SDR CNMA200100013

Service difficulty report · Clamp · Doug DC1030

Difficulty date: April 27, 2001
Submitted: April 30, 2001
Operation: Air carrier
Aircraft: N630AX
Make and model: Doug DC1030
Aircraft serial: 46596
Aircraft time: 70,444 hours, 18,812 cycles
Engine: Ge CF650C2
System (JASC): 3610 · Pneumatic Distribution System
Part: Clamp
Condition: Loose
Location: Bleed Air
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: E, A

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

What was found

AFTER TAKEOFF, NR 3 ENGINE FIRE WARNING ILLUMINATED AT CRUISE POWER. REDUCED POWER AND INDICATION CEASED. ACCOMPLISHED EMERGENCY PROCEDURES AND SHUT ENGINE DOWN. RETURNED TO ORIGINATING AIRPORT. INSPECTED ENGINE. FOUND LOOSE CLAMP ON PNEUMATIC DUCT AT TURBINE MIDFRAME AREA. REALIGNED DUCT, RETIGHTENED CLAMP, AND SAFETIED. PERFORMED GROUND ENGINE RUN. ALL PARAMETERS NORMAL.

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