I used a corded blower for years and the cord was a real PITA. I'd prefer a cordless blower that was inferior to a corded just because I hate having...
The innards of a 15A & 20A receptacle of the same grade device is identical, only difference is the face of the device, unless a 20A device is needed...
Before you return it - it's a great saw - I've had the same saw for years, and I'm almost certain that mine are Y'd into the vacuum hose. I remember...