Ch250 sonar issues

[Fishermen]

The sonar won't go down automatically,only can make it go down by holding the down arrow,and when take finger off it automatically retracts,unit was working perfectly and is now doing this any ideas what might be going on ?or what needs fixing ?thanks

 

[Johnny Electron]

This is beyond the scope of this recreational forum. Large sonar is considered a commercial product and it's support is direct with your local distributor. If you are within Furuno USA's sales and service area you would go to our website under support - Ask a question.