Furuno FS-5070 Installation Manual page 14

151
47
12 Fixing hole (4)
380 + 1
#50
416
#50
#: Minimum service clearance
Antenna coupler (AT-5000-HS, stainless steel)
The vent tube (attached) prevents moisture from being drawn into the enclosure during
atmospheric pressure changes and allows trapped humid air to escape. Mount it according to
coupler installation method, before mounting coupler as follows.
1-6