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General| Model Number | 139.18865 |
|---|---|
| Type | Chain Drive |
| Horsepower | 1/2 HP |
| Frequency | 60 Hz |
| Safety Sensors | Yes |
| Voltage | 120V |
| Max Door Height | 7 ft |
| Remote Control | Yes |
Lists essential hand tools and preliminary checks for opener installation.
Details all parts included in the opener package for verification.
Highlights essential safety warnings and guidelines to follow during opener installation.
Provides preliminary considerations and steps for sectional garage door installation.
Provides preliminary considerations and steps for one-piece garage door installation.
Covers the step-by-step process of assembling the opener components.
Details how to determine location and install the header bracket.
Provides instructions for securely mounting the opener unit to the garage structure.
Explains how to set the UP and DOWN travel limits for the opener.
Details how to adjust the force settings for opening and closing the door.
Outlines tests for the safety reversing sensor and reverse system.
Explains how to activate the opener using various controls and features.
Guides on programming remote controls to operate the garage door opener.
Provides a schedule for routine maintenance and care of the opener.
Offers solutions for common issues encountered with the opener's operation.
Lists and illustrates available replacement parts for the opener.
Provides contact details for service and outlines the product warranty terms.
