BTR
Series
EN
QUICK
BTR Series
INSTALLATION AND USER’S MANUAL - REV 001C
16
4 - Installation
Fig. 21B
4.8 - Actuator adjustment
Fig.21A
Opening the side door of the actuator. Fig.21A
Actuator internal view. Fig.21B
CAM 1
CAM 2
PLASTIC SUPPORT
PLASTIC SUPPORT
FIXING SCREWS
SWITCH FC1
SWITCH FC2
MAXIMUM THRUSTER CLOSING
ADJUSTMENT
MAXIMUM THRUSTER OPENING
ADJUSTMENT
CAM
•
To adjust the FC1 and FC2 limit switches, slightly loosen the fixing screw and move them to the
right or left as needed. Then tighten the fixing screw back (fig. 21B).
0FF
ON
Fig. 22
Fig. 23
WARNING:
during each adjustment of the FC1 and FC2 limit switches, check that the cam
that operates them is always positioned between them and never over the required stroke.
•Disconnect the retractable thruster
from the power supply for at least five seconds (fig. 22).
• Power the retractable thruster again
(fig. 22).
• Enable a TCD control connected to the retractable thruster to open the hatch and make it
operational (fig. 23).
•Disable the previously enabled TCD control to close the retractable thruster
(fig. 23).
•
Make sure that the thermal cut-out has not tripped (the ERROR LED must be off - see point 4.7 fig.
19/Ref. C).
4.9 - Installing spring end-of-stroke cables
•
Open the hatch completely via the control (fig. 23).
Fig. 24
Ø140/Ø185
Ø250/Ø300
END-OF-STROKE
CABLE
CABLE STOP
LOCKNUT
SPRING
MAX.
20mm
END-OF-STROKE
CABLE
MAX. 20mm
CABLE STOP
WARNING:
Once the hatch has been opened, turn
off the power (fig. 22) to lock it in this position.
Fig. 24
• Insert the two end-of-stroke cables into the appropriate seats.
• Place the two cable stops, tension the two cables, making
sure that both springs are tensioned at the same length, and
tighten the cable stops with a 2.5mm Allen wrench.
• Secure the cable stop by tightening the locknut with an
8 mm fork wrench, cut the excess cable with wire cutters
leaving approx. 20mm beyond the cable stop.
• Power the retractable thruster
(fig. 22) which will
automatically close.
• To ensure correct operation, open the hatch a few times via
the control (fig. 23).
