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4 - Installation
4.1 - Counter flange installation
• Protect the seal seat with gummed paper tape to prevent it from getting dirty, until the retractable thruster is installed (Fig. 1A).
fIG.1A
GUMMED
PAPER TAPE
fIG. 1B
• Mark the counter flange with a marker in the four
INDICATED positions of the long sides (Fig.1b), refer to the
table:
COUNTER FLANGE
COUNTER FLANGE
• Shape the central parts of the 4 indicated sides of the counter flange by adapting them to the curve of the hull (fig. 1C).
COUNTER FLANGE
h
COUNTER FLANGE
HT
HULL
CUT LINE
HULL
CUT LINE
HULL
QUICK BTR Series INSTALLATION AND USER'S MANUAL - REV 001C
COUNTER FLANGE
h
Ø140
37-57mm
Ø185
60-65mm
Ø250
65-80mm
Ø300
110-120mm
BTR Series
EN
HT
30mm
35mm
40mm
40mm
BOW
9
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