Power - Chamberlain 8355W User Manual

Important Safety Instructions
IMPORTANT INSTALLATION INSTRUCTIONS
To reduce the risk of severe injury or death:
1. READ AND FOLLOW ALL WARNINGS AND
INSTRUCTIONS.
2. Install garage door opener ONLY on properly
balanced and lubricated garage door. An
improperly balanced door may NOT reverse when
required and could result in SEVERE INJURY or
DEATH.
3. ALL repairs to cables, spring assemblies and
other hardware MUST be made by a trained door
systems technician BEFORE installing opener.
4. Disable ALL locks and remove ALL ropes
connected to garage door BEFORE installing
opener to avoid entanglement.
5. Install garage door opener 7 feet (2.14 m) or more
above fl oor.
6. Mount the emergency release within reach, but at
least 6 feet (1.83 m) above the fl oor and avoiding
contact with vehicles to avoid accidental release.
7. NEVER connect garage door opener to power
source until instructed to do so.
8. NEVER wear watches, rings or loose clothing
while installing or servicing opener. They could be
caught in garage door or opener mechanisms.

Power

To prevent possible SERIOUS INJURY or DEATH from
electrocution or fi re:
• Be sure power is NOT connected to the opener, and
disconnect power to circuit BEFORE removing cover to
establish permanent wiring connection.
• Garage door installation and wiring MUST be in
compliance with ALL local electrical and building codes.
• NEVER use an extension cord, 2-wire adapter, or change
plug in ANY way to make it fi t outlet. Be sure the opener
is grounded.
To reduce the risk of electric shock, your garage door
opener has a grounding type plug with a third grounding
pin. This plug will only fi t into a grounding type outlet.
If the plug doesn't fi t into your outlet, contact a qualifi ed
electrician to install the proper outlet.
OPTION A TYPICAL WIRING
1. Plug in the garage door opener into a grounded outlet.
2. DO NOT run garage door opener at this time.
WARNING WARNING
9. Install wall-mounted garage door control:
• within sight of the garage door.
• out of reach of small children at a minimum
height of 5 feet (1.5 m) above fl oors, landings,
steps or any other adjacent walking surface.
• away from ALL moving parts of the door.
10. Place entrapment warning label on wall next to
garage door control.
11. Place manual release/safety reverse test label in
plain view on inside of garage door.
12. Upon completion of installation, test safety reversal
system. Door MUST reverse on contact with a
1-1/2" (3.8 cm) high object (or a 2x4 laid fl at) on
the fl oor.
13. To avoid SERIOUS PERSONAL INJURY or DEATH
from electrocution, disconnect ALL electric and
battery power BEFORE performing ANY service or
maintenance.
14. DO NOT install on a one-piece door if using devices
or features providing unattended close. Unattended
devices and features are to be used ONLY with
sectional doors.
SAVE THESE
15.
INSTRUCTIONS.
OPTION B PERMANENT WIRING
If permanent wiring is required by your local code, refer
to the following procedure.
To make a permanent
connection through the 7/8
inch hole in the top of the
motor unit (according to
local code):
1. Remove the motor unit
cover screws and set the
cover aside.
2. Remove the attached
3-prong cord.
3. Connect the black (line)
wire to the screw on the brass terminal; the white
(neutral) wire to the screw on the silver terminal; and
the ground wire to the green ground screw. The opener
must be grounded.
4. Reinstall the cover.
PERMANENT WIRING
Ground Tab
Green
Ground Black
Wire
Screw
Ground
Wire
Black
White Wire
Wire
3