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4 Fishnder 340C Owner’s Manual
InstAllIng the fIshfInder 340c > MountIng the trAnsducer
To permanently install the transducer:
1. Lightlysandthesurfaceofthehullandfaceofthe
transducerwith400gritwetordrysandpaper.
2. Buildadamusingstripcaulkabout1/4"(6mm)tall.Pour
about 1/8" (3 mm) of two-part, slow-cure epoxy into the
dam.
3. Placethetransducerintheepoxy,turningthetransducerto
work out any air bubbles.
4. Weightthetransducerinplace,andallowittocurefor
24 hours.