Furuno 851 MARK-2 installation manual Fixing Holes in Mounting Platform

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1. MOUNTING

As shown in the figure below, the antenna unit may be installed on the bridge, on a common mast or on the radar mast.

(a) On bridge

(b) Common mast

(c) Radar mast

Figure 1-1 Antenna unit mounting methods

1.2 Fixing Holes in Mounting Platform

Referring to the outline drawing on page D-1, drill five holes in the mounting platform: four holes of 15 mm diameter for fixing the antenna unit and one hole of 25-30 mm diameter for the signal cable.

1.3 Fastening the Radiator to the Radiator Bracket

There are installation materials for the Radiator not shown in the packing list. These are as shown below.

Name

Qty

Remarks

O-ring

1

NBR

Hex. head bolt

4

M8 x 30

Flat washer

4

M8

Spring washer

4

M8

Silicone sealant

1

#1211, 50g

1.Remove the radiator cap from the radiator bracket.

2.Coat contacting surface between antenna radiator and radiator bracket with silicone sealant as shown in Figure 1-2.

Coat hatched area with

silicone sealant.

Groove

Radiator

Figure 1-2 Coating the bottom of antenna radiator for

XN10A with silicone sealant

1-2

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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 Mounting Methods for Antenna UnitFixing Holes in Mounting Platform Fastening the Radiator to the Radiator BracketMounting the Antenna Unit Outside fixing holesAntenna unit How to fasten antenna unit to mounting platform Fixing holes inside antenna unit Connecting the Signal Cable 10 Antenna unit chassis, cover opened12 How to fix signal cable in cable gland 15 Antenna unit chassis, cover opened Mounting Methods for Display Unit Mounting the Display Unit Servicing ClearanceWiring ConnectionsSignal cable connection Input/Output Data List InputAttaching Option Connector Display unit rear viewConnection of two Nmea equipments Installation Check List TDH TDC ShieldAdjustment Checking magnetron heater voltageInitial Adjustment of Picture STC AutomanDisplaying the Installation Menus Main MenuEntering Initial Settings Installation setup 2 menuHeading Alignment Sweep Timing Inward OutwardPage Page Page Page Page Page