I also did it , must have been 20 years ago with what was Benbow Helicopters , Torrance, well worth doing and an eye opener.I have done the Robinson Helicopter Safety Course here in UK. Highly recommended ...for both pilots and engineers. There is a gentleman in Northants who conducts this across uk, Europe.
MSA - Mornington Sanford Aviation for Robinson Helicopter EASA Part 147, European Flight Safety and Factory Maintenance courses for R22, R44 and R66Richard Mornington-Sanford, of Mornington Sanford Aviation, is Robinson Helicopters Accident/ Technical investigator with unrivalled experience outside of the factory on the Robinson product and is accredited with CAA Engineering and Flight Instructor licences.www.morningtonsanfordaviation.com
I remember Dick Sandford when he was a engineer working for some other heli company.