SDR EGRR118893

Service difficulty report · Mount · Bell 412EP

Difficulty date
February 12, 2008
Submitted
February 28, 2008
Operation
Air carrier
Aircraft
N22PP
Make and model
Bell 412EP
Aircraft serial
36219
Aircraft time
4,039 hours, 12,473 cycles
Engine
Pwa PT6*
Part
Mount
Part number
412140100
Condition
Sheared
Location
Fuselage
Part time
1,175 cycles
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

DURING ROUTINE INSPECTION OF EXTERNAL HOIST NOTED BOLT PN NAS6204-54 SHEARED AT HEAD. THIS IS ONE OF THE (2) BOLTS SECURING THE HOIST ASSEMBLY TO THE HOIST SUPPORT ASSEMBLY. PERFORMED INSPECTION OF THE SECOND BOLT AND NOTED NO DEFECTS. REPLACED BOTH BOLTS WITH NEW PN NAS6204-54 BOLTS. INSTALLED BOLTS IAW INSTRUCTIONS FOR CONTINUED AIRWORTHINESS REPORT NR AA-02015.

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