Chamberlain 1280 - 1/2 HP Owner'S Manual Download

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The Chamberlain Group, Inc.
A DUCHOSSOIS ENTERPRISE
845 Larch Avenue
Elmhurst, Illinois 60126-1196

Garage Door Opener

OWNER'S MANUAL

Model 1280

- 1/2 HP -

For Residential Use Only

Complies with UL 325
Regulations effective
January 1, 1993

■

Please read this manual and the enclosed safety materials carefully!

■

Fasten the manual near the garage door after installation.

■

The door WILL NOT CLOSE unless the Protector System

is connected and

properly aligned

■

Periodic checks and adjustment of the opener are required to ensure safe
operation.

■

The model number label is located under the light lens on the left side panel
of your opener as shown.

Summary of Contents for 1280 - 1/2 HP

Page 1: ...ive January 1 1993 Please read this manual and the enclosed safety materials carefully Fasten the manual near the garage door after installation The door WILL NOT CLOSE unless the Protector System is...

Page 2: ...t door arm to trolley one piece door 23 Adjustment section pages 24 26 Travel limit adjustments 24 Force adjustments 25 Test The Protector System 26 Test the safety reverse system 26 Operation safety...

Page 3: ...An unbalanced garage door might not reverse when required and someone under the door could be seriously injured or killed If your garage door binds sticks or is out of balance call for professional ga...

Page 4: ...oss width of door FINISHED CEILING Extension Spring Torsion Spring Access Door OR OR One Piece Door Extension Spring Header Wall Door Track Slack in belt tension is normal when garage door is closed B...

Page 5: ...ng Eye 2 Conductor Bell Wire White White Red 2 Conductor Bell Wire with Connector White White Black 2 rolls Remote Control Transmitter 1 with 12V battery Light Lens 2 Remote Control Transmitter Visor...

Page 6: ...Tension By hand thread the spring trolley nut on the threaded shaft until it is finger tight against the trolley Figure A Do not use any tools Insert a screwdriver tip into one of the nut ring slots a...

Page 7: ...ng parts of the door 7 Install the User Safety Instruction Label on the wall adjacent to the control button and the Maintenance Instruction Label in a prominent location on the inside of the garage do...

Page 8: ...ach it to the ceiling refer to page 10 when clearance is minimal If you need to install the header bracket on a 2x4 on wall or ceiling use lag screws not supplied to securely fasten the 2x4 to structu...

Page 9: ...Add 8 Bracket height on header wall 12 Measure UP from top of CLOSED door Proceed to Step 2 page 10 9 ONE PIECE Door Without Track Open your door to the highest point of travel as shown Measure the di...

Page 10: ...nt Drill 3 16 pilot holes and fasten the bracket securely to a structural support with the hardware provided Extend the vertical guideline onto the ceiling as shown Center the bracket on the vertical...

Page 11: ...ner on the garage floor below the header bracket Use packing material as a protective base If the door spring is in the way you ll need help Have someone hold the opener securely on a temporary suppor...

Page 12: ...the T rail If the top panel hits the trolley when you raise the door pull down on the trolley release arm to disconnect the inner and outer sections The trolley can remain disconnected until Step 12...

Page 13: ...bracket is not centered above the door Remove the 2x4 Operate the door manually If the door hits the rail raise the header bracket Grease the top and underside of the rail surface where the trolley sl...

Page 14: ...l push buttons out of the reach of children and away from all moving parts of the door and door hardware but where the garage door is visible Do not allow children to operate the push button s or the...

Page 15: ...s closed Garage doors are heavy If the door is open when the handle is pulled the door could close inadvertently if it is not properly balanced Serious injury may result to persons under the door Make...

Page 16: ...ed 3 prong cord Connect the black line wire to the screw on the brass terminal the white neutral wire to the screw on the silver terminal and the ground wire to the green ground screw The opener must...

Page 17: ...alling in masonry construction The invisible light beam path must be unobstructed No part of the garage door or door tracks springs hinges rollers or other hardware can interrupt the beam while the do...

Page 18: ...rack Installation Procedure Fasten the C wraps to the mounting brackets having square holes using the hardware shown in 2 Garage Wall Installation Procedure Connect each assembly to a slotted bracket...

Page 19: ...off dim or flickering in the receiving eye and the invisible light beamm path is not obstructed alignment is required Loosen the sending eye wing nut and re adjust aiming directly at the receiving eye...

Page 20: ...ing limits A The top edge of the bracket 2 4 below the top edge of the door B The top edge of the bracket directly below any structural support across the top of the door Mark and drill 5 16 left and...

Page 21: ...enter the bracket on the top of the door in line with the header bracket as shown Mark holes Drill 5 16 pilot holes and fasten the door bracket with hardware supplied If the door has no exposed framin...

Page 22: ...ews 5 16 18x7 8 Manual Release Handle Rope Figure 3 If holes in curved arm are above holes in straight arm disconnect straight arm Cut about 6 from the solid end Reconnect to trolley with cut end down...

Page 23: ...to the floor and lift the door arm to the trolley The arm should touch the trolley just in back of the door arm connector hole Refer to the fully open trolley door arm positions in the illustration If...

Page 24: ...up travel Turn the UP limit adjustment screw clockwise One turn equals 2 of travel If door does not open at least 5 feet Adjust the UP open force as explained in Adjustment Step 2 If the door does no...

Page 25: ...at may be received including interference that may cause undesired operation PART NO N DE PI CE D O C CERT NO DATE AVERTISSEMENT Pour r duire les risques de blessures mortelles par happement apr s tou...

Page 26: ...Test The Protector System Press the remote control push button to open the door Place the opener carton in the path of the door Press the remote control push button to close the door The door will not...

Page 27: ...ons 1 READ AND FOLLOW ALL INSTRUCTIONS 2 Do not permit children either to operate or to play with the opener Keep remote control in a location inaccessible to children 3 Operate opener only when the d...

Page 28: ...ctivated Bulb size is 75 watts maximum The lockout feature prevents the trolley from reconnecting automatically Pull the manual release handle down and back toward the opener The door can then be rais...

Page 29: ...e with up to four Smart remote control transmitters with green indicator lights a Keyless Entry System and code switch remote controls with red indicator lights Below are instructions for programming...

Page 30: ...ontrol code Refer to instructions on the opener panel 3 Does the battery test light glow when the remote control push button is pressed If not replace the battery 4 Program the receiver to match the r...

Page 31: ...tion decrease the travel limits page 24 Repeat the safety reverse test after adjustments to force or travel limits The need for occasional adjustment of the force and limit settings is normal Weather...

Page 32: ...smitter visor clip 4 41A3984 7 Remote control case cover screw only no circuit board 5 41A2828 Manual release rope handle assy 6 217A238 2 Conductor bell wire white white red 7 12B374 1 Door bracket 8...

Page 33: ...harness assembly with plug 6 41A4252 6C Receiver logic board assembly Complete with Logic board 7 41A4888 End panel w all labels 8 4A1344 Light socket 9 108D34 Lens KEY PART NO NO DESCRIPTION 10 30B36...

Page 34: ...le Outside Quick Release Required for a garage with NO access door 10 foot Complete Rail To allow a 10 foot door to open fully 8 foot Complete Rail To allow an 8 foot door to open fully Model 61LM Sin...

Page 35: ...ety 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 Out...

Page 36: ...THIS PRODUCT AT 1 800 528 2817 Then send this product pre paid and insured to our service center for warranty repair You will be advised of shipping instructions when you call the toll free service nu...

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