Chamberlain 1145-1/3HP, 1150-1/3HP, 1160-1/2HP owner manual Features of Your Opener, Specifications

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OPENER CARTON INVENTORY: Your garage door opener is packaged in two cartons which contain all parts illustrated below and on page 26. Hardware for assembly and installation are listed below.

 

Sprocket

Rail Grease

Light Lens (1)

Light Lenses (2)

Remote Control

 

 

Cover

 

Model 1145

Model 1160 and

Transmitter (1)

 

 

 

Model 1150

 

 

 

 

 

 

 

 

 

 

HARDWARE BAG CONTENTS

 

 

 

 

6 lock washers, 5/16

 

2 clevis pins, 5/16"-1"

 

Insulated staples

 

 

6 nuts, 5/16"-18 x 1/2"

 

1 clevis pin, 5/16"-2-3/4"

 

Manual release rope

 

 

2 carriage bolts, 5/16"-18 x 2-1/2"

 

2 screws, 6ABx1" slotted pan head

 

Manual release handle

 

 

4 screws, 5/16"-18 x 7/8"

 

3 ring fasteners

 

Handy Hints label

 

 

4 lag screws 5/16" x 1-7/8"

 

Anchors (2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FEATURES OF YOUR OPENER

1.Opener Light(s): Turns on and off automatically with 4 1/2 minute illumination for your safety and convenience. On Models

1160 and 1150, Light switch feature on Multi-Function Control Panel can be activated for constant light. (Optional accessory available for other models.)

2.Lock Switch Feature - (Standard on Models 1160, 1150; optional on other models): When Lock Switch feature is activated on the Multi-Function Control Panel, the opener will not operate from portable remote control transmitters. The door will OPEN from the door control button, Key Switch and Wireless Keyless Entry System accessories, described below.

Door will CLOSE if door button is pressed and held through a complete down cycle. If the door button is released before travel is complete door will reverse.

3.Safety System: Independent up and down force adjustment. The door REVERSES automatically when obstructed in direction. The door STOPS when obstructed in UP direction.

4.Manual Release Handle: Pull cord disconnect permits manual door operation in case of an emergency or power failure.

5.Automatic Reconnect: Trolley halves reconnect for automatic operation when opener is activated after a manual disconnect.

6.Motor Power: Permanently lubricated motor with automatic reset.

7.Digital Radio Controls: Codes can be set and changed easily and as often as you would like.

8.Easy Limit Adjustment: Limits of door opening and closing adjusted by turning screws without removing chassis cover.

SPECIFICATIONS

MOTOR

SAFETY

Type

Permanent split capacitor

Speed

1500 rpm

Volts

120 Volts ?AC - 60 Hz. Only

Current

4.5 amperes

 

DRIVE MECHANISM

Gears

16:1 worn gear reduction

Drive

Full chain with two-piece trolley

on

 

.................................................

steel T-rail

Length of travel

Adjustable to 7 1/2 feet

Travel rate

On when door starts to travel, off 4

 

1/2 minutes after stop. Models

 

1160 and 1150 have separate

 

Light Switch feature.

Door Linkage

Adjustable door arm. Pull cord

 

trolley release.

Personal

Push button and automatic

 

reversal in down direction. Push

 

button and automatic stop in UP

 

direction.

Electronic

Independent UP and DOWN

 

force adjustment screws.

Electrical

Motor overload protector and low

 

voltage push button wiring.

Limit device

Circuit actuated by limit nut

Limit adjustment

.Screwdriver adjustment on side

 

panel.

Start circuit

Low voltage push button or

 

radio control.

 

DIMENSIONS

Length (overall)

124 inches

 

128 inches (Models 1160, 1150)

Headroom required

2 inches

Hanging weight

32 pounds

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Contents Garage Door Opener Start by Reading These Important Safety Rules Specifications Features of Your OpenerFT T-RAIL AccessoriesStandard Remote Control Transmitter Channel Remote ControlPage HOW to Activate the Opener HOW to Operate the Door ManuallyHOW the Door Moves When the Opener is Activated Check to be Sure Door Opens & Closes Fully Once a Year Maintenance of Your OpenerCare of the Opener Twice a YearAttach Chain to Sprocket Attach T-Rail To OpenerTighten the Chain Assembly Sectional Door & 1-PIECE Door with Track Installation StepExample ONE-PIECE Door Without TrackINSTALLATION-SECTIONAL Door & 1-PIECE Door with Track Installation 1-PIECE Door Without TrackPosition the Opener Hang the Opener Operation Lighted Door Control Button Wiring Instructions for AccessoriesModels 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 Connect Door Arm to Trolley Sectional Doors InstallationALL ONE-PIECE Doors Open Door Adjustment Closed Door AdjustmentIf Opener Reverses in Fully Closed Position Limit Adjustment ChartIf Door does not Close Completely If ONE-PIECE Door does not Close CompletelyTest Down Close Force If Door Doesnt Open AT Least 5 Feet Adjust ForceForce Adjustment Chart Proceed to StepInstallation of Optional Safety Feature Test Safety Reverse SystemGarage Door Openers With Receiver Smart Code Button Radio ControlsHaving a Problem? Review Pages 2 and 3 Before Proceeding Unit Must be Grounded DUE to Power FailureOpener Lights Doesnt Turn on Doesnt Turn OFFButton Assembly Rail Assembly Parts List Installation Parts ListChassis Assembly Parts List KEY Part DescriptionNot Shown Limited Warranty on Motor Liftmaster Garage Door Opener ONE-YEAR Limited Warranty

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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