SDR UIEA2020093002139

Service difficulty report · Fitting · Boeing 76733A

Difficulty date: September 25, 2020
Submitted: September 30, 2020
Operation: Air carrier
Aircraft: N1997A
Make and model: Boeing 76733A
Aircraft serial: 27310
Aircraft time: 98,863 hours, 20,414 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Fitting
Condition: Unsecure
Location: Shutoff Valve
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

RT ENGINE HPSOV, QRH COMPLETE LIGHT DID NOT EXTINGUISH. PERFORMED AIR SUPPLY MODULE BITE PROCEDURE, PER AMM 36-20 FT 804 TIGHTEND HPSOV LOOSE HPSOV SENSE LINE FITTINGS, IAW AMM 36-11-07. PERFORMED ENGINE RUN, PER AMM 71-00-00. NO FAULTS FOUND.

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