Service difficulty report · Pump · Boeing 7373B7

Difficulty date
August 27, 2000
Submitted
October 30, 2000
Operation
Air carrier
Aircraft
N517AU
Make and model
Boeing 7373B7
Aircraft serial
23703
Part
Pump
Part number
6507506
Condition
Leaking
Location
Nr 1 Engine
Part time
26,489 hours
Stage of operation
CL
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

MCO - FLT 808 - DURING CLIMB-OUT FROM MCO, EN ROUTE TO PHL, CREW NOTICED A LOSS OF NR 1 ENGINE HYDRAULIC PRESSURE ON THE ENGINE DRIVEN PUMP AND THE SYSTEM A HYDRAULIC QUANTITY INDICATOR READING BELOW ONE-QUARTER GALLON. CREW DECLARED AN EMERGENCY AND RETURNED TO FIELD AT MCO. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE DRIVEN HYDRAULIC PUMP. OPERATIONAL CHECK GOOD. NO LEAKS NOTED. (M)

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