Furuno FR-2135S Installation Manual page 14

Ground wire
Coat with
silicone
OR
sealant.
Ground wire
Welding
Arrange ground terminal as close
as possible to scanner unit.
Hex bolt
Flat washer
Flat washer
Spring washer
Hex nut
Hex nut
Spring washer
Flat washer
Hex bolt
Figure 1-6 Mounting of scanner unit
1-6
Set corrosion-proof rubber mat,
bolt scanner unit to mounting
location, and coat exposed
hardware with silicone sealant.
Coat with silicone sealant after
fastening ground wire.
Ground wire
Ground terminal provided on scanner base.
Seal washer
Corrosion-
proof
rubber
mat
Use two nuts.
Scanner body