Furuno WR2120 Installation Manual page 35

1) Loosen the 12, M10 bolts that attach the bottom of radome.
structure, loosen the bolt until it moves freely up and
The bolt will come out if keep turning it
loosen. The missing bolt can be replaced by
putting the bolt in a smaller side of hole and
tighten it.
2) Lift up the upper radome around 10mm and rotate it counterclockwise 10 degrees, 12pcs M10
bolts tip will fit in to the recess holes of upper radome. The nut insert can be seen from the thru
hole.
Rotate upper radome
10 degrees
Counterclockwise
Locating hole with recess
Figure 4.15: Before rotating upper radome
This M10 bolt has fall prevention
down.
Radome base
Move up and down
M10 detent bolt
This φ12 hole is used for
aligning the threaded bolt
to the nut insert.
Figure 4.16: After rotating upper radome
29
Tighten
Loosen