine
Stage of operation: CL
Nature of condition: J
Precautionary procedure: E, J, A

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

What was found

AFTER T/O DURING CLIMBOUT, FIRE WARNING NR 1 ENGINE. SHUTDOWN PER SOP, DUMPED FUEL, RETURNED TO SFO. *S/D* FOUND FAILED V-CLAMP (P/N 9130M36P240) ON REVERSER DRIVE SUPPLY DUCT (P/N 9057M85G02). ALSO, DUCT WAS DAMAGED. DUCT AND CLAMP WERE REPLACED.

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