Speedy, these are absolute mongrels to start and can appreciate why he did it. They have a large hole in the choke plate which allows it to start for idiots who cannot hear the slight rich stall on full choke on a regular line trimmer
Once the carby metering diaphragms stiffen - expect 20+ pulls.
Solution is to epoxy most of the hole in the choke plate & new metering diaphragm
The metal shaft is so thin that you can just bend it back straight over your knee - its just a flex cable down the shaft - not a broken solid drave shaft