SDR AALA20060176

Service difficulty report · Pump · Boeing 757223

Difficulty date: March 18, 2006
Submitted: April 7, 2006
Operation: Air carrier
Aircraft: N633AA
Make and model: Boeing 757223
Aircraft serial: 24591
Engine: Rroyce RB211535E4B3
System (JASC): 7314 · Engine Fuel Pump
Part: Pump
Condition: Inoperative
Location: Fuel System
Stage of operation: CR
How discovered: O
Nature of condition: R, J
Precautionary procedure: A

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

What was found

MIA - AFTER APPROXIMATELY ONE HOUR AT 35000 CRUISE ALL INDICATIONS NORMAL. BEGAN CLIMB TO FINAL CRUISE ALTITUDE OF 37000. RIGHT FUEL FLOW ON 2.2 LEFT 5.1. UNABLE TO MAINTAIN ALTITUDE. DESCENDED TO FLIGHT LEVEL 250 AND FUEL FLOWS MATCH. 4.8 AND 4.8 AT 320 KNOTS. LANDED MIA WITHOUT INCIDENT. REPLACED RIGHT ENGINE FUEL GOVERNOR AND FUEL PUMP. SYSTEM GROUND CHECKED NORMAL OPERATION.