Furuno FAR-2827 - Manual (Page 13)

1. MOUNTING
1-5
4. Place the antenna unit on the rubber mat, orienting the unit so the bow mark on its base
is facing the ship’s bow.
Ground
terminal
Rubber
mat
Bow mark
Antenna unit, front view
5. Fasten the antenna unit to the mounting platform with M12x60 hex bolts, nuts, flat
washers and seal washers.
6. Using hex bolt (M6x25), nut (M6) and flat washer (M6), establish the ground system on
the mounting platform as shown below. The location should be within 340 mm of the
ground terminal on the antenna unit. Connect the ground wire (RW-4747, 340 mm,
supplied) between the grounding point and ground terminal on the antenna unit. Coat
the entire ground system with silicone sealant (supplied).
Anticorrosive sealant
Seal washer
Rubber mat
Anticorrosive
sealant
Ground wire Hex bolt
Hex bolt welded to
ship's superstructure
Hex nut
Hex nut
Spring washer
Spring washer
Spring washer
OR
Anticorrosive
sealant
Flat washer
Anticorrosive sealant
Ground
terminal
Ground
wire
Antenna base
Ground wire
How to mount the antenna unit