Humminbird 425 SX Fish Finder User Manual


 
Remove and use for
Transducer Installation
DO NOT LET DEADRISE
INTERSECT THIS LINE
PLACE EITHER CORNER
ON DEADRISE ANGLE
TOP
Use ⁵⁄₃₂" (4.0mm) drill bit
DrillDrill
Use this template with transducer mounting bracket 403606
19.3mm