Quick BTR185 Series Installation And Use Manual page 29

4 - Installation
4.1 - Counter flange's installation
Directly access inside the hull, where the thruster will be installed.
The thruster position must enable easy maintenance operations.
Fig. 1A
GUMMED
PAPER
• Protect the gasket with gummed paper tape up to the installation of the propeller to prevent it from getting dirty (Fig. 1A).
Fig. 1B
80/100 mm
• Use a felt-tip pen to mark the counter flange at the four positions
marked with an X on the long sides.
Calculate height using this formula:
-
h = 80/100mm HT (hull thickness) (fig.1B).
COUNTER FLANGE
h
COUNTER FLANGE
HT
HULL
BTR185 INSTALLATION AND USE MANUAL - REV009A
BTR185
COUNTER FLANGE
Conversion from decimal to fractional inches
3 mm = 1/8" in 35 mm =
5 mm = 3/16" in 45 mm =
8 mm = 5/16" in 80 mm =
8,5 mm = 21/64" in 95 mm =
10 mm = 25/64" in 100 mm =
15 mm = 19/32" in 280 mm =
20 mm = 25/32" in 350 mm =
26 mm = 1" 1/32 in
EN
BOW
1" 3/8 in
1" 49/64 in
3" 5/32 in
3" 3/4 in
3" 15/16 in
11" 1/32 in
13" 25/32 in
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