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LiftMaster 3280 Support Question

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Question posted by budpastor on September 15th, 2012

Openerm Opens And Closes But In 10 To 15 Minutes, It Will Open Istself/ Why?

Adjusted linit so it would not push to hard when it closed. But after a few minutes it will open up by it self. What can I check to find the proble? Sensors are working okay. Could it be a broken wire some where? Thank you .

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Related LiftMaster 3280 Manual Pages

3280 Manual - Page 1

... 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...

3280 Manual - Page 2

... requirements 15 Install the Protector System 16-18 Fasten the door bracket 19-20 Connect the door arm to the trolley 21-22 Adjustment 23-25 Adjust the travel limits 23 Adjust the force 24 Test the safety reversal system 25 Test the Protector System 25 Operation 26-30 Operation safety instructions 26 Using your garage door opener 26...

3280 Manual - Page 7

... with 8x3/8" hex screws provided. READ AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS. 2. Install garage door opener 7 feet (2.13 m) or more above floor. 7. You have now finished assembling your garage door opener. Install garage door opener ONLY on inside of the door. 10. Hex Screws 8x3/8" Belt Cap Retainer HARDWARE SHOWN ACTUAL SIZE Hex Screw #8x3/8" WARNING Motor...

3280 Manual - Page 8

...or adjust garage door, springs, cables, pulleys, brackets, or their hardware, all of which apply to your door to gain approximately 1/2" (1 cm). Close the door ...Open your door. 1. Draw an intersecting horizontal line on the header wall above the high point: • 2" (5 cm) above the high point for sectional door and one -piece door without track: pivot hardware An unbalanced garage door...

3280 Manual - Page 10

Have someone hold the opener securely on the garage floor below the header bracket. Header Wall Header Bracket Belt Pulley Bracket Garage Door INSTALLATION STEP 3 Attach the Rail to secure. Header Bracket Ring Fastener Clevis Pin 5/16"x2-3/4" Belt Pulley Bracket Rail Temporary Support HARDWARE SHOWN ACTUAL SIZE Clevis Pin 5/16"x2-3/4" 10 Ring Fastener NOTE...

3280 Manual - Page 11

... to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to -rail distance. • Remove foam packaging. • Raise the opener onto a stepladder. Header Bracket Top of Door 2x4 is...to your door type as illustrated. Do not position the opener more than 4" (10 cm) above this point if the ladder is convenient for setting an ideal door-to determine...

3280 Manual - Page 13

... with care to the opener, twist same color wires together. NOTE: The push bar may be smooth and flat. Strip 7/16" (11 mm) of insulation from end of bell wire. The trolley will travel . • ALWAYS keep garage door in a prominent location on inside of garage door. To prevent possible SERIOUS INJURY or DEATH from a closing garage door. Do not overtighten...

3280 Manual - Page 14

...damage to disengage trolley ONLY when garage door is clear of the outer trolley. • Adjust rope length so the handle is in the fully open or closed. Ensure that the rope and... with a Garage Door Opener bulb. Overhand Knot Emergency Release Handle Trolley Release Arm Rope NOTICE Overhand Knot 14 The lights will turn ON and remain lit for approximately 4-1/2 minutes when power ...

3280 Manual - Page 15

... doesn't fit into a grounding type outlet. RIGHT WRONG If permanent wiring is grounded. and the ground wire to the screw on the silver terminal; PERMANENT WIRING CONNECTION Ground Tab Green Ground Screw Ground Wire Black Wire White Wire Black Wire 15 Be sure the opener is required by your garage door opener has a grounding type plug with all local electrical and building...

3280 Manual - Page 16

... System® The safety reversing sensor must be connected and aligned correctly before the garage door opener will flash 10 times. This required safety device MUST NOT be unobstructed. Extension brackets (see accessories) are designed to full open position, and the opener lights will move in masonry if repositioning is closing. above floor Invisible Light Beam Protection...

3280 Manual - Page 18

.... • Incorrect wiring between sensors and opener. • A broken wire. 2. ALIGNING THE SAFETY REVERSING SENSORS • Plug in place. • Loosen the receiving eye wing nut and adjust sensor until it will glow steadily if wiring connections and alignment are correct. If the sending eye indicator light does not glow steadily after installation, check for an open , it receives the...

3280 Manual - Page 21

SECTIONAL DOORS ONLY Make sure garage door is horizontal. Slide the outer trolley back (away from the door) about 6" (15 cm) from the inner ...door type as possible to increase door arm rigidity. Select holes as far apart as illustrated below and on the following page. Pull the emergency release handle toward the opener at a 45° angle so that the trolley release arm is fully closed...

3280 Manual - Page 23

.... Cover Protection Bolt 2-4" (5-10 cm) Left Side Panel Limit Adjustment Screws ADJUSTMENT LABEL • If the door reverses when closing garage door. • Incorrect adjustment of garage door travel . Test the door for a trained door systems technician. See Adjustment Step 2. 23 To operate the opener, press the Door Control push bar. Run the opener through a complete travel , it...

3280 Manual - Page 24

... or travel limits) is hard to hold or doesn't stop . Do not increase the force beyond the minimum amount required to open ) force by a closing garage door. • Too much force on garage door will reverse. Make small adjustments until the door completes a close the door. ADJUSTMENT STEP 2 Adjust the Force Force adjustment controls are set too light, door travel may be needed. NOTE...

3280 Manual - Page 25

... an inch (2.5 cm), and the opener lights will not close the door. Safety Reversing Sensor Safety Reversing Sensor 25 Increase the DOWN limit by a closing garage door. • Safety reversal system MUST be SERIOUSLY INJURED or KILLED by a closing garage door. IMPORTANT SAFETY CHECK: Test the Safety Reverse System after: • Each adjustment of door arm length, limits, or force controls...

3280 Manual - Page 26

... interrupts the sensor beam, the opener lights will close the door with garage door control push buttons or remote controls. 3. when power is restored after 4-1/2 minutes or provide constant light when the Light feature on , then off again. WARNING OPERATION IMPORTANT SAFETY INSTRUCTIONS WARNING To reduce the risk of the following conditions: when the opener is broken. NEVER permit...

3280 Manual - Page 27

... Lock button for a 3-1/2 minute interval, etc., up to a maximum of persons and obstructions. • NEVER use handle to pull door open or closed. Weak or broken springs or unbalanced door could fall. Emergency Release Handle (Pull Down) Trolley Release Arm NOTICE The lockout feature prevents MANUAL DISCONNECT POSITION the trolley from a falling garage door: • If possible, use...

3280 Manual - Page 29

... in the down limit adjustment screw clockwise. 5. This feature activates the light on my motor unit: The safety reversing sensor must be connected and aligned correctly before the garage door opener will not activate the door: • Verify your door, check diagnostic LED for the force and limit settings is normal. Bell Wire Safety Reversing Sensor Sending Eye Safety Reversing...

3280 Manual - Page 30

...Try to wall and does not move. Consult Diagnostic Chart below. 1 FLASH Safety reversing sensors wire open (broken or disconnected). Momentarily short across red and white terminals with self-diagnostic capabilities. If motor unit activates, replace door control wires. RPM Sensor = Short travel 6-8" (15-20 cm). • Unplug unit to reset. 6 FLASHES Motor Circuit Failure. If motor...

3280 Manual - Page 32

...this temporary PIN will work , press the number of openings, remember that the test has used to close feature has been activated. The opener light will blink ...10 seconds. Press the new 4-digit PIN you have chosen, then press Enter. The keypad will blink four times when one opening.To clear the temporary password, repeat steps 1-3, setting the number of your garage door opener...