Chamberlain 1145jg, 1160, 80ad Attach Trolley to Rail, Attach Chain Spreader, Set Chain Tension

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ASSEMBLY STEP 2

Attach Trolley to Rail

Slide outer trolley into rail assembly, be sure arrow on trolley is heading in direction of door is heading in direction of door. Slide outer trolley down rail until it engages with inner trolley.

Arrow

Rail Assembly

Outer Trolley

Arrow

Towards Door

CAUTION

To avoid serious damage to opener, ONLY use screws mounted in top of motor unit.

ASSEMBLY STEP 3

Attach Chain Spreader

Attach chain spreader to opener with phillips pan head screws.

WARNING

To avoid possible SERIOUS INJURY to fingers from moving garage door opener:

•ALWAYS keep hand clear of sprocket while operating opener.

•Securely attach chain spreader before operating.

ASSEMBLY STEP 4

Fasten Rail to Opener & Install Chain

Remove four washered bolts from top of opener. Place rail on opener, flush with stops on top of opener. Wrap chain around slot in spreader and over sprocket. Push idler pulley bracket assembly toward front of the rail to eliminate excess slack in chain. Align bolt holes on brackets with bolt holes on opener. Secure brackets to opener with previously removed bolts . Tighten bolts securely. The opener sprocket teeth must engage the chain. Insert bolt into trolley stop bolt hole secure with lock washer and nut.

CAUTION: Use only those bolts mounted in the top of opener. Use of any other bolts will cause serious damage to opener.

Set Chain Tension

Thread spring nut on carriage bolt unit finger tight. Insert a screwdriver tip into one of the slots of the nut ring and brace it firmly against the header sleeve. Place an open end wrench on the square end of the spring nut, slightly rotate nut about 1/4 turn clockwise until nut ring is released against header sleeve. This sets spring to optimum chain tension. chain may slip off sprocket if chain is too loose. If chain does slip re- tighten spring nut by turing nut clockwise 1/2 turn.

Do NOT overtighten chain.

Phillips Pan Head Screws

Chain Spreader

Opener

114A2845

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Contents With 433MHz Radio Controls Introduction Table of ContentsPreparing your garage door Testing Your DoorTools needed Sectional DoorSectional Door Installations PlanningOpener ARM Mounting Location OFF Centre Installation of Opener ONE-PIECE Door InstallationsOne-Piece Door with Track One-Piece Door without Track Carton Inventory Hardware Inventory InstallationInstall the Chain Assembly StepAssemble the Rail Insert Chain into Rail & Assemble Header SleeveAttach Trolley to Rail Fasten Rail to Opener & Install ChainAttach Chain Spreader Set Chain TensionInstall Chain Noise Reduction Pads optional Installation Important Installation InstructionsDetermine the Header Bracket Location Installation StepSectional Door ONE-PIECE Door with Track Proceed to ,Example ONE-PIECE Door Without TrackOne-piece door without track jamb hardware One-piece door without track pivot hardwareInstall the Header Bracket Wall Header Bracket InstallationCeiling Header Bracket Installation Attach the Rail to the Header Bracket Position the OpenerSectional Door or ONE-PIECE Door with Track Hang the Opener Remote Control Wall Mount optional Install the door controlInstall the Light Wiring Instructions for AccessoriesKEY Switch Model Safety Infrared Reversing Sensor ModelAttach the Emergency Release Rope and Handle Connect Electric PowerInstall the Safety Infrared Reversing Sensors Optional Important Information about Safety Reversing SensorsFacing the door from inside the garage Fasten the Door Bracket Metal, insulated or light weight factory reinforced doorsSectional Doors Wood DoorsNot Provided ONE-PIECE DoorsSectional Doors only Connect Door Arm to TrolleyALL ONE-PIECE Doors Adjustment Procedures for One-Piece DoorsAssemble the Door Arm Connect the door arm to the trolleyLimit Adjustment Adjustment StepAdjust the Force Test the Safety Infrared Reversing Sensors if installed Test the Safety Reverse SystemAdjust Important Safety CheckWhen the opener is activated Using Your Garage Door OpenerOperation Activate your opener with any of the followingCare of Your Opener To Open the Door ManuallyOnce a Month Twice a YearOpener doesnt operate from either door control or remote TroubleshootingProgramming To Code a Hand-held Remote Control TransmitterTo Erase All Codes From Opener Receiver Memory Multi-Function RemotesWarranty

1155, 1156, 1140, 1150, 80ad specifications

The Chamberlain 1160JG, 1160, 1146, 120AD, and 1145 garage door openers are some of the most reliable and feature-rich options available in today’s market. These models are renowned for their robust performance, user-friendly interface, and advanced technology, making them a top choice for homeowners seeking convenience and security.

The Chamberlain 1160JG and 1160 models stand out with their powerful DC motor, which ensures a smooth and quiet operation. They are designed for faster opening speeds, allowing users to enter and exit the garage quickly. One of the prominent features of these models is the built-in myQ technology, which enables remote access and control via smartphone applications. Users can monitor their garage door status, receive alerts, and operate the door from virtually anywhere, enhancing convenience and peace of mind.

The Chamberlain 1146 model combines strength and reliability, equipped with a durable chain drive system. This model offers exceptional lifting power, making it suitable for heavy garage doors. The 1146 also includes a battery backup system, ensuring functionality even during power outages. Its safety features, including infrared sensors, help prevent accidents by detecting obstructions in the door's path.

The Chamberlain 120AD model is particularly appreciated for its easy installation process. This model features a belt drive system, which provides quieter operation compared to chain-driven alternatives. This makes the 120AD an excellent choice for homes with living spaces adjacent to the garage. It also includes built-in Wi-Fi, enabling smart home integration and remote access through the myQ app.

The Chamberlain 1145 model is a compact yet powerful option that maintains high reliability. It offers a strong chain drive system and a variety of safety features, including rolling code technology that enhances security by changing the access code after every use. The 1145 is ideal for families looking for a cost-effective yet dependable solution.

Overall, the Chamberlain 1160JG, 1160, 1146, 120AD, and 1145 garage door openers not only bring convenience through advanced technology but also prioritize safety, making them an excellent investment for any homeowner. Their blend of performance, durability, and smart technology ensures that users benefit from a hassle-free garage door experience.
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