Chamberlain 1145-1/3HP, 1150-1/3HP HOW to Activate the Opener, HOW to Operate the Door Manually

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Operation of Your Opener

CAUTION

•BEFORE YOU PROCEED, PLEASE READ THE SAFETY RULES ON PAGE 2 AND OPERATING INSTRUCTIONS ON THIS PAGE CAREFULLY.

•T0 AVOID DIFFICULTY DURING INSTALLATION, DO NOT RUN OPENER UNTIL INSTRUCTED TO DO SO.

•DO NOT PERMIT CHILDREN TO PLAY IN DOOR AREA.

•OPERATE ONLY WHEN OPENER IS PROPERLY ADJUSTED AND THE DOOR IS VISIBLE AND UNOBSTRUCTED.

HOW TO ACTIVATE THE OPENER

Use any of Operation following devices:

1.The Remote Control Transmitter. Hold the push button down until the door starts to move.

2.The Door Control Button. Hold the button down until the door starts to move.

3.The Outside Keylock or Keyless Entry System (if you have installed either of these accessories).

HOW TO OPERATE THE DOOR MANUALLY

THE DOOR SHOULD BE FULLY CLOSED IF POSSIBLE. WEAK OR BROKEN SPRINGS COULD ALLOW AN OPEN DOOR TO FALL RAPIDLY. PROPERTY DAMAGE OR SERIOUS PERSONAL INJURY COULD RESULT. DO NOT USE THE MANUAL RELEASE HANDLE TO PULL THE DOOR OPEN OR CLOSED.

Disconnect the door from the opener by pulling down sharply on the red handle. Lift the door manually. To automatically reconnect the door to the opener, press the Door Control Button.

OPENER LIGHT(S) will turn on under the following conditions: when the opener is initially plugged in; when the power is interrupted; when the opener is activated. Light(s) turns off automatically after 4 1/2 minutes. Bulb size is 75 Watts maximum. If the Multi - Function Control Panel (with the Light Switch Feature) is installed, the light can remain ON or turn OFF before the automatic cycle is completed, if desired.

HOW THE DOOR MOVES WHEN THE OPENER IS ACTIVATED

1.If open, the door will close. If closed, the door will open.

2.If closing, the door will reverse.

3.If opening, the door will stop (allowing space for entry and exit of pets and for fresh air).

4.If the door has been stopped in a partially open position, it will close.

5.If an obstruction is encountered while closing, the door will reverse.

6.If an obstruction is encountered while opening, the door will stop.

LOCKOUT FEATURE: prevents the trolley from reconnecting automatically. If you need to use this feature, pull the Manual Release Handle down and back (toward the opener). Trolley will remain “Locked-Out” and the door can be raised and lowered manually. To reconnect trolley, pull the Manual Release Handle straight down.

7.The optional Protector System uses an invisible beam which, when broken by an obstruction, causes a closing door from closing door to open and prevents an open door from closing. It is STRONGLY RECOMMENDED for homeowners with young children.

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Contents Garage Door Opener Start by Reading These Important Safety Rules Features of Your Opener SpecificationsChannel Remote Control AccessoriesStandard Remote Control Transmitter FT T-RAILPage HOW to Activate the Opener HOW to Operate the Door ManuallyHOW the Door Moves When the Opener is Activated Twice a Year Maintenance of Your OpenerCare of the Opener 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-SECTIONAL Door & 1-PIECE Door with Track Installation 1-PIECE Door Without TrackPosition the Opener Hang the Opener Wiring Instructions for Accessories Operation Lighted Door Control ButtonModels 1160 and 1150 only Connect Electric Power Procedure for Permanent Wiring if required by local codesAttach Manual Release Rope & Handle Sectional Door Installation Procedure All One-Piece Door Installation ProcedureFasten Door Bracket and Plate Sectional Doors Installation Connect Door Arm to TrolleyOpen Door Adjustment Closed Door Adjustment ALL ONE-PIECE DoorsIf ONE-PIECE Door does not Close Completely Limit Adjustment ChartIf Door does not Close Completely If Opener Reverses in Fully Closed PositionProceed to Step Adjust ForceForce Adjustment Chart 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 Doesnt Turn OFF DUE to Power FailureOpener Lights Doesnt Turn on Unit Must be GroundedRail Assembly Parts List Installation Parts List Button AssemblyChassis Assembly Parts List KEY Part DescriptionNot 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.
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