Sounds like there's corrosion in the switch like Will said. Get some electrical cleaner spray and start with that. Could be something as simple as a rusty connection (crossing fingers of course). But I would start at the helm/controls.
Sounds like there's corrosion in the switch like Will said. Get some electrical cleaner spray and start with that. Could be something as simple as a rusty connection (crossing fingers of course). But I would start at the helm/controls.[/Q