Furuno FAR-3320W Installation Manual page 25

How to fasten the unit to the mounting platform
1. Construct a suitable mounting platform referring to the outline drawing at the end
of this manual.
Note: The mounting platform must be flat, level and firmly secured.
• The diameter of the mast for fixing the antenna unit platform must be over 250
mm.
• The thickness of the antenna unit platform must be over 15 mm.
• The reinforcement rib must be installed diagonally as shown below.
2. Referring to the outline drawing, drill eight mounting holes (16 mm) in the mount-
ing platform.
3. Place the antenna unit on the mounting platform. Orient the unit so the cable
glands face the ship's stern.
Note 1: When the antenna unit is placed on the platform, make sure that the plat-
form is not inclined.
Note 2: For the bow mark, see step 2 in "How to assemble the antenna
unit" on page 1-8.
4. Fasten the antenna unit to the mounting platform with eight sets of M1270 hex
bolts, nuts, and seal washers. The torque must be 49 N•m.
Note: The bolts can also be inserted from the underside of the platform.
Use two nuts.
Install the
reinforcement
rib diagonally.
Over 15 mm
250 mm diameter or more, 6 mm thick or more
Ship's bow
Bottom view
1. INSTALLATION
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