WNY wrote:I know the gearbox itself is sealed and should not be serviced by individuals (that's what Jerry told me). I would take it off and keep it clean around the shaft, etc.. mine gets a lot of fines on top of it.
On my Hyfire, I could acutally take the cover off the gearbox (CAREFULLY!! There are quite a few reduction gears in there and you don't want to mess them up!!) and I put some more grease in it.
The blowers should be oiled at least once a season.