Chamberlain B1381 B353 B353C B550 B550C B750 B750C B751C B970 B970C B1381 B138 - Page 4

Installation

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Installation IMPORTANT INSTALLATION INSTRUCTIONS To reduce the risk of SEVERE INJURY or DEATH: 1. READ AND FOLLOW ALL INSTALLATION 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. Where possible, install the door opener 7 feet (2.13 m) or more above the floor. 6. Mount the emergency release within reach, but at least 6 feet (1.83 m) above the floor 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. 9. Install wall-mounted garage door control: l within sight of the garage door. l out of reach of small children at a minimum height of 5 feet (1.5 m) above floors, landings, steps or any other adjacent walking surface. l away from ALL moving parts of the door. 10. Place entrapment warning label on wall next to garage door control in a prominent location. 11. Place emergency 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 flat) on the floor. 13. 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. Stop! Follow the instructions in the Installation Manual unless otherwise noted. 4

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4
Installation
IMPORTANT INSTALLATION INSTRUCTIONS
To reduce the risk of SEVERE INJURY or DEATH:
1.
READ AND FOLLOW ALL INSTALLATION 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.
Where possible, install the door opener 7 feet (2.13 m) or more above the floor.
6.
Mount the emergency release within reach, but at least 6 feet (1.83 m) above the floor 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.
9.
Install wall-mounted garage door control:
l
within sight of the garage door.
l
out of reach of small children at a minimum height of 5 feet (1.5 m) above floors, landings, steps or any
other adjacent walking surface.
l
away from ALL moving parts of the door.
10.
Place entrapment warning label on wall next to garage door control in a prominent location.
11.
Place emergency 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 flat) on the floor.
13.
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.
Stop!
Follow the instructions in the Installation Manual unless otherwise noted.