Service difficulty report · Pump · Airbus A321231

Difficulty date
July 2, 2017
Submitted
July 4, 2017
Operation
Air carrier
Aircraft
N977UY
Make and model
Airbus A321231
Aircraft serial
5409
Aircraft time
15,556 hours, 6,295 cycles
Part
Pump
Part number
3031863001
Part serial
MX788589
Condition
Failed
Location
Hydraulic Sys
Part time
6,008 hours, 2,358 cycles
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

AIRCRAFT WAS GROUNDED. DIVERTED TO MCO. EMERGENCY DECLARED. FLIGHT CREW REPORTED FAILURE OF NR 1 HYDRAULIC GREEN PUMP INFLIGHT AND LOSS OF GREEN SYSTEM PRESSURE. ACCOMPLISHED TSM 29-11-00-810 FOR LOSS OF PRESSURE NR 1 PUMP. REMOVED AND REPLACED CASE DRAIN FILTER IAW 29-11-43 WITH NO DEBRIS FOUND. REMOVED AND REPLACED NR 1 PUMP IAW 29-11-31. ACCOMPLISHED OPERATIONAL TEST IAW AMM 29-11-00 AND 29-11-51. LEAK CHECK GOOD. SYSTEM CHECKS NORMAL.

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