STEP 15 – SETTING UP OF LIMITS
1.
Plug the drive unit power cord into mains power
point and switch power on.
2.
Check that the door is in the closed position. If
not
close it by hand
.
3.
Set lever on the trolley to engage position.
(FIG
4)
NOTE
: Initially door will not be moving until
chain index engages itself into the shuttle.
4.
Depress open green button 11 and hold it on until
the door reaches the open position. (FIG. 15)
WARNING: Obstruction detection (safety re-
versing system) is inoperable when open drive
and close drive buttons are used.
When the doors desirable open position is reached,
release button and door will stop. Turn open limit
adjustment screw 9 in anti clockwise direction till
green light indicator 12 comes on. (FIG. 15)
5.
Depress close red button 3 and hold it on till the
door reaches the desirable close position, then re-
lease the button and the door will stop. Turn the
limit adjust screw 8 in clockwise direction till the
red indicator 4 comes on. (FIG. 15).
6
Now to check the limits set, press the open green
button 11 to open the door and the close red button 3
to close the door. (Do not use the open/close/stop
button)
If not fully satisfied, turn the close or open limit ad-
justment screws 8 and 9 in desirable direction. As a
reference 1/8 of a turn of limit adjust screw changes
travel of trolley by 10 mm when 9 teeth sprocket is
used and 8 mm when 7 teeth sprocket is used. For
selection of sprockets see Step 2.
11
STEP 16 - SETTING OF OPEN AND CLOSE
SAFETY OBSTRUCTION FORCE.
The safety obstruction force is calculated automati-
cally and set in the memory of the Securalift. This
applies to both the Open Force and Close Force.
.
WARNING: When step 16.1 is initiated the
Garage Door will do a full open and close cycle
automatically. Please keep door way clear to
avoid any personal injury or damage to property
FIG 15
Summary of Contents for SECURALIFT
Page 16: ...PARTS LIST...
