Manual

Before you begin, survey:yourgarage area. Do any of the following COnditionsapply to you?
Before you begin, survey your garage area to
see whether any of the conditions below apply
to your installation.
HorizoNtaland vertic_ reinfofr.,ernent
isneeded fo_ligh_veightgaragedoors
(flberg_tss.steel aluminum,door wireglasspanels,etc,).
See page22 fordetails.
SI_ in chain tension
is nermal when
garage door is dosed.
FINISHED CSIUNG
Supportbracket&
fasteninghardware
Lsrequired.
See page 15.
Header Wa#
Extension Spdng
OR
Torsion Spdng
_ccsss Door
Safety
Sens_
Root must be level
across wid_ of doo_
• Safety Reversing Sensor
Based on your particular requirements, there are
several installationsteps which mightcall for
materials and/or hardware not included in the carton.
• Step t, page 11 - Look at the wall or ceiling above
the garage door. The header bracket must be
securely fastened to structural supports.
• Step 5, page 15 - Do you have a finished ceiling in
your garage? If so, a support bracket and
additional fastening hardware may be required.
• Safety reversing sensor, page 19 - Depending
upon garage construction, wood blocks may need
to be fastened to mounting locations before
sensors are installed.
• Step 10, page 20 - Alternate floor mounting ofthe
safety reversing sensor will require hardware not
provided.
• Step 11, page 22 - Do you have a steel, aluminum,
fiberglass or glass panel door? If so, horizontal
and vertical reinforcement is required.
• Look at the garage door where it meets the floor. It
must close on the floor all the way across. Other-
wise, the safety reverse system may not work
properly. Floor or door should be repaired. See
page 26.
I
Closed Position
Header Chain Pulley
Stacker
Chain Trolley Rail
, I
Manual
Release
Arm
Door 8racket
Garage
ODOr
• The opener can be installedwithin2 feet to the left or
right ofthe door center if there is a torsionspring or
center bearing plate in the way ofthe header bracket
or door bracket area. Ifyour doorhas extension
springs, the opener mustbe installed in the center of
the door. See pages 1t and 22.
Do you have an access door in addition to the garage
door?.If not, Model 53702 Emergency Key Release is
required. See page 34.
You may find it helpful to refer back to this page as you proceed with the installation of your opener.