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The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.liftmaster.com

GARAGE DOOR OPENER

Models  3275

3275-267

For Residential Use Only 

Owner’s Manual

■

   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 of the opener are required to ensure safe operation.

■

    The model number label is located on the front panel of your opener.

®

Содержание LIFTMASTER 3275

Страница 1: ...er s Manual 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 connect...

Страница 2: ...h the rail to the motor unit 6 Attach the chain spreader 6 Tighten the chain 7 Installation 7 22 Installation safety instructions 7 Determine the header bracket location 8 Install the header bracket 9...

Страница 3: ...lement Preparing your garage door Before you begin Disable locks Remove any ropes connected to garage door Complete the following test to make sure your garage door is balanced and is not sticking or...

Страница 4: ...on of your opener Access Door Safety Reversing Sensor Safety Reversing Sensor Slack in chain tension is normal when garage door is closed Gap between floor and bottom of door must not exceed 1 4 6 mm...

Страница 5: ...n Door Control Panel LOCK LIGHT The Protector System 2 Safety Reversing Sensors 1 Sending Eye and 1 Receiving Eye with 2 Conductor White White Black Bell Wire attached Safety Sensor Bracket 2 One Piec...

Страница 6: ...ous damage to the opener Cut tape from T rail chain and styrofoam REMOVE STYROFOAM ASSEMBLY STEP 2 Attach the Chain Spreader Attach chain spreader to the motor unit with two screws Position chain over...

Страница 7: ...e risk of SEVERE INJURY or DEATH 1 READ AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS 2 Install garage door opener only on properly balanced and lubricated garage door An improperly balanced d...

Страница 8: ...the top edge of the door NOTE If the total number of inches exceeds the height available in your garage use the maximum height possible or refer to page 9 for ceiling installation To prevent possible...

Страница 9: ...age Door Header Wall Garage Door UP CEILING MOUNT ONLY Wall Mounting Holes Optional Wall Mounting Holes The nail hole is for positioning only You must use lag screws to mount the header bracket UP CEI...

Страница 10: ...ll need help Have someone hold the opener securely on a temporary support to allow the rail to clear the spring Position the rail bracket against the header bracket Align the bracket holes and join w...

Страница 11: ...enient for setting an ideal door to rail distance Remove foam packaging Raise the opener onto a stepladder You will need help at this point if the ladder is not tall enough Open the door all the way a...

Страница 12: ...side of the motor unit to the structural support 2 Cut both pieces of the hanging bracket to required lengths 3 Drill 3 16 pilot holes in the structural supports 4 Attach one end of each bracket to a...

Страница 13: ...m to protrude above wall surface Position bottom of door control on screw head and slide down to secure Adjust screw for snug fit Install top screw with care to avoid cracking plastic housing Do not o...

Страница 14: ...lley Adjust rope length so the handle is 6 feet 1 83 m above the floor Ensure that the rope and handle clear the tops of all vehicles to avoid entanglement Secure with an overhand knot NOTE If it is n...

Страница 15: ...g 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 be ground...

Страница 16: ...15 cm above the floor Either can be installed on the left or right of the door as long as the sun never shines directly into the receiving eye lens The mounting brackets are designed to clip onto the...

Страница 17: ...e lip hugging the back edge of the track as shown in Figure 1 If your door track will not support the bracket securely wall installation is recommended Wall installation Figures 2 3 Place the bracket...

Страница 18: ...lights in both the sending and receiving eyes will glow steadily if wiring connections and alignment are correct The sending eye amber indicator light will glow regardless of alignment or obstruction...

Страница 19: ...epending on your door s construction Metal or light weight doors using a vertical angle iron brace between the door panel support and the door bracket Drill 3 16 fastening holes Secure the door bracke...

Страница 20: ...INUM STEEL DOORS WITH GLASS PANEL ETC NOT PROVIDED ONE PIECE DOORS Please read and comply with the warnings and reinforcement instructions on the previous page They apply to one piece doors also Cente...

Страница 21: ...re 3 Hole alignment alternative If holes in curved arm are above holes in straight arm disconnect straight arm Cut about 6 15 cm from the solid end Reconnect to trolley with cut end down as shown Brin...

Страница 22: ...hers 5 16 Ring Fastener Straight Arm Bolts 5 16 18x7 8 Door Bracket Clevis Pin 5 16 x1 1 4 Curved Door Arm Press the Door Control push button The trolley will travel to the fully closed position Manua...

Страница 23: ...again If anything interferes with the door s upward travel it will stop If anything interferes with the door s downward travel including binding or unbalanced doors it will reverse HOW AND WHEN TO AD...

Страница 24: ...kwise Make small adjustments until the door completes a close cycle After each adjustment run the opener through a complete travel cycle Do not increase the force beyond the minimum amount required to...

Страница 25: ...bstruction and run the opener through 3 or 4 complete travel cycles to test adjustment If the unit continues to fail the Safety Reverse Test call for a trained door systems technician IMPORTANT SAFETY...

Страница 26: ...ote controls and one Security Keyless Entry System If you purchase a new remote or if you wish to deactivate any remote follow the instructions in the Programming section Activate your opener with any...

Страница 27: ...1 1 2 2 1 2 or 3 1 2 minutes as follows Press and hold the Lock button until the light blinks about 10 seconds A single blink indicates that the timer is reset to 1 1 2 minutes Repeat the procedure an...

Страница 28: ...NCE SCHEDULE Once a Month Manually operate door If it is unbalanced or binding call a trained door systems technician Check to be sure door opens and closes fully Adjust limits and or force if necessa...

Страница 29: ...s to force or travel limits The need for occasional adjustment for the force and limit settings is normal Weather conditions in particular can affect door travel Refer to Adjustment Step 1 Adjust the...

Страница 30: ...ires together If motor unit activates replace door control If motor unit does not activate disconnect door control wires from motor unit Momentarily short across red and white terminals with jumper wi...

Страница 31: ...elease the learn button on the motor unit The learn indicator light will glow steadily for 30 seconds 2 Within 30 seconds press and hold the button on the hand held remote that you wish to operate you...

Страница 32: ...The motor unit lights will blink once when the PIN has been learned Test by pressing the new PIN then press ENTER The door should move To set a temporary PIN You may authorize access by visitors or s...

Страница 33: ...73 1 Multi function door control panel 2 373LM 3 Button remote control 3 10A20 3V2032 Lithium battery 4 29B137 Remote control visor clip 5 41A2828 Emergency release rope handle assembly 6 41B4494 1 2...

Страница 34: ...abels 6 4A1344 Light socket 7 108D79 Lens 8 30B652 Capacitor 9 41A3150 Terminal block w screws 10 41D5563 Universal replacement motor bracket assembly Complete with Motor worm bracket gear case bearin...

Страница 35: ...This temporary password can be limited to a programmable number of hours or entries 378LM SECURITY 3 Button Mini Remote Control With key ring and fastening strip Surge Protector The Garage Door Opene...

Страница 36: ...confirmed to be defective and covered by this limited warranty will be repaired or replaced at Seller s sole option at no cost to you and returned pre paid Defective parts will be repaired or replaced...

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