If necessary, place the 25 mm (1 in.) O-ring on the recessed nut.
With the O-ring facing the transducer, feed the transducer cable through the recessed nut and the hole in the front of the shaft base , but do not feed the cable up through the shaft.
Leaving about 60 cm (2 ft.) of the transducer cable out of the front of the shaft base, feed the transducer cable up through the shaft .
