Service difficulty report · Spar · Diamon DA40

Difficulty date
May 9, 2017
Submitted
July 12, 2017
Operation
General aviation
Aircraft
N4117H
Make and model
Diamon DA40
Aircraft serial
4117H
Aircraft time
8,914 hours
System (JASC)
5711 · Wing Spar
Part
Spar
Condition
Cracked
Location
Zone 100
Part time
8,914 hours
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

SPIDER WEB CRACK ON AFT LEFT SIDE OF AFT (MAIN) CARRY THROUGH SPAR. CRACK WAS APPROX. 1.25 INCHES BY 1 INCH. CRACKED AREA REMOVED TO INVESTIGATE DAMAGE FURTHER, CRACK WENT THROUGH ALL LAYERS OF FIBERGLASS AND DOWN TO(BUT NOT INTO) THE FOAM. AREA OF FIBERGLASS REMOVED IS APPROX. 2 INCHES X 1.5 INCHES. LOCATED 16 INCHES FROM CENTERLINE. SEE PICTURES ATTACHED TO EMAIL SENT TO 9-AMC-SDR-PROGMGR@FAA.GOV

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