Service difficulty report · Filter · Extra EA300

Difficulty date
February 9, 2018
Submitted
March 6, 2018
Operation
General aviation
Aircraft
N330MN
Make and model
Extra EA300
Aircraft serial
LC051
Aircraft time
200 hours
Engine
Lyc AEIO320E1B
Engine time
200 hours
Propeller
Mtprop MTV9B
Part
Filter
Part number
AV2537610
Condition
Fractured
Location
Fuel Servo
Part time
200 hours
Stage of operation
IN
How discovered
V
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

REMOVED FUEL SERVO INLET STRAINER, FROM THE FUEL SERVO FOR 100HR CLEANING AND INSPECTION. WELDS HOLDING FILTER ELEMENT TO END FITTINGS WERE COLD, LACKING PENETRATION, AND CRACKED. THE WELDS ARE DOWNSTREAM SIDE OF THE FILTER. INSPECTION OF WELDS UNDER MAGNIFICATION SHOWED MULTIPLE CRACKS, FISSURES, AND POSSIBLE MISSING WELD MATERIAL, WHICH WOULD BE PASSED DOWNSTREAM INTO THE FUEL SERVO METERING SYSTEM.

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