Complete the following test to ensure your door
is well balanced, and not sticking or binding:
• Disable all locks and remove any ropes connected
• Lift the door to about halfway and then release it.
The door should remain spring balanced.
• Raise and lower the door to determine if there are
any sticking or binding points (20 kgf is the absolute
maximum allowable to raise or lower the door in any
• If your door does not hold in place or the door
binds or sticks, call a qualified door technician
before installing the opener.
5.INSTALLING THE STOP COLLAR
•Install the stop collar on the opposite end to where
the opener is to be installed.
• Fit the stop collar hard against the boss of the door
drum. Ensure the U-bolt holding the door shaft to the
SAFETY CHECK!
Is the stop collar installed?
YES: proceed to the next step
NO: install the stop collar before proceeding
6.INSTALLING THE WEIGHT BAR (PROVIDED)
• Place the weight in the centre of the door (as shown).
• Use a pencil to mark the two hole positions.
• If the door curtain does not have a handle you will need to
drill two 6.5 mm holes through the two marked positions,
then place the weight bar on the inside of the door.
• Use the bolts and nuts (provided) to fasten the weight bar in
NOTE: If the door has a lifting handle, remove the
handle, nuts & bolts. Place weight bar over the handle
holes, insert extended bolts through the weight bar &
fasten handle back in place.