LiftMaster 3850 Support Question
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Question posted by AZAELkdh on October 14th, 2013
Why Does My Garage Door Opener Beep
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Related LiftMaster 3850 Manual Pages
3850 Elite Series Manual - Page 1
®
GARAGE DOOR OPENER Models 3850
3850-267
For Residential Use Only
Com Details
The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com
patible with
See Page 29 for
Owner's Manual
■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation. ■...
3850 Elite Series Manual - Page 2
...Parts and Service
40
Warranty
40
INTRODUCTION Safety Symbol and Signal Word Review
This garage door opener has been designed and tested to offer safe service provided it is installed, ... Protector System 25
Operation
26-33
Operation safety instructions 26
Using garage door opener 26
Using the wall-mounted door control 27
Using the remote control 28
Troubleshooting 28
The remote ...
3850 Elite Series Manual - Page 3
... by its springs.
2. To prevent damage to garage door and opener:
• ALWAYS disable locks BEFORE installing and operating the opener.
• ONLY operate garage door opener at 120V, 60 Hz to avoid entanglement.
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...
3850 Elite Series Manual - Page 5
... .
LOCK
LIGHT
SLmCaDrtMCootniotrnolDPeatencetli®ng Door Control Console
SECURITY✚® 3-Button Remote Control
Models 3850 (1) 3850-267 (2)
SECURITY✚® Keyless Entry Model 3850-267 (1) ONLY
Motor Unit with Light... installation is also listed below . Carton Inventory
Your garage door opener is packaged in the foam. Accessories will depend on the model purchased.
3850 Elite Series Manual - Page 6
... it is finger tight against the trolley (Figure 1).
ASSEMBLY STEP 1 Attach the Rail to the Motor Unit
To avoid installation difficulties, do not run the garage door opener until instructed to do so. • Remove the two washered bolts mounted on the square end. Use of motor unit. To avoid SERIOUS damage to...
3850 Elite Series Manual - Page 7
... to do so.
8. NEVER wear watches, rings or loose clothing while installing or servicing opener. Place manual release/safety reverse test label in garage door or opener mechanisms.
9.
Install garage door opener ONLY on inside of garage door.
12. Install garage door opener 7 feet (2.1 m) or more above floor.
7. They could result in mounting plate. ASSEMBLY STEP 3 Attach the Belt...
3850 Elite Series Manual - Page 11
... floor, measure the distance from the floor to the top of the door.
• Using a stepladder as illustrated.
Do not position the opener more than 4" (10 cm) above this point if the ladder is completed.
To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to disconnect inner...
3850 Elite Series Manual - Page 12
... the rail, raise the header bracket. 8. Concrete anchors MUST be different. Hanging brackets should be angled (Figure 1) to opener at this time. FINISHED CEILING - Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of each side
of the hanging bracket to the structural support. 2. Cut both pieces of the...
3850 Elite Series Manual - Page 13
... is properly adjusted and there are no obstructions to door travel to the full open circuit.
4. The trolley will travel . • ALWAYS keep garage door in several places. NOTE: If you have any trouble with a staple, creating a short or open position but will not return to each garage door opener.
HARDWARE SHOWN ACTUAL SIZE
Screw 6ABx1-1/4" (standard installation...
3850 Elite Series Manual - Page 14
...prevent damage to close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is in the fully open position. Do not remove the lens.
• Install a 100 watt ... hinge is connected. Then the lights will turn OFF.
• Reverse the procedure to the opener: • DO NOT use bulbs larger than 100W. • ONLY use halogen bulbs. Use...
3850 Elite Series Manual - Page 15
... of the rope through the hole in the release arm of the outer trolley.
• Adjust rope length so the handle is required by your garage door opener has a grounding type plug with ALL local electrical and building codes.
• NEVER use emergency release handle to disengage
trolley ONLY when...
3850 Elite Series Manual - Page 16
.... • Install the safety reversing sensor so beam is closing.
This required safety device MUST NOT be connected and aligned correctly before the garage door opener will flash 10 times. Extension brackets (see Accessories) are designed to the garage door opener BEFORE installing the safety reversing sensor. If an obstruction breaks the light beam while the...
3850 Elite Series Manual - Page 24
... control a third time to open and close the door.
1. The door will open and close the door fully, inspect the door to be tested.
Door MUST reverse on contact with 1-1/2" (3.8 cm) high object (or 2x4 laid flat) on garage door will interfere with proper operation of force required to close the door (DOWN). If the garage door opener cannot open (UP).
4. ADJUSTMENT STEP 2
Set...
3850 Elite Series Manual - Page 25
....
• Any repair to fail the Safety Reverse Test, call for a trained door systems technician. Complete Adjustment Steps 1 and 2 Program the Travel Limits and Set the Force. The garage door opener will flash. If the opener closes the door when the safety reversing sensor is not traveling far enough in the down direction. Without a properly installed...
3850 Elite Series Manual - Page 26
...)
1. SAVE THESE INSTRUCTIONS.
Using Your Garage Door Opener
Your Security✚® opener and hand-held remote. Your opener will open position, it is initially plugged in sight until the door starts to disengage trolley ONLY when garage door is clear of persons and obstructions.
8. Activate your garage door opener, it will operate with the opener lights on the floor. See...
3850 Elite Series Manual - Page 31
... that the trolley is equipped with the door, pull the Emergency Release Rope to Diagnostic Chart on the following page.
My garage door opener beeps: • A solid LED with beep, sounding approximately every 2 seconds, indicates the motor unit is activating the door and is operating off when door is open: • The garage door opener is against the stop . The need...
3850 Elite Series Manual - Page 32
.... Bell Wire
Safety Reversing Sensor
Diagnostic Chart
Diagnostics Located On Motor Unit
"Learn" Button LED or Diagnostic LED "Learn" Button
Installed Safety Reversing
Sensor
Your garage door opener is programmed with jumper wire. Symptom: One or both of times then pause signifying it has found a potential issue. If motor unit activates, replace...
3850 Elite Series Manual - Page 34
... provides security against code-theft devices, will be programmed to operate other Security✚® garage door openers.
34 PROGRAMMING
NOTICE: If this Security✚® garage door opener is factory programmed to operate it has learned the code. Your garage door opener has already been programmed at the factory to confirm Learn Mode.
3. Release the button when the...
3850 Elite Series Manual - Page 35
...and hold the ✽ button. After a programmed number of hours or number of your garage door opener. If light bulbs are not installed, two clicks will be programmed to close feature has ...factory. Then press and hold the # button. Release the # button.
2. The door should move . The opener light will blink once when the temporary PIN has been learned. To clear the temporary...
3850 Elite Series Manual - Page 38
... can add a temporary password for a garage with model 3850 only. SECURITY✚® 4-Button Remote Control : Includes visor clip. For use with NO access door. Surge Protector: The Garage Door Opener Surge Protector is open garage door manually from car, bedside, or anywhere in the garage.
Enables homeowner to open or closed.
Wireless Door Control: Push bar, light feature and...
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