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Safety Symbol and Signal Word Review
This garage door opener has been designed and tested to offer safe service provided it is installed,
operated, maintained and tested in strictaccordance with the instructions and warnings contained in
this manual.
Mechanical
Electrical
When you see these Safety Symbols and Signal
Words on the following pages, they will alert you to
the possibility of serious injury or death if you do
not comply with the warnings that accompany
them. The hazard may come from something
mechanical or from electric shock. Read the
warnings carefully.
When you see thisSignal Word on the following
pages, it will alert you to the possibility of damage
to your garage door and/or the garage door
opener if you do not comply with the cautionary
statements that accompany it. Read them carefully.
WARNING: This productcan expose you to chemicals including lead, which are known to the
State ofCalifornia to cause cancer or birth defects or other reproductive harm. For more
information go to www.P65Warnings.ca.gov.
Unattended Operation
The Timer-to-Close (TTC) feature, the MyQ®Smartphone Control app, and MyQ®Garage Door and
Gate Monitor are examples of unattended close and are to be used ONLY with sectional doors. Any
device or feature that allowsthe door to close withoutbeing in the line of sight ofthe door isconsidered
unattended close. The Timer-to-Close (TTC) feature, the MyQ®Smartphone Control,and anyother
MyQ®devices are to be used ONLY with sectional doors.
Check the Door
To prevent possible SERIOUSINJURYor DEATH:
lALWAYS call a trained door systems technician if garage door binds, sticks, or is out of balance.
An unbalanced garage door may NOT reverse when required.
lNEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or
their hardware, ALLof which are under EXTREME tension.
lDisable ALLlocks and remove ALLropes connected to garage door BEFORE installation and
operating garage door opener to avoid entanglement.
lDO NOTinstall on a one-piece door ifusing devices or features providing unattended close.
Unattended devices and features are to be used ONLY with sectional doors.
To prevent damage to garage door and opener:
lALWAYS disable locks BEFORE installing and operating the opener.
lONLY operate garage door opener at 120V,60Hz to avoid malfunction and damage.
Before you begin:
1. Disable locks and remove any ropes connected to the garage door.
2. Lift the door halfway up. Release the door. If balanced, it should stay in
place, supported entirely by its springs.
3. Raise and lower the door to check for binding or sticking. If your door
binds, sticks, or is out of balance, call a trained door systems
technician.
4. Check the seal on the bottom ofthe door. Any gap between the floor
and the bottom of the door must notexceed 1/4 inch (6 mm).
Otherwise, the safety reversal system may not work properly.
5. The opener should be installed above the center ofthe door.If there is
a torsion spring or center bearing plate in the way ofthe header
bracket, it may be installed within 4feet (1.2 m) to the left or right of the
door center.See page 12.
Torsion
Spring
Extension
Spring
OR
Preparation
