Service difficulty report · Gearbox · Robsin R22BETA

Difficulty date
December 2, 2003
Submitted
January 5, 2004
Operation
General aviation
Make and model
Robsin R22BETA
Engine
Lyc O320B2C
Part
Gearbox
Part number
A0061
Part serial
1752
Condition
Contaminated
Location
Main Rotor
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

(AUS) FOLLOWING STRANGE NOISES ON RUNDOWN THE MAIN ROTOR GEARBOX WAS INSPECTED. THE MAIN ROTOR GEARBOX AND CHIP DETECTOR WERE FOUND TO BE CONTAMINATED WITH METAL. CHIP DETECTOR DID NOT ILLUMINATE CHIP LIGHT BUT WAS TESTED SERVICEABLE.