Service difficulty report · Actuator · Beech 1900D

Difficulty date
August 14, 2014
Submitted
March 12, 2015
Operation
General aviation
Make and model
Beech 1900D
Aircraft time
29,549 hours
Engine
Pwa PT6A67D
Part
Actuator
Part number
11438004115
Condition
Malfunctioned
Location
Mlg
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

(CAN) DURING A LEFT HAND END CAP INSPECTION PER MANUFACTURER`S INSTRUCTIONS IAW MM CHAPTERS 05-10-00-201 SECTION J & 32-30-10-201 SECTION D (ENCOMPASSING AD2009-23-01 & SB3870) IT WAS DISCOVERED THAT THE END CAP ON THE ACTUATOR, MAIN GEAR EXHIBITED A REPEATABLE CRACK RESPONSE OF 30% FSH LOCATED AT 5.0 ON THE HORIZONTAL BASELINE TOWARD THE END OF THE ACTUATOR CAP. REJECTABLE INDICATION MEASURED APPROXIMATELY 0.750" IN LENGTH. THE ACTUATOR WAS REMOVED FROM SERVICE AND REPLACED WITH AN OVERHAULED UNIT. GEAR SWINGS AND LEAK CHECKS WERE CARRIED OUT WITH THE SYSTEM FUNCTION CHECKED SERVICEABLE.

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