Chamberlain 1150-1/3HP, 1145-1/3HP Attach Manual Release Rope & Handle, Connect Electric Power

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INSTALLATION STEP 6

Attach Manual Release Rope & Handle

USE MANUAL RELEASE ROPE ONLY TO DISENGAGE TROLLEY. DO NOT USE ROPE AND HANDLE TO PULL DOOR OPEN OR CLOSED.

PROCEDURE: Thread one end of rope through hole in top of red handle so 'NOTICE' reads right side up as shown. Secure with an overhand knot.

NOTE: Knot should be at least 1" from the end of the rope to

prevent slipping.

Thread other end of rope through hole in release arm of outer trolley. Adjust rope length so that handle is 6 feet above the floor. Secure with an overhand knot as above.

NOTE: If it is necessary to cut rope, heat seal cut end with a match or lighter to prevent fraying and/or raveling.

INSTALLATION STEP 7

Connect Electric Power

Opener MUST be permanently wired or plugged into a grounded 3-prong receptacle wired according to local electrical codes. DO NOT use a 2-wire adapter. DO NOT USE an extension cord.

TO AVOID SERIOUS PERSONAL INJURY FROM ENTANGLEMENT, REMOVE ALL THE ROPES CONNECTED TO GARAGE DOOR BEFORE OPERATING OPENER.

TO AVOID DAMAGE TO GARAGE DOOR AND OPENER, MAKE DOOR LOCKS INOPERATIVE BEFORE CONNECTING ELECTRIC POWER. USE A WOOD SCREW OR NAIL TO HOLD LOCKS IN "OPEN" /UNLOCKED) POSITION.

THE INSTALLATION & THE WIRING MUST BE IN COMPLIANCE WITH LOCAL ELECTRICAL AND BUILDING CODES.

OPERATION AT OTHER THAN 120V 60Hz WILL CAUSE OPENER MALFUNCTION AND DAMAGE.

RIGHTWRONG

PROCEDURE FOR PERMANENT WIRING (if required by local codes)

DISCONNECT THE POWER AT THE FUSE BOX

BEFORE PROCEEDING.

Refer to illustration. Make connection through the 7/8" diameter hole in top of opener.

1.Remove opener cover screws and set cover aside.

2.Remove attached 3-prong cord.

3.Connect black (line) wire to black wire on terminal block; white (neutral) wire to white terminal wire; Green (GROUND) wire to green around screw.

CAUTION: BE SURE THE UNIT IS GROUNDED

ACCORDING TO LOCAL CODE.

IMPORTANT NOTE: TO AVOID INSTALLATION

DIFFICULTIES, DO NOT RUN OPENER NOW.

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Contents Garage Door Opener Start by Reading These Important Safety Rules Features of Your Opener SpecificationsAccessories Standard Remote Control TransmitterChannel Remote Control FT T-RAILPage HOW to Operate the Door Manually HOW to Activate the OpenerHOW the Door Moves When the Opener is Activated Maintenance of Your Opener Care of the OpenerTwice a Year Check to be Sure Door Opens & Closes Fully Once a YearAttach T-Rail To Opener Attach Chain to SprocketTighten the Chain Assembly Installation Step Sectional Door & 1-PIECE Door with TrackONE-PIECE Door Without Track ExampleInstallation 1-PIECE Door Without Track INSTALLATION-SECTIONAL Door & 1-PIECE Door with TrackPosition the Opener Hang the Opener Wiring Instructions for Accessories Operation Lighted Door Control ButtonModels 1160 and 1150 only Procedure for Permanent Wiring if required by local codes Connect Electric PowerAttach Manual Release Rope & Handle All One-Piece Door Installation Procedure Sectional Door Installation ProcedureFasten Door Bracket and Plate Sectional Doors Installation Connect Door Arm to TrolleyOpen Door Adjustment Closed Door Adjustment ALL ONE-PIECE DoorsLimit Adjustment Chart If Door does not Close CompletelyIf ONE-PIECE Door does not Close Completely If Opener Reverses in Fully Closed PositionAdjust Force Force Adjustment ChartProceed to Step Test Down Close Force If Door Doesnt Open AT Least 5 FeetTest Safety Reverse System Installation of Optional Safety FeatureRadio Controls Garage Door Openers With Receiver Smart Code ButtonHaving a Problem? Review Pages 2 and 3 Before Proceeding DUE to Power Failure Opener Lights Doesnt Turn onDoesnt Turn OFF Unit Must be GroundedRail Assembly Parts List Installation Parts List Button AssemblyKEY Part Description Chassis Assembly Parts ListNot Shown Liftmaster Garage Door Opener ONE-YEAR Limited Warranty Limited Warranty on Motor

1160-1/2HP, 1145-1/3HP, 1150-1/3HP specifications

The Chamberlain 1150-1/3HP, 1145-1/3HP, and 1160-1/2HP garage door openers represent a pinnacle of performance and reliability in the world of residential garage automation. Each model combines innovative technology with essential features to provide homeowners with the convenience and security they need.

The Chamberlain 1150-1/3HP is designed for standard single and double garage doors. Its powerful 1/3 horsepower motor ensures smooth and efficient operation, making it an ideal choice for everyday use. One standout feature is its ultra-quiet operation, thanks to the built-in soft start and stop system. This technology minimizes noise, making it perfect for homes with living spaces adjacent to the garage. Additionally, the opener comes equipped with MyQ technology, enabling users to monitor and control their garage door from anywhere using a smartphone app.

Moving on to the Chamberlain 1145-1/3HP, this model shares many features with the 1150 but enhances security with its wireless keypad and remote control capabilities. The wireless keypad allows for keyless entry, providing users with the flexibility to open the garage door with a simple code. This feature is particularly useful for families or when handing over access to trusted individuals, such as service personnel.

Finally, the Chamberlain 1160-1/2HP takes performance up a notch with its more powerful motor, capable of handling heavier doors. The 1/2 horsepower motor ensures increased lifting capacity and improved durability, making it suitable for larger or insulated garage doors that may require more force to operate. Like its counterparts, the 1160 is also compatible with MyQ technology, allowing for seamless smartphone integration.

All three models feature a robust design with a steel-reinforced belt drive system that offers strength and reliability. Safety features such as the SecureCode technology ensure that the remote control codes cannot be easily copied, enhancing security for your home. Additionally, they include safety reversing systems that stop and reverse the door if an obstacle is detected, ensuring safe operation for families.

In summary, the Chamberlain 1150-1/3HP, 1145-1/3HP, and 1160-1/2HP garage door openers are distinguished by their blend of power, quiet operation, advanced security features, and smart technology. Ideal for any homeowner seeking convenience and peace of mind, these models stand out as exceptional choices in the realm of garage door automation.