Furuno 2837swd Marine RADAR User Manual


 
1. MOUNTING
1-3
1.1.1 FCR-2827W/2827W-D antenna unit
Assembling the antenna unit
The antenna unit consists of the antenna radiator and the antenna unit chassis, and they
are packed separately. Fasten the antenna radiator to the antenna unit chassis as follows:
1. Attach two guide pins (supplied as installation materials) to the underside of the antenna
radiator.
2. Remove the waveguide cap from the radiator bracket. The cap may be discarded.
3. Coat the waveguide flange with anticorrosive sealant as shown below.
Anticorrosive sealant
10 mm
O-ring Waveguide cap
5 mm
Hole for
a guide pin
Hole for
a guide pin
Coating the waveguide flange with anticorrosive sealant
4. Coat fixing holes for the antenna radiator with anticorrosive sealant.
5. Grease the O-ring and set it to the O-ring groove of the radiator flange.
6. Set the antenna radiator to the radiator bracket.
7. Coat hex bolts M8 x 40 with anticorrosive sealant and use them to loosely fasten the
antenna radiator to the antenna unit chassis.
8. Remove two guide pins (inserted at step 1), and then tighten fixing bolts.
CAUTION
Be sure to remove the guide pins.
Injury may result if the guide pins loosen
and fall.