Service difficulty report · Actuator · Boeing 737752

Difficulty date
May 8, 2016
Submitted
July 26, 2016
Operation
Air carrier
Aircraft
N851AM
Make and model
Boeing 737752
Aircraft serial
29363
Aircraft time
41,170 hours, 21,090 cycles
Part
Actuator
Condition
Leaking
Location
Hyd System
Stage of operation
IN
How discovered
9
Nature of condition
K
Precautionary procedure
K

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

What was found

DURING TRANSIT CHECK, IT WAS DETECTED A HYDRAULIC LEAK IN THE SPOILER ACTUATOR NUMBER 12. MAINTENANCE PERSONNEL PERFORMED REVISION DETECTING HYDRAULIC LEAK AT SPOILER ACTUATOR RESTRICTOR PACKING NUMBER 12; SO THE SPOILER ACTUATOR RESTRICTOR PACKING CONNECTOR NUMBER 12 WAS TIGHTENED IAW AMM 27-62-94-400-801, TESTED CORRECT. AT MEX, DURING OVERNIGHT CHECK, AS PRECAUTIONARY ACTION, THE EXTENDED AND RETRACTED PRESSURE LINE PACKING’S OF THE SPOILER ACTUATOR NUMBER 12 WERE REPLACED IAW AMM 27-62-94, TESTED CORRECT.