Throughout the years there have been a lot of questions asked about
troubleshooting techniques. This page is dedicated to providing simple answers to boating
questions. Please see the Parts page if parts are required or the Service page for more information
on sending in your instrument for repair. Contact us at the number below for more complicated problems
but be sure to have your model number handy. We can not discuss repair option
without a model number.
Click on the Q to
see the answer.
Q1 Most often asked question
When I search the web I find DMI Marine but not Datamarine International
or Datamairine Instruments. What happened to them?
How do I find the DMI MARINE facility? Can I drop off repairs or stop by to pick
I received the DMI SX-120 speed sensor for my old S100KL knot log. Thanks.
But I have a couple of questions.
1)The cable is not long enough to reach from the thru-hull to the instrument. Is
it expected to splice in the additional cable needed?
2)Also - the cable is finished off with a female-end. The transducer input on
the instrument is also female. Is the solution to find a male/male adapter or do
I need to splice a new adapter to the cable?
I have a Datamarine wind machine. The wind direction works fine, but the wind speed
only shows zero’s on the LCD. The wind cups continue to spin and I have performed the
ohm test in the back of the manual but do not see a problem. Any suggestions?
I received my repaired Masthead unit back from service over the winter and I
left it in the box until I was ready to install the unit in the spring. Now when
I went to remove it I noticed some oil had leaked from between the wind vane and
onto the cardboard. Is this ok?
My S200DL (or LX201) depth sounder reads MSD18.8 is this a problem in my instrument or the
My S100KL only shows 0.0 on the LCD. The front switch moves freely and
the LCD indicates a change when the toggle is moved from SPEED to DISTANCE. Is
there a test I can do to isolate the fault?
52 Center Street
Middleboro, MA 02346
main phone number: 774-213-9744
fax number: none, please use email