Service difficulty report · Blade · Bell UH1H

Difficulty date
September 17, 2012
Submitted
September 27, 2012
Operation
General aviation
Aircraft
N7247J
Make and model
Bell UH1H
Aircraft serial
6915533
Engine
Lyc T53L13B
Part
Blade
Condition
Misinstalled
Location
Tail Rotor
Part time
774 hours, 144 cycles
Stage of operation
IN
How discovered
V
Nature of condition
W
Precautionary procedure
K

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

What was found

DURING A PHASE 1 INSPECTION, TAIL ROTOR BLADE CLEARANCE FROM VERTICAL STABILIZER WAS INSUFFICIENT AS IT HAD BEEN IMPROPERLY SHIMMED AND INSTALLED ON THE 90 DEGREE GEAR BOX.

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