7
01
STEP 1.
Remove packing materials.
STEP 2.
Insert trolley (see fig.2).
STEP 3.
Place the rail support on the power head. Align rail and
power head and slide rail over drive shaft & retaining lugs.
Fasten with 4 nuts.
STEP 4.
Adjust the tension of belt at end rail. Turn clockwise to
tighten and counterclockwise to loosen.
NOTE
: improper tension will result in abnormal opener
operation.” (3-4 turns clockwise is recommended)
02
1
04
03
2 .
1/4” -20Hex Flange
Nuts (4)
1
Assembly 01
Tighten
Loosen
2
