Furuno FELCOM 250 Installation Manual page 13

1. HOW TO INSTALL THE UNIT
5. Lay the rubber mat on the mounting base and put the antenna unit on the rubber mat, keeping
in mind cable gland direction (standard direction is stern).
Lifting lug
6. Fix the antenna unit with four sets of hexagonal bolts and nuts as shown on the next page.
Note: Tighten first nut with torque 36.5 Nm, then tighten second nut with the same torque.
7. Connect the ground wire to the ground bolt.
8. Coat all bolts and nuts with silicone sealant to prevent electrolytic corrosion.
Turn four lifting lugs
to outside.
Protective
Material
Rope
Shackle
Lifting lug
7
Lifting rope
Radome