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Liftmaster 1280-298LMC Manual

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Index
Access Door/Outside Quick Release Accessory..........................................................................................4, 34
Electrical Safety Warnings....................................................................................................................2, 7, 16, 27
Garage Door
Testing for balance, binding and sticking...................................................................................................3, 25, 27
Determining high point of travel:
Sectional Door ....................................................................................................................................................8
One-Piece Door..............................................................................................................................................8, 9
Disabling existing locks......................................................................................................................................3, 7
Force Controls
Adjustment Procedures ....................................................................................................................................25
Problems that might require Force adjustments.........................................................................................30, 31
Safety Warnings .........................................................................................................................................25, 27
Door hardware.......................................................................................................................3, 7, 8, 12, 14, 27, 28
Maintenance Instruction Label.........................................................................................................................7, 14
Reinforcement requirements .....................................................................................................................4, 20, 21
Removing of all ropes........................................................................................................................................3, 7
Possible door damage...........................................................................................................................3, 4, 12, 20
Travel Limits
Adjustment Procedures ....................................................................................................................................24
Problems that might require Limit adjustments...........................................................................................30, 31
Safety Warnings ...................................................................................................................................15, 27, 28
Manual Release Rope & Handle
Lockout Feature..................................................................................................................................................28
Manual Disconnect .......................................................................................................................................28, 31
Safety Warnings ...........................................................................................................................................24, 27
Opener Terminals
Door Control Connections ..................................................................................................................................14
Safety Reversing Sensor Connections...............................................................................................................19
Outside Keylock Accessory Connections ...........................................................................................................14
Protector System
®
..........................................................................................................................................17, 26
Receiver and Remote Controls
Programming the receiver ..................................................................................................................................29
Erasing all codes ................................................................................................................................................29
Safety warning....................................................................................................................................................29
Problems with transmitter operation ...................................................................................................................30
Safety Reverse Test Procedure..........................................................................................................................26
Testing required..................................................................................................................................7, 26, 30, 31
Safety Reverse System Problems
Securing header bracket to wall .........................................................................................................................8
Adjusting travel limits........................................................................................................................................24
Applying excessive force on the door...............................................................................................................25
Buckling or uneven floor ...............................................................................................................................4, 26
Safety Warnings.......................................................2, 3, 6, 7, 8, 12, 13, 14, 15, 16, 17, 20, 24, 25, 26, 27, 28, 29
User Instruction Label for garage wall ..........................................................................................................7, 14
Vibration Noise (isolator kit)...............................................................................................................................30
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