SDR ERAA077297

Service difficulty report · Skin · Bell 412

Difficulty date: November 16, 2001
Submitted: December 3, 2001
Operation: General aviation
Aircraft: N168EH
Make and model: Bell 412
Aircraft serial: 33067
Aircraft time: 11,751 hours
System (JASC): 6210 · Main Rotor Blades
Part: Skin
Part serial: A633
Condition: Damaged
Location: M/R Blade
Part time: 8,848 hours
Component: M/R Blade
Component part number: 412015300109
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 FOR FLIGHT CHARACTERISTICS BLADE HAS CREASES UPPER AND LOWER, PAINT WORK NEEDED. L/S HAS SKIN DAMAGE WITH VOID AT STA 192-194, T/B AND CTR TRIM TABS HAVE SKIN DAMAGE WITH VOIDS, WATER FOUND IN CORE DURING BOND PREP FOR PATCHES, UPPER SURFACE SKIN DAMAGE AT STA 226- 258 ESTENE DETERIORATED, REFLEX DOUBLER DEBONDED.

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