LiftMaster 3850 Support Question
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Question posted by avfi on October 7th, 2013
How To Disconnect Battery Backup On Elite Series Lift Master Garage Door Opener
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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
...garage door opener 26
Using the wall-mounted door control 27
Using the remote control 28
Troubleshooting 28
The remote control battery 28
EverCharge® Standby Power System (optional 29
To open the door manually 30
Care of damage to your garage door and/or the garage door opener... Safety Symbol and Signal Word Review
This garage door opener has been designed and tested to the ...
3850 Elite Series Manual - Page 3
...8226; Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid malfunction and damage.
Lift the door about halfway as illustrated below.
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...
3850 Elite Series Manual - Page 5
....
Carton Inventory
Your garage door opener is packaged in the foam. If anything is missing, carefully check the packing material. Parts may be stuck in two cartons which contain the motor unit and all parts illustrated below . LOCK
LIGHT
SLmCaDrtMCootniotrnolDPeatencetli®ng Door Control Console
SECURITY✚® 3-Button Remote Control
Models 3850 (1) 3850-267 (2)
SECURITY...
3850 Elite Series Manual - Page 6
... the Rail to the Motor Unit
To avoid installation difficulties, do not run the garage door opener until instructed to door opener. • Position belt over belt pulley. Use only these bolts! Washered Bolt ... End
Trolley
Threaded
Nut
Shaft
Ring
Nut Ring Slots
Figure 2
To avoid SERIOUS damage to opener, ONLY use any other bolts will cause serious damage to do so. • Remove...
3850 Elite Series Manual - Page 7
... PERSONAL INJURY or DEATH from electrocution, disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
7
Place entrapment warning label on properly balanced and lubricated garage door. Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing opener to fingers from ALL moving garage door opener: • ALWAYS keep hand clear of...
3850 Elite Series Manual - Page 11
... will need help at this point. Rail
Door
2x4 is convenient for setting an ideal door-to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to this height.
• The top of the door should be level with the top of the opener to disconnect inner and outer sections. Slide the outer trolley...
3850 Elite Series Manual - Page 12
... 3/16" pilot holes in line
with
5/16"-18x1-7/8" lag screws. 5. NOTE: DO NOT connect power to structural supports before installing the opener. FINISHED CEILING - Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to provide rigid support. Attach one end of the motor unit to...
3850 Elite Series Manual - Page 13
... to a single gang box (Figure 1).
NEVER permit anyone to temperatures below -22° F (-30° C) may be connected to each garage door opener. Strip 7/16" (11 mm) of insulation from moving parts of door. • NEVER permit children to operate or play with the operation of the buttons, loosen the top mounting screw. NOTE...
3850 Elite Series Manual - Page 14
... the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is in the fully open position. INSTALLATION STEP 7 Install the EverCharge® Standby Power System (optional)
• Make sure motor unit is unplugged. • Using a Phillips head screwdriver, remove the battery cover on
the motor unit. • Partially insert...
3850 Elite Series Manual - Page 15
... the hole in an open or closed.
PERMANENT WIRING CONNECTION
Ground Tab Green Ground Screw
Ground Wire
Black Wire
White Wire
Black Wire
15
To prevent possible SERIOUS INJURY or DEATH from electrocution or fire:
• Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
• Garage door installation and wiring MUST...
3850 Elite Series Manual - Page 16
... . Safety Reversing Sensor 6" (15 cm) max. The units must be connected and aligned correctly before the garage door opener will move in masonry construction, add a piece of the garage door (or door tracks, springs, hinges, rollers or other across the door, no more than 6" (15 cm) above floor
16
INSTALLATION STEP 11 Install The Protector System®...
3850 Elite Series Manual - Page 24
...; After ANY adjustments are made, the safety reversal system MUST be tested. If the garage door opener cannot open and close the door fully, inspect the door to be SERIOUSLY INJURED or KILLED by a closing garage door.
• Too much force on garage door will interfere with 1-1/2" (3.8 cm) high object (or 2x4 laid flat) on contact with proper operation of...
3850 Elite Series Manual - Page 25
... (or a 2x4 laid flat)
ADJUSTMENT STEP 4 Test The Protector System®
• Press the remote control push button to open , place a 1-1/2" (3.8 cm) board (or a 2x4 laid flat) on striking the obstruction. The garage door opener will flash.
Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by...
3850 Elite Series Manual - Page 26
... could result in ; ALWAYS disconnect electric power to adjust the operator properly may be made , the safety reversal system MUST be tested.
11. If you purchase a new remote, or if you wish to disengage trolley ONLY when garage door is CLOSED.
If the obstruction interrupts the sensor beam, the opener lights will reverse. when...
3850 Elite Series Manual - Page 31
...: • 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 equipped with beep, sounding every 30 seconds, indicates battery is low. • If a red LED remains on when the power is restored, and is normal. My...
3850 Elite Series Manual - Page 32
...glow replace the wires for a short (staple in wire), replace as needed . • Disconnect wires at door control, touch wires together. Symptom: No movement, motor runs 2-3 seconds. • Reconnect ..." Button LED or Diagnostic LED "Learn" Button
Installed Safety Reversing
Sensor
Your garage door opener is programmed with jumper wire.
OR
2 FLASHES
Safety reversing sensors wire shorted or...
3850 Elite Series Manual - Page 34
... the code. Additional buttons on the door control.
2. PROGRAMMING
NOTICE: If this Security✚® garage door opener is factory programmed to confirm Learn Mode.
3. Your garage door opener has already been programmed at the factory to use.
1. The door will glow steadily for programming your opener to operate with your garage door opener, the large button is operated with...
3850 Elite Series Manual - Page 35
... (PIN) of hours this feature press and hold the ✽ button. Then press enter. Release the button.
4. The opener light will blink twice. If the temporary PIN was set the number of your garage door opener. To Add, Reprogram or Change a Keyless Entry PIN
NOTE: Your new Keyless Entry must be programmed to operate...
3850 Elite Series Manual - Page 38
... visor clip. Tells you if your home! Includes battery. This temporary password can add a temporary password for a garage with model 3850 only.
Monitors up to protect LiftMaster® garage door openers against damage from car, bedside, or anywhere in the garage.
EverCharge® Standby Power System: Provides backup power to open or closed. SECURITY✚® 3-Button Mini...
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