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3. Set four hex head bolts (M12x60, supplied) and seal washers (supplied) from the top of the
antenna housing, as shown below.
How to set the antenna unit chassis
4. Set the flat washers (M12, supplied), spring washers (supplied) and nuts (supplied) to the hex
head bolts. Tighten by turning the nuts. Do not tighten by turning the hex head bolts, to pre-
vent damage to the seal washers.
How to fasten the antenna unit to the platform
5. Apply the anticorrosive sealant to the flat washers, spring washers, nuts and visible parts of
bolts.
6. Prepare the ground point on the platform. Use an M6x25 bolt, nut and flat washer (supplied).
The ground point must be within 300 mm from the ground terminal on the antenna unit.
7. Run the ground wire (RW-4747, 340 mm, supplied) between the ground terminal and the
ground point.
Hex bolt
Seal washer
Flat washer
Spring washer
Nut
Antenna
unit
Mounting
platform
Silicone sealant
Flat washer
Rubber mat
Seal washer
Silicone sealant
Spring washer