Originally Posted by clp.eng
I finally got around to hooking up all the electrics on my airboat. The motor just "stutters" or goes around slowly & jerky. I hope HK supports this thing with a replacement.
Hoping to run it around on the snow when we get some.
You probably do NOT have a defective motor or ESC. Those symptoms are often the result of a poor connection between the ESC and motor (either a cold solder joint or flux contamination of the connector), or an improper timing setting on the ESC which you can change.