Chamberlain 1200 Garage Door Opener User Manual


 
Index
Access Door/Outside Key Release Accessory...............................................................................................4, 5
Chain Tension..............................................................................................................................................4, 5, 11
Electrical Safety Warnings........................................................................................................................2, 20, 31
Garage Door
Testing for balance, binding and sticking...................................................................................................3, 28, 31
Determining high point of travel:
Sectional Door ..................................................................................................................................................12
One-Piece Door................................................................................................................................................13
Disabling existing locks....................................................................................................................................3, 11
Force Controls
Adjustment Procedures ....................................................................................................................................29
Problems that might require Force adjustments.........................................................................................34, 35
Safety Warnings .........................................................................................................................................29, 31
Door hardware.....................................................................................................................3, 9, 11, 12, 18, 31, 32
Maintenance Instruction Label.......................................................................................................................11, 28
Reinforcement requirements ...........................................................................................................................4, 24
Removing of all ropes......................................................................................................................................3, 11
Possible door damage...................................................................................................................................16, 24
Travel Limits
Adjustment Procedures ....................................................................................................................................28
Problems that might require Limit adjustments...........................................................................................34, 35
Safety Warnings .........................................................................................................................................28, 31
Manual Release Rope & Handle
Lockout Feature..................................................................................................................................................32
Manual Disconnect .............................................................................................................................................32
Safety Warnings ...............................................................................................................................11, 19, 31, 32
Opener Terminals
Door Control Connections ..................................................................................................................................18
Safety Reversing Sensor Connections...............................................................................................................23
Outside Keylock Accessory Connections ...........................................................................................................18
Operational Noise
Sprocket noise....................................................................................................................................................11
Vibration noise (isolator kit) ................................................................................................................................34
Receiver and Remote Controls
Programming the receiver ..................................................................................................................................33
Erasing all codes ................................................................................................................................................33
Safety warning....................................................................................................................................................33
Problems with remote control operation .............................................................................................................34
Safety Reverse Test Procedure..........................................................................................................................30
Testing required................................................................................................................................11, 30, 34, 35
Safety Reverse System Problems
Securing header bracket to wall .......................................................................................................................12
Adjusting travel limits........................................................................................................................................28
Applying excessive force on the door...............................................................................................................29
Buckling or uneven floor .................................................................................................................................4, 5
Safety Warnings...........................................................2, 3, 9, 11,12,16, 18, 19, 20, 21, 24, 28, 29, 30, 31, 32, 33
User Instruction Label for garage wall ........................................................................................................11, 18
39