4.Place the scanner unit on the rubber mat orienting the unit so the bow mark on its base is facing the ship’s bow.

Ground terminal

Rubber mat

Bow mark

Figure 1-4 Scanner unit, front view

5.Fasten the scanner unit to the mounting platform with M12x60 hex bolts, nuts, flat washers and seal washers.

6.Using hex bolt (M6x25), nut (M6) and flat washer (M6) establish the ground system on the mounting platform as shown in Figure 1-5. The location should be within 370 mm of the ground terminal on the scanner unit. Connect the ground wire (RW-4747, 370 mm, supplied) between the grounding point and ground terminal on the scanner unit. Coat the entire ground system with sili- cone sealant (supplied).

 

 

 

Ground wire

Hex bolt

Anticorrosive sealant

 

Spring washer

Seal washer

 

 

 

Rubber mat

 

 

 

 

 

 

Spring washer

 

 

 

Anticorrosive

Hex nut

 

 

 

OR

Anticorrosive

sealant

sealant

Ground wire

Hex nut

 

 

 

 

 

 

 

 

 

 

 

Spring washer

 

 

 

 

 

 

 

 

Flat washer

 

 

 

 

Hex bolt welded to

 

 

 

 

ship's superstructure

 

 

 

Anticorrosive sealant

 

 

 

 

Ground

 

 

 

 

terminal

 

Ground wire

Antenna base

CAUTION

Ground the equipment to prevent electrical shock and mutual interference.

Figure 1-5 How to mount the scanner unit

1-4

Page 12
Image 12
Furuno FR-2115/2125 manual Scanner unit, front view