Installation - Raymarine E66008 Owner's Handbook Manual

16
2. Looking at the rear of the boat, be sure the bracket is vertical (per-
Correct alignment
Insert screws 1 and 3, 6.4 mm (1/4 in)
from the bottom of the slots, and
screw 2, 6.4 mm (1/4 in) from the top
the slot to allow room for adjustment.
Incorrect alignment
If screws are inserted this way it
won't be possible to make the
height adjustment.
Figure 2-2:

Installation

1. On a fiberglass hull, to minimize surface cracking of the gel coat:
2. Apply a good quality marine sealant to the pilot holes to protect
3. Attach the bracket to the hull using the panhead screws with flat
4. Move the bracket up or down so the leading edge of the transducer
5. Once the bracket is in the correct position tighten the screws.
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pendicular to the water line) and hold the bracket (plus the wedge,
if used) against the transom.
Trace the position of the screw slots, then mark the screw posi-
tions as shown in Figure 2-2 . The outer two screws should be
placed about 1/4" (6 mm) up from the bottom of each slot, the
center screw should be placed about 1/4" (6 mm) down from the
top. This will allow the bracket to be adjusted up or down.
Remove the bracket.
Position of Screws in Mounting Bracket
Before drilling the pilot holes, use a 1/4" (6 mm) drill bit to drill a
shallow hole (chamfer) at each location about 1/16" (1.5 mm)
deep.
Drill pilot holes 3/4" (19 mm) deep using a 9/64" (3.6 mm) drill
bit.
To prevent drilling too deeply, wrap masking tape around the drill
bit about 7/8" (22 mm) from the tip. Drill in only as far as the tape.
the hull from water penetration.
washers. Do not completely tighten the screws yet.
has the clearance shown in Figure 1-3 .
Transducers for Fishfinders
1 2 3
1 2 3
D4875-2