Owner`s manual

ASSEMBLY STEP 5
Set the Tension
• Insert a screwdriver tip into one of the nut ring slots and brace
it firmly against the trolley.
• Placea 7/16" open end wrench on the square end. Rotate the
nut about 1/4 turn until the spring releasesand snaps the nut
ring against the trolley.
This sets the spring to optimum belt tension.
Youhave nowfinished assemblingyour garage door opener.
Please read the fo//owing warningsbeforeproceedingto the
insta//ation section.
Square
End Nut Rinc
(2.5 cm)
Trolley
Nut Rinc
INSTALLATION
IMPORTANTINSTALLATIONINSTRUCTION
ToreducetheriskofSEVEREINJURYorDEATH:
1. READAND FOLLOWALL INSTALLATIONWARNINGSAND
INSTRUCTIONS.
2. Install garagedoor opener ONLY on properly balanced and
lubricated garagedoor. An improperly balanceddoor may not
reversewhen required and could result in SEVEREINJURYor
DEATH.
3. ALL repairs to cables,spring assembliesand other hardware
MUST be made by a trained door systems technician BEFORE
installing opener.
4. DisableALL locks and removeALL ropes connected to
garagedoor BEFOREinstalling opener to avoid entanglement.
5. Install garagedoor opener 7 feet (2.13 m) or more above
floor.
6. Mount emergency releasehandle 6 feet (1.83 m) above floor.
7. NEVERconnect garagedoor opener to power source until
instructed to do so.
8. NEVERwear watches, rings or loose clothing while
installing or servicing opener. They could be caught in
garage door or opener mechanisms.
9. Install wall-mounted garagedoor control:
• within sight of the garage door.
• out of reach of children at minimum height of
5 feet (1.5 m).
• awayfrom ALL moving parts of the door.
10. Placeentrapment warning labelon wall next to garagedoor
control.
11. Placemanual release/safetyreversetest label in plain view
on inside of garagedoor.
12. Upon completion of installation, test safety reversal system.
Door MUST reverseon contact with a 1-1/2" (3.8 cm) high
object (or a 2x4 laid flat) on the floor.
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