SDR UALA2010090903337

Service difficulty report · Clamp · Boeing 767322

Difficulty date: September 9, 2010
Submitted: September 10, 2010
Operation: Air carrier
Aircraft: N642UA
Make and model: Boeing 767322
Aircraft serial: 25092
Aircraft time: 83,647 hours, 13,418 cycles
Engine: Pwa PW4060
Engine time: 77,317 hours, 11,499 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Clamp
Condition: Missing
Location: Rt Nacelle
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

RT ENG FIRE WARNING, RTFL. CAPTAIN RETURNED NR 2 THROTTLE TO IDLE POSITION BY 17,000 AND FIRE WARNING CEASED. FURTHER TEST OF FIREWARNING SYSTEM CHECKED NORMAL & ENG WAS SHUTDOWN PER CREW CHECKLIST. CREW VERIFIED NO FIRE BOTTLES WERE DISCHARGED AND NO FURTHER FIRE WARNINGS OCCURED AFTER NR 2 ENG SHUTDOWN. FOUND E SEAL AND CLAMP MISSING FROM INTERMEDIATE CHECK VALVE, REPLACED PER MM. ACCOMPLISHED FIRE WARNING TEST AND HIGH POWER ENGINE RUN AT 1.50 EPR FOR 3 MINUTES NO DEFECTS NOTED.