SDR AALA201901176001

Service difficulty report · Module · Boeing 767323

Difficulty date: January 16, 2019
Submitted: January 17, 2019
Operation: Air carrier
Aircraft: N347AN
Make and model: Boeing 767323
Aircraft serial: 33086
Aircraft time: 58,456 hours, 9,619 cycles
System (JASC): 2910 · Hydraulic System, Main
Part: Module
Condition: Leaking
Location: Hyd System
Stage of operation: NR
How discovered: O
Nature of condition: K, J
Precautionary procedure: A

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

What was found

CREW STATED THAT THE PRESSURE HAD BEEN DROPPING STEADILY FOR SERVERAL MINUTES AND HYDRAULIC PRESSURE ALERT ILLUMINATED WITH RIGHT HYDRAULIC QUANTITY CAUTION LIGHT. EVENTUALLY RECEIVED A RIGHT HYDRAULIC SYSTEM PRESSURE CAUTION LIGHT, FOLLOWED THE QRH PROCEDURES. NO EMERGENCY DECLARED, LANDED WITHOUT FURTHER INCIDENT. THE AIRCRAFT WAS GROUNDED. MAINTENANCE FOUND THE RIGHT PYLON MODULE DPI LEAKING AND REPLACED IAW AMM 29-11-17. PERFORMED SATISFACTORY OPERATIONAL CHECK. NO LEAKS NOTED.