Service difficulty report · Pump · Boeing 7374B7

Difficulty date
December 16, 2012
Submitted
December 17, 2012
Operation
Air carrier
Aircraft
N427US
Make and model
Boeing 7374B7
Aircraft serial
24549
Aircraft time
62,610 hours, 41,757 cycles
Part
Pump
Part number
6507506
Part serial
171321
Condition
Leaking
Location
Hydraulic Sys
Part time
44,949 hours, 34,384 cycles
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

AFTER TAKEOFF FROM CLT, CREW REPORTED THE B-SYSTEM PUMP LOW PRESSURE LIGHT ILLUMINATED ALONG WITH 1/2 LOSS OF B-HYDRAULIC QUANTITY. FLIGHT RETURNED TO FIELD AT CLT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE NR 2 ENGINE HYDRAULIC PUMP IAW 29-15-12. OPS CHECK GOOD.

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