Merlin MT60 Installation And Operating Instructions Manual page 11

CONNECT DOOR ARM SECTIONAL DOORS
21
Make sure garage door is fully closed. Pull the
emergency release handle to disengage the trolley.
Slide the trolley assembly back 200mm from the idler
pulley.
Figure 1.
• Fasten straight door arm section to trolley
assembly using the hardware provided with
your opener.
Figure 2.
• Bring arm section together. Find two pairs
of holes that line up and join sections.
Select holes as far apart as possible to
increase door arm rigidity.
Figure 3.
• If holes in curved arm are above holes in
the straight arm, disconnect straight arm
and cut approximately 150mm from the
solid end. Re-connect to trolley with end cut
end down as illustrated.
• Bring arm sections together.
• Find two pairs of holes that line up and join
with bolts, washers and nuts.
3
Ring
Fas tener
Nuts
Nuts
7
5
4
11
Clevis Pin
Door
Bracket
Straight
Door Arm
Curved
Door Arm
Clevis Pin
Lock
Was hers
Bolts
Door Bracket
Lock
Was hers
Bolts
C ut This E nd
6
Outer Trolley
Emergency
Releas e
Handle