Electronics Thread, raymarine c14w no temp reading in Boating Discussion; I just installed a Raymarine c140w, and have no ocean temp reading. Does anyone have the same problem? Or know ...
Step 1. Read instructions and get a pool thermometer (I know it's a women thing ). It will guide you through the calibration process. Drop the pool thermometer down about 10' with weight for 5-10 minutes and set your temp, enter and your good to go.