SDR USAABB01074

Service difficulty report · Controller · Boeing 7672B7

Difficulty date: July 29, 2001
Submitted: August 29, 2001
Operation: Air carrier
Aircraft: N651US
Make and model: Boeing 7672B7
Aircraft serial: 24764
System (JASC): 3610 · Pneumatic Distribution System
Part: Controller
Part number: 79275513
Condition: Leaking
Location: Lt Engine
Part time: 4,656 hours
Stage of operation: CR
How discovered: O
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

PHL - FLT 12 - APPROXIMATELY THIRTY MINUTES AFTER DEPARTURE, THE LEFT ENGINE BLEED LIGHT ILLUMINATED, THE DUCT PRESSURE WENT TO ZERO, AND THE LEFT PACK 'INOP' LIGHT ILLUMINATED. FLIGHT RETURNED TO PHL AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND A LEAKING FITTING ON THE LEFT ENGINE PRV CONTROLLER AND REPLACED IT. (M)

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