<< >> NASA ASRS Report 1273473, June 2015

Pilot executed a precautionary landing in a robinson R-44 due to vibration. After landing; he determined that both rotor tip caps had flown off.

Attributes
ACN	1273473
Time
Date	201506
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Make Model Name	Robinson R44
Operating Under FAR Part	Part 91
Flight Phase	Initial Climb
Route In Use	None
Flight Plan	None
Component
Aircraft Component	Main Rotor
Person 1
Function	Pilot Flying Single Pilot
Qualification	Flight Crew Commercial Flight Crew Flight Instructor Flight Crew Instrument
Experience	Flight Crew Last 90 Days 37 Flight Crew Total 5100 Flight Crew Type 4350
Events
Anomaly	Aircraft Equipment Problem Less Severe

Narrative:

On a climb following the takeoff phase; an 'unusual' vibration was felt. The pilot decided to land on the nearest safe area offering access to a road in order to determine its cause. Upon landing it was determined that both tip caps of the main rotor blades flew off. The pilot decided to cancel further flying until the caps were replaced and decided to have the passengers picked up by car and driven back to the airport of origin.

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Original NASA ASRS Text

Title: Pilot executed a precautionary landing in a Robinson R-44 due to vibration. After landing; he determined that both rotor tip caps had flown off.

Narrative: On a climb following the takeoff phase; an 'unusual' vibration was felt. The pilot decided to land on the nearest safe area offering access to a road in order to determine its cause. Upon landing it was determined that both tip caps of the main rotor blades flew off. The pilot decided to cancel further flying until the caps were replaced and decided to have the passengers picked up by car and driven back to the airport of origin.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.