Actuator’s Adjustment; Actuator’s Interior; Installation Of The Springs’ Limit Switch Wires - Quick BTR250 User Manual

Actuator's adjustment
Opening of the actuator's side lid
Fig. 22
Actuator's interior
ADJUSTMENT OF THE THRUSTER'S
• To adjust the FC1 and FC2 limit switches, partially unscrew the fixing screw and move them on the
right or on the left according to the need, then screw the fixing screw back on (fig. 22).
WARNING: while adjusting the limit switch FC1 and FC2, verify that the cam which operates
them is always positioned between them and never in overstroke.
• Disconnect the BTR propeller from power for at least five seconds (fig. 23).
• Connect power to the BTR propeller (fig. 23).
• Enable a TCD control connected to the BTR propeller to open the propeller and activate it (fig. 24).
• Disable the TCD control beforehand enabled in order to close the propeller (fig. 24).
• Ensure that the high-absorption protection did not intervene (the "ERROR" LED must be switched
off - fig. 20 / Part. D).
Installation of the springs' limit switch wires
• Open the thruster completely by switching it on by the remote (fig. 24).
WARNING: once the thruster is open, disconnect power supply
(fig. 23) in order to lock it into this position.
Fig. 25
• Insert the two limit switch wires in the proper slots.
• Position the two cable-stoppers, apply tension to the two
wires, checking that both springs are equally pulled, tighten
the cable-stoppers by means of a 2,5 mm hexagon wrench
key.
• Lock the cable-stopper by tightening the counter nut by
means of a 8 mm open end wrench, cut with a cutting nip-
per the excess cable leaving about 20-25 mm besides the
cable-stopper.
• Power up the thruster (fig.
• In order to ensure that the thruster is properly working,
open the thruster several times using the control (fig.
RETRACTABLE THRUSTER BTR250 - IT EN - REV08B
PLASTIC SUPPORT
CAM 2
SWITCH FC2
MAXIMUM CLOSING
23
) which will automatically close.
SWITCH FC1
FIXING SCREW
ADJUSTMENT OF THE THRUSTER'S
COUNTER NUT
SPRING
24
).
INSTALLATION
PLASTIC SUPPORT
CAM 1
MAXIMUM OPENING
Fig. 23
Fig. 24
20/25 mm
LIMIT SWITCH WIRE
CABLE-STOPPER
EN
Fig. 25
29