SDR 2000ZZZM67

Service difficulty report · Motor · Boeing 727227

Difficulty date: December 23, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N767AT
Make and model: Boeing 727227
Aircraft serial: 22001
System (JASC): 2752 · Trailing Edge Flap Actuator
Part: Motor
Condition: Leaking
Location: Hyd System
Stage of operation: CR
Nature of condition: K, J
Precautionary procedure: O

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

What was found

FLL-IND - FLT 476 - DURING CRUISE, THE 'A' HYDRAULIC SYSTEM QTY SLOWLY DECREASED, RAN AOM PROCEDURE, WAS UNABLE TO ISOLATE LEAK. LANDING GEAR WAS EXTENDED USING MANUAL PROCEDURES, LANDED AT IND WITHOUT FURTHER INCIDENT. REMOVED AND REPLACED LEFT FLAP POWER UNIT HYDRAULIC MOTOR IAW MM 27-51-62. ADDITIONAL ITEMS WERE REPLACED, NR 1 AND NR 2 ENGINE HYDRAULIC PUMPS, CASE DRAIN FILTERS AND SYSTEM 'A' FILTERS, CHECKED FOR LEAKS AND FOUND SERVICEABLE. (M)