Furuno 851 MARK-2 installation manual How to fasten antenna unit to mounting platform

Page 11

1. MOUNTING

4.Pass flat washers, spring washers and nuts onto hex bolts. Fasten by tightening nuts. Do not fasten by tightening the hex bolts; seal washers may be damaged.

Seal washer

 

 

Antenna

Rubber mat

unit

Mounting

 

 

platform

Flat washer

Silicone

 

sealant

Figure 1-7 How to fasten antenna unit to mounting platform

5.Coat flat washers, spring washers, nuts and exposed parts of bolts with silicone sealant.

6.Prepare ground point in mounting platform (within 300 mm of ground terminal on antenna unit) using M6 x 25 bolt, nut and flat washer.

7.Run the ground wire (RW-4747, 340 mm) between the ground terminal and ground point.

8.Coat ground terminal and ground point with silicone sealant as shown in Figure 1-8.

 

 

Hex bolt

Ground

 

Flat washer

 

Flat washer

terminal

 

 

 

Spring washer

Silicone

OR

Hex nut

 

 

 

sealant

 

GROUND

 

 

 

Hex nut

POINT

 

Ground

 

 

 

 

Spring washer

wire

 

 

Flat washer

 

 

 

 

Hex nut

 

Weld here.

GROUND

 

 

 

 

TERMINAL

 

Silicone

 

 

 

 

sealant

 

 

Ground

 

 

wire

 

 

Antenna

 

 

unit

Figure 1-8 How to coat ground point and ground terminal with silicone sealant

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Contents Installation Manual Marine Radar Model 851 MARK-2 First Edition Safety Instructions Only qualified personnel System Configuration Equipment Lists Mounting Methods for Antenna Unit Mounting Fastening the Radiator to the Radiator Bracket Fixing Holes in Mounting PlatformOutside fixing holes Mounting the Antenna UnitAntenna unit How to fasten antenna unit to mounting platform Fixing holes inside antenna unit 10 Antenna unit chassis, cover opened Connecting the Signal Cable12 How to fix signal cable in cable gland 15 Antenna unit chassis, cover opened Mounting Methods for Display Unit Servicing Clearance Mounting the Display UnitConnections WiringSignal cable connection Input Input/Output Data ListDisplay unit rear view Attaching Option ConnectorConnection of two Nmea equipments TDH TDC Shield Installation Check ListChecking magnetron heater voltage AdjustmentSTC Automan Initial Adjustment of PictureMain Menu Displaying the Installation MenusInstallation setup 2 menu Entering Initial SettingsHeading Alignment Inward Outward Sweep TimingPage Page Page Page Page Page