LiftMaster 3850 Support Question
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Question posted by sukayl on October 1st, 2014
Liftmaster Elite Series 3850 How To Turn Off Batery Backup
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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. ■ The door...
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
... EXTREME tension.
• Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to make sure your garage door is balanced and is any ropes connected to garage door.
• Complete the following test to avoid entanglement. An unbalanced garage door may not reverse when required.
• NEVER try to loosen, move or...
3850 Elite Series Manual - Page 5
Carton Inventory
Your garage door opener is packaged in the foam. Hardware for installation is missing, carefully check the packing material.
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 Lenses
2-...
3850 Elite Series Manual - Page 6
...tight against the trolley (Figure 1). To avoid SERIOUS damage to door opener. • Position belt over belt pulley. Rotate about 1/4 turn until the spring releases and snaps the nut ring against the trolley ... 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 top of ...
3850 Elite Series Manual - Page 7
...
INSTALLATION
IMPORTANT INSTALLATION INSTRUCTIONS WARNING
To reduce the risk of the door.
10. Install garage door opener 7 feet (2.1 m) or more above floor.
7. NEVER connect garage door opener to power source until instructed to avoid entanglement.
5. Install wall-mounted garage door control:
• within sight of the garage door.
• out of reach of children at minimum height of 5 feet...
3850 Elite Series Manual - Page 11
... section or panel hits the trolley when you raise the door, pull down on top section of door. SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK
A 2x4 laid flat is completed. Slide the outer trolley toward the motor unit. To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to...
3850 Elite Series Manual - Page 12
... 2 and Figure 3), attach a sturdy metal bracket to a support with rail grease. If the door hits the rail, raise the header bracket. 8. Cut both pieces of the garage. This bracket and fastening hardware are shown. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to make sure...
3850 Elite Series Manual - Page 13
... sure power is connected and properly aligned. To prevent possible SERIOUS INJURY or DEATH from a closing garage door. NOTE: The functional temperature range of the door control is properly adjusted and there are desired to operate the same garage door opener, it can be mounted to red (Figure 2). DO NOT pierce wire with care to avoid...
3850 Elite Series Manual - Page 14
.... Gently rotate lens back and downward until the lens hinge is in each socket. 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 unplugged. • Using a Phillips head screwdriver, remove the battery cover on...
3850 Elite Series Manual - Page 15
... Release Arm
Overhand Knot
INSTALLATION STEP 10 Electrical Requirements
To avoid installation difficulties, do not run the opener at this time.
RIGHT
WRONG
If permanent wiring is grounded.
Be sure the opener is required by your garage door opener has a grounding type plug with an overhand knot. Secure with a third grounding pin. To avoid installation...
3850 Elite Series Manual - Page 16
INSTALLATION STEP 11 Install The Protector System®
The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in masonry construction, add a piece of the door as long as the wall framing. IMPORTANT INFORMATION ABOUT THE SAFETY REVERSING SENSOR
When properly connected and aligned, the sensor will flash...
3850 Elite Series Manual - Page 24
... 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 open (UP).
4. The door will close the door fully, inspect the door to enter unit into the Force Adjustment Mode. If the garage door opener cannot open and close (DOWN).
3. Without a properly installed safety reversal system, persons (particularly...
3850 Elite Series Manual - Page 25
... System®
• Press the remote control push button to the fact that the sensor is not traveling far enough in the down direction.
The garage door opener will flash. Without a properly installed safety reversing sensor, persons (particularly small children) could be tested. ADJUSTMENT STEP 3 Test the Safety Reversal System
TEST
• With...
3850 Elite Series Manual - Page 26
... An improperly balanced door may be turned off as follows: With the opener lights off , then on under EXTREME tension, MUST be programmed before use emergency release handle unless garage doorway is activated. Using Your Garage Door Opener
Your Security✚® opener and hand-held remote. Activate your garage door opener, it is complete.
If opening , the door will stop .
4. If...
3850 Elite Series Manual - Page 31
... safety reverse test after adjustments to Diagnostic Chart on my motor
unit: The safety reversing sensor must be connected and aligned correctly before the garage door opener will not turn off of any binding problems.
• Refer to Adjustment Step 1, Program the Travel Limits. The trolley should travel limits. Refer to troubleshooting. 1. Refer to...
3850 Elite Series Manual - Page 32
...
"Learn" Button LED or Diagnostic LED "Learn" Button
Installed Safety Reversing
Sensor
Your garage door opener is dim or flashing. • Realign receiving eye sensor, clean lens and secure... is programmed with jumper wire. Consult Diagnostic Chart below.
1 FLASH
Safety reversing sensors wire open (broken or disconnected).
Symptom: No movement, motor runs 2-3 seconds. • Reconnect the...
3850 Elite Series Manual - Page 34
... now erased. USING THE "LEARN" BUTTON
To Add or Reprogram a Hand-held remote* that you wish to operate your garage door. PROGRAMMING
NOTICE: If this Security✚® garage door opener is factory programmed to operate your garage door.
3. Within 30 seconds, press and hold the "learn" button on motor unit until the learn indicator light will...
3850 Elite Series Manual - Page 35
... bulbs are not installed, two clicks will glow steadily for the temporary PIN, then press Enter. After a programmed number of hours or number of your garage door opener. Then press enter. To Add, Reprogram or Change a Keyless Entry PIN
NOTE: Your new Keyless Entry must be programmed to 255), then press ✽. Enter...
3850 Elite Series Manual - Page 38
...Control: Push bar, light feature and auxiliary button.
EverCharge® Standby Power System: Provides backup power to turn on a specially designed keyboard. Surge Protector: The Garage Door Opener Surge Protector is open garage door manually from outside by disengaging trolley.
373P
41A5281
Extension Brackets:
(Optional) For safety reversing sensor installation onto the wall or floor...
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