SDR CALA2017111704069

Service difficulty report · Fitting · Boeing 757324

Difficulty date: November 17, 2017
Submitted: November 17, 2017
Operation: Air carrier
Aircraft: N75851
Make and model: Boeing 757324
Aircraft serial: 32810
Aircraft time: 50,553 hours, 16,715 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Fitting
Condition: Galled
Location: Shutoff Valve
Part time: 85,511 hours, 21,663 cycles
Stage of operation: CR
How discovered: 9
Nature of condition: J
Precautionary procedure: A

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

What was found

STATUS MESSAGE FOR THE LT STRUT OVERHEAT DETECTOR 1. EMERGENCY DECLARED. REPLACED PRSOV IAW AMM 36-11-09. FOUND PNEU FITTING ON VALVE GALLED. NO LEAKS NOTED WITH DUCTS PRESSURIZED IAW AMM 36-11-09, ACCOMPLISHED ENGINE RUNS 80 PERCENT N1, 10 MINUTES, NO STATUS MESSAGES DISPLAYED, PRSOV OPS NORMAL.