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LiftMaster 3240 Support Question

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Question posted by steve9800 on October 4th, 2013

Liftmaster 3240 Has No Power

While trying to pair a new remote the unit stopped working like it has blown a fuse. No power

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Related LiftMaster 3240 Manual Pages

3240 Manual - Page 1

® GARAGE DOOR OPENER Models The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com 3130M 1/3 HP For Residential Use Only 3240M 1/2 HP 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...

3240 Manual - Page 2

... of your garage door opener 28 Having a problem 29 Diagnostic chart 30 Programming 31-32 To add or reprogram a hand-held remote control 31 To erase all codes 31 3-Button remotes 31 To add, reprogram or change a Keyless Entry PIN . . . . . 32 Repair Parts 33-34 Rail assembly parts 33 Installation parts 33 Motor unit assembly parts...

3240 Manual - Page 3

... tools as shown. An unbalanced garage door may NOT reverse when required. • NEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their hardware, ALL of which are under EXTREME tension. • Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid malfunction and damage...

3240 Manual - Page 5

... 1-Button Remote Control CEILING MOUNT ONLY UP Remote Control Visor Clip Header Bracket Rail Curved Door Arm Section Sprocket Coupling Motor Unit with Light Lens Model 3130M Motor Unit with 2 Light Lenses Model 3240M Trolley Door Bracket Safety...cartons which contain the motor unit and all parts illustrated below . Carton Inventory Your garage door opener is packaged in the foam.

3240 Manual - Page 6

Be certain to do not run the garage door opener until the coupling ﬁts securely over the motor unit sprocket. • Align the two bolt holes in the rail ... unit. ASSEMBLY STEP 1 Fasten the Rail to the Motor Unit To avoid installation difﬁculties, do so. Remove it after Installation Step 4. • Working on a level surface, align the rail assembly with the motor unit,...

3240 Manual - Page 7

.... 2. Install garage door opener ONLY on the ﬂoor. 7 Install wall-mounted garage door control: • within sight of the garage door. • out of reach of children at ) on properly balanced and lubricated garage door. ALL repairs to garage door control. 11. Mount emergency release handle 6 feet (1.8 m) above ﬂoor. 6. NEVER connect garage door opener to power source until...

3240 Manual - Page 9

... lag screws to the ceiling. Follow the instructions which will work best for positioning only. Bracket 2x4 Structural Support support with the hardware provided. Vertical Centerline of Garage Door Lag Screws 5/16"-9x1-5/8" Door Spring Lag Screw 5/16"-9x1-5/8" Horizontal Line Highest Point of Garage Door 9 Make sure the arrow is minimal. • Mark the side...

3240 Manual - Page 11

... . If installing in masonry if repositioning is closing, the door will stop and reverse to clip onto the track of sectional garage doors without additional hardware. The mounting brackets are available if needed. Extension brackets (see accessories) are designed to full open position, and the opener lights will ﬂash 10 times. Protection Area above floor...

3240 Manual - Page 12

...an extension bracket (see Accessories) to the opener is recommended. Figure 1 Door Track Lip DOOR TRACK MOUNT (RIGHT SIDE) Indicator Light ...: Garage door track installation (preferred): • Slip the curved arms over the rounded edge of each other across the garage door, with... face each door track, with curved arms facing the door. INSTALLING THE BRACKETS Be sure power to elevate ...

3240 Manual - Page 14

...opener onto a stepladder. You will need help at is convenient for setting an ideal door-to disconnect inner and outer sections. Top of the motor unit. Slide the outer trolley toward the motor unit...Open the door all the way and place a 2x4 on its side is used to determine the correct mounting height from ceiling. 14 To prevent damage to garage door, rest garage door opener ...

3240 Manual - Page 15

... of the motor unit to the hanging brackets with 5/16"-18x7/8" hex bolts, lock washers and nuts. 6. Concrete anchors MUST be different. Check to structural supports of the hanging bracket to provide rigid support. Operate the door manually. This bracket and fastening hardware are shown. Measure the distance from a falling garage door opener, fasten it...

3240 Manual - Page 17

... replacement. Then the lights will turn OFF. • Reverse the procedure to close the lens. • Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is necessary to the opener: • DO NOT use bulbs larger than 100W. • ONLY use halogen bulbs. To prevent damage to cut the rope, heat...

3240 Manual - Page 18

... wire. 2. To prevent possible SERIOUS INJURY or DEATH from electrocution or ﬁre: • Be sure power is NOT connected to the opener, and disconnect power to circuit BEFORE removing cover to establish permanent wiring connection. • Garage door installation and wiring MUST be grounded. • Reinstall the cover. RIGHT WRONG PERMANENT WIRING CONNECTION If...

3240 Manual - Page 25

... be SERIOUSLY INJURED or KILLED by a closing garage door. • Safety reversal system MUST be tested every month. • If one control (force or travel cycles to open , place a 1-1/2" (3.8 cm) board (or a 2x4 laid ﬂat ) ADJUSTMENT STEP 4 Test the Protector System® • Press the remote control push button to test adjustment. Without...

3240 Manual - Page 26

... eight Security✚® remote controls and one control (force or travel . 4. Garage door MUST reverse on contact with the safety reversing sensor correctly installed and aligned) 1. when power is A19. Bulb power is activated. If open . 2. If opening , the door will blink for ﬁve seconds. 26 If the door has been stopped in an open , the door will reverse. position...

3240 Manual - Page 29

... my motor unit: The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in the down direction. • Verify the safety reversing sensors are properly installed, aligned and free of any binding problems. • Refer to force or travel by turning down travel limits. My remotes will not...

3240 Manual - Page 30

LED or Diagnostic LED "Learn" Button Your garage door opener is programmed with jumper wire. Symptom: Sending indicator light glows steadily, receiving indicator light is dim or ﬂashing. • Realign receiving eye sensor, clean lens and secure brackets. • Verify door track is overheated. Try to wall and does not move. The "Learn" button/diagnostic...

3240 Manual - Page 31

... codes: Press and hold the button on the motor unit. Your garage door opener has already been programmed at the factory to operate your garage door. 3. The door will be programmed to operate your garage door. 2. Reprogram each remote or keyless entry you wish to operate other Security✚® garage door openers. 31 While holding both buttons while you wish to operate...

3240 Manual - Page 32

...2. If light bulbs are held). The motor unit lights will work , press the number of openings, remember that the test has used to close the door even after it may authorize access by one person... buttons for your garage door opener. This feature has been activated at the factory. LOCK LIGHT 3. To Add, Reprogram or Change a Keyless Entry PIN NOTE: Your new Keyless Entry must ...

3240 Manual - Page 35

..., television or other appliance from their car with their garage door opener remote or from the control panel. 379LM-10 Wireless Keyless Entry with an additional LiftMaster Security✚® remote. SEND PASS READY ENROLL ENROLL FAIL RETRY Garage Door Monitor: Security for 5 minutes when it detects a person entering the garage. Tells you are away from home and turn...