SDR CAL950467

Service difficulty report · Hyd Pump · Boeing 727232

Difficulty date: June 8, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N16784
Make and model: Boeing 727232
Aircraft serial: 20639
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Hyd Pump
Part number: 10605565
Condition: Leaking
Location: Nr1/Nr2 Engines
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

FLT NR 525 - IAH - THE 'B' SYSTEM HYDRAULIC QUANTITY GAUGE INDICATED ZERO AND WAS ACCOMPANIED BY ILLUMINATION OF THE NR 2 'B' SYSTEM PUMP LIGHT WHILE IN FLIGHT. ABNORMAL PROCEDURES WERE COMPLIED WITH AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 1 AND NR 2 'B' SYSTEM PUMPS DUE TO LEAKAGE. THE SYSTEM WAS PRESSURIZED AND NO LEAKS WERE FOUND. (M)