Need help?Do you have a question about the Crafstman 139.54931 and is the answer not in the manual?
Explains safety symbols and signal words used to alert users to potential hazards.
Details features like Timer-to-Close and automatic closing functions.
Verifies garage Wi-Fi signal strength at the installation location.
Lists all necessary tools for assembly and installation.
Guides on identifying door type and garage area conditions for installation.
Connects rail sections and installs the trolley assembly.
Details the process for installing and tensioning the drive belt.
Crucial safety warnings and general guidelines for a safe installation.
Determines and covers the proper installation of the header bracket.
Provides instructions for installing the essential safety reversing sensors.
Outlines the necessary electrical connections and safety precautions.
Sets the open and close positions for the garage door.
Verifies the safety reversal mechanism functions correctly.
Guides on installing, testing, and charging the battery backup.
Steps to connect the opener to the Craftsman Garage Door app.
Reinforces critical safety rules for operating the garage door opener.
Describes key features like Timer-to-Close, Smart Control, and lights.
Lists error codes and corresponding solutions for opener problems.
Covers issues not indicated by diagnostic codes, like remote or Wi-Fi connectivity.
Lists available replacement parts for the garage door opener.
Catalog of compatible optional accessories for the opener.
Details the product's limited warranty coverage and service.
Explains safety symbols and signal words used to alert users to potential hazards.
Details features like Timer-to-Close and automatic closing functions.
Verifies garage Wi-Fi signal strength at the installation location.
Lists all necessary tools for assembly and installation.
Guides on identifying door type and garage area conditions for installation.
Connects rail sections and installs the trolley assembly.
Details the process for installing and tensioning the drive belt.
Crucial safety warnings and general guidelines for a safe installation.
Determines and covers the proper installation of the header bracket.
Provides instructions for installing the essential safety reversing sensors.
Outlines the necessary electrical connections and safety precautions.
Sets the open and close positions for the garage door.
Verifies the safety reversal mechanism functions correctly.
Guides on installing, testing, and charging the battery backup.
Steps to connect the opener to the Craftsman Garage Door app.
Reinforces critical safety rules for operating the garage door opener.
Describes key features like Timer-to-Close, Smart Control, and lights.
Lists error codes and corresponding solutions for opener problems.
Covers issues not indicated by diagnostic codes, like remote or Wi-Fi connectivity.
Lists available replacement parts for the garage door opener.
Catalog of compatible optional accessories for the opener.
Details the product's limited warranty coverage and service.
General| Type | Chain Drive |
|---|---|
| Horsepower | 1/2 HP |
| Frequency | 60 Hz |
| Safety Sensors | Yes |
| Belt Type | Chain |
| Max Lift Power | 1/2 HP |
| Voltage | 120V |
| Maximum Door Height | 7 ft |
To Next Page
