What was found
DURING 100-HOUR INSPECTION OF BALANCE WEIGHTS AND ARMS PER AD 78-02-03, FOUND BOTH ARMS CRACKED. REPLACED BOTH WITH SERVICEABLE PARTS. CAUSE UNKNOWN, POSSIBLE THAT ICE ACCUMULATION ON STABLIZER CAUSED SLIGHT FLUTTER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING 100-HOUR INSPECTION OF BALANCE WEIGHTS AND ARMS PER AD 78-02-03, FOUND BOTH ARMS CRACKED. REPLACED BOTH WITH SERVICEABLE PARTS. CAUSE UNKNOWN, POSSIBLE THAT ICE ACCUMULATION ON STABLIZER CAUSED SLIGHT FLUTTER.