SDR 98ZZZX4050

Service difficulty report · Elevator Trim · Grob G115C

Difficulty date
September 23, 1998
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N115FN
Make and model
Grob G115C
Aircraft serial
82061C1
Part
Elevator Trim
Part number
115C3551
Condition
Separated
Location
Elevator
Part time
587 hours
Stage of operation
NR
Nature of condition
D, F
Precautionary procedure
A

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

What was found

DURING THE RECOVERY PORTION AT THE BOTTOM OF A 'SLIT 5', THE ELEVATOR TRIM TAB BROKE AWAY FROM ITS PIVOT POINTS. PILOT REPORTED IT WAS A LOUD 'POP' WHICH HE ALSO FELT IN THE CONTROL STICK. AFTER AIRCRAFT RETURNED TO MAINTENANCE FACILITY, FURTHER INSPECTION REVEALED THAT ELEVATOR (LEFT) WAS ALSO DAMAGED AT ATTACH POINTS POSSIBLY DUE TO EXCESSIVE VIBRATION.