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Old 09-29-2011, 06:25 PM
  #2  
asm_
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Join Date: Jun 2011
Posts: 37
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Few things to try

- Make sure the transducer is still submerged in water while underway.
- Make sure the transducer is not mounted behind hull rib, rivet or thru-hull sea cock.
- Make sure the transducer is at least 12" away from the prop.

B
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