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Brand | Craftsman |
---|---|
Model | 139.53985D |
Category | Garage Door Opener |
Language | English |
Detailed steps for routing the chain or cable around pulleys and connecting it to the trolley.
Critical warnings and guidelines to follow before and during opener installation.
Instructions for locating and marking the header bracket position for wall mounting.
Guidelines for determining header bracket placement when mounting to the ceiling.
Steps to secure the header bracket to the wall structure using provided hardware.
Steps to secure the header bracket to the ceiling structure using provided hardware.
Essential electrical safety guidelines and proper grounding for the opener.
Procedures for mounting and aligning the safety reversing sensors for obstruction detection.
Procedure for adjusting the opener's fully open position limit.
Procedure for adjusting the opener's fully closed position limit.
How to adjust the force required for the door to close and reverse properly.
How to adjust the force required for the door to open completely and stop.
How to test the door's ability to reverse upon encountering an obstruction.
How to test that the safety reversing sensors are correctly installed and functioning.
Critical safety instructions for operating the garage door opener and door.
Step-by-step guide to program new or existing remote controls to the opener.
How to clear all previously programmed remote control codes from the opener.
Instructions for setting up or changing the PIN for the Keyless Entry system.