Lowrance X47 Installation And Operation Instructions Manual page 11

3. Assembling the transducer.
position for the ratchets, assemble the transducer as shown in the
following figure. Don't tighten the lock nut at this time.
4. Drilling mounting holes. Hold the transducer and bracket assembly
against the transom. The transducer should be roughly parallel to the
ground. The transducer's centerline should be in line with the bottom
of the hull. Don't let the bracket extend below the hull!
Mark the center of each slot for the mounting screw pilot holes. You
will drill one hole in the center of each slot.
Drill the holes using the #29 bit (for the #10 screws).
Transom
Position transducer mount on transom and mark mounting holes.
Side view shown at left and seen from above at right.
5. Attaching transducer to transom. Remove the transducer from
the bracket and re-assemble it with the cable passing through the
bracket over the bolt as shown in the following figures.
Metal
washer
Nut
Rubber
washers
Assemble transducer and bracket.
Once you determine the correct
Bolt
Transom
7
Metal washer