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General| Model Number | 139.53660SRT1 |
|---|---|
| Drive Type | Chain |
| Horsepower | 1/2 HP |
| Voltage | 120V |
| Frequency | 60 Hz |
| Safety Sensors | Yes |
| Smart Home Compatibility | No |
| Type | Chain Drive |
| Maximum Door Height | 7 ft |
Essential safety guidelines and warnings for safe operation and installation of the garage door opener.
Guidelines for safe electrical connections and compliance with codes to prevent shock or fire.
Information and installation of the safety reversing sensor to prevent injury from closing doors.
Critical safety rules for operation, maintenance, and child safety.
List of all parts included in the opener package for verification.
Identification and description of hardware required for assembling the opener.
Specific procedures for installing on sectional garage doors, including reinforcement.
Specific procedures for installing on one-piece garage doors and reinforcement needs.
Instructions for mounting the header bracket and hanging the opener securely.
Procedures for installing the wired door control and connecting wires.
Detailed instructions for installing the safety reversing sensor and aligning it.
Procedures for setting door travel limits and force adjustments for optimal performance.
Instructions for testing the safety reversing sensor and reverse system functionality.
How to activate and use the garage door opener functions.
Guide to programming remote controls and keyless entry systems.
Recommended routine checks and lubrication for opener longevity.
Solutions for common issues like opener not operating or door reversing unexpectedly.
Visual guide to identify and order replacement parts for the opener.
List of optional accessories to enhance opener functionality.
Information on the product warranty coverage and terms.
