Chamberlain 1280 - 1/2 HP - Manual (Page 35)

Index
Access Door/Outside Quick Release Accessory........................................................................................31, 34
Electrical Safety Warnings........................................................................................................................7, 16, 27
Garage Door
Testing for balance, binding and sticking...................................................................................................3, 24, 27
Determining high point of travel:
Sectional door.....................................................................................................................................................8
One-piece door ...................................................................................................................................................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, 14, 27, 28
Maintenance instruction label ..........................................................................................................................7, 24
Reinforcement requirements .....................................................................................................................3, 20, 21
Removing of all ropes ........................................................................................................................................3, 7
Possible door damage ...............................................................................................................................3, 12, 20
Travel limits
Adjustment procedures.....................................................................................................................................24
Problems that might require limit adjustments............................................................................................30, 31
Safety warnings ..........................................................................................................................................24, 27
Manual Release Rope & Handle
Lockout feature ...................................................................................................................................................28
Manual disconnect..............................................................................................................................................28
Safety warnings ..................................................................................................................................7, 15, 27, 28
Opener Terminals
Door control connections ....................................................................................................................................14
Safety reversing sensor connections..................................................................................................................19
Outside Keylock accessory connections ............................................................................................................14
Operational Noise
Sprocket noise ......................................................................................................................................................7
Vibration noise (isolator kit) ................................................................................................................................30
The Protector ® System ..................................................................................................................................17, 26
Receiver & Remote Controls
Programming the receiver ..................................................................................................................................29
Erasing all codes ................................................................................................................................................29
Safety warning ....................................................................................................................................................29
Problems with remote control 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
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
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