54
DSM300 Installation Manual
Figure 2-21: Aligning the Base Flange with 4–12° Deadrise Angle
7. Slide the transducer housing into the locking ring.Turn the housing until the
rib that most closely corresponds to the deadrise angle of your hull is aligned
with the angle indicator on the locking ring. To secure the housing to the lock-
ing ring, insert two screws (see Figure 2-22 ). Do not overtighten the screws.
Figure 2-22: Joining the Transducer Housing to the Locking Ring
D5003-2
Keel direction arrow
Keel direction arrow
Keel
D5004-2
Transducer
housing
Locking
ring
10° deadrise
angle shown
Ribs
Angle
indicator