SDR CA100202002

Service difficulty report · Antenna · Robsin R44

Difficulty date: January 20, 2010
Submitted: March 1, 2010
Operation: General aviation
Make and model: Robsin R44
Aircraft time: 1,707 hours
Engine: Lyc O540F1B5
System (JASC): 2562 · Emergency Locator Beacon
Part: Antenna
Part number: 107733
Condition: Broken
Location: Elt
Part time: 40 hours
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

(CAN) ANTENNA WHIP MISSING FROM BASE OF ANTENNA WHEN RETURNING FROM FLIGHT. AFTER INVESTIGATION, CONCLUDED THAT WHIP BROKE DUE TO EXCESSIVE VIBRATION, MAYBE CAUSED BY MAST FAIRING T/E TURBULENT AIR FLOW. THE POSITION OF ANTENNA IS JUST A FEW INCHES AFT OF FAIRING, ON TAILBOOM FAIRING. FOR PICTURES OF INSTALLATION, PLEASE ADVISE WE WILL BE PLEASED TO SEND YOU SOME AT YOUR REQUEST. (TC 20100202002)