SDR 7IWB2019F00137

Service difficulty report · Bleed Air Sys · Boeing 727200

Difficulty date: March 4, 2019
Submitted: March 4, 2019
Operation: Air carrier
Aircraft: N209TR
Make and model: Boeing 727200
Aircraft serial: 20994
Aircraft time: 73,101 hours, 51,074 cycles
Engine: Pwa JT8D9A
Engine time: 40,347 hours, 37,919 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Bleed Air Sys
Condition: Leaking
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: J, B, A

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

What was found

ON 3/2/2019, DEPARTED, APROX 3 MINUTES AFTER TO, THE CREW GOT A NR 1 ENGINE FIRE INDICATION IN THE COCKPIT. THE CREW REDUCED THE POWER SETTING TO IDLE AND THE FIRE INDICATION WENT AWAY. THEY RETURNED TO KMFE SAFELY. AFTER TROUBLESHOOTING BY IJW MECHANICS, IT WAS DETERMINED THAT NO FIRE HAD OCCURRED BUT THAT A BLEED AIR LEAK HAD BLOWN AIR ONTO THE FIRE LOOP AND CAUSED THE FIRE WARNING TO GO OFF.

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