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4
Installation
In order to install the tunnel, consult 'Installation recommendations
for bow thrusters' , Vetus art. code 020571.03.
For overall dimensions see drawing, page 65.
4 .1
Preparation
The bow thruster will be delivered fully as
sembled. Perform the following steps:
• Remove the propeller.
• Remove the motor from the intermediate
flange.
• Remove the intermediate flange from the
tail piece.
The 2 bushes are only required for trans
port and are now no longer needed.
4 .2
Installation tailpiece and intermediate flange
• Ensure that the plastic shim plate (1) has been positioned on the
tail piece.
• Place one packing (2) between the tail piece and the tunnel.
• Apply a sealant (e.g. polyurethane or silicone) between the tail
piece and packing, and between the packing and the tunnel wall.
• Place the tail piece in the hole in the tunnel.
Any extra packings used should be ones capable of justifying the
tail piece.
*) e.g. Sikaflex®292.
• Grease the hole of the intermediate flange and position this
flange.
• Grease the threads of the bolts with 'outboard gear grease' before
inserting and tightening them.
Check for possible leaks immediately the ship returns to wa-
ter .
12
020573.02
n
ote
The areas in which the electric motor of the bow thruster and
the battery are positioned must be dry and well ventilated.
2
1
Outboard Gear
Grease
vetus® Operation manual and installation instructions bow thrusters BOW4512D
n
ote
M8
6
12 - 15 Nm
(9 - 11 ft.lbf )
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