LiftMaster 3850 Support Question
LiftMaster 3850 Support Question
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Question posted by djamissy on December 3rd, 2013
How To Remove The Battery From A Lift Master Elite Series 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
... the 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 control battery 28
EverCharge® Standby Power System (optional 29
To open the door manually 30
Care of serious injury or death if you do...
3850 Elite Series Manual - Page 3
...; Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid entanglement.
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 loosen, move or adjust garage door, door springs, cables, pulleys, brackets...
3850 Elite Series Manual - Page 5
...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-Conductor Bell Wire White & White/Red
Belt Pulley Bracket
Trolley
Optional EBvearttCehryarge® Stan(PdbacykPeodwSeerpSaryastteelym) (battery...Inventory
Your garage door opener is packaged in the foam.
3850 Elite Series Manual - Page 6
... avoid SERIOUS damage to do not run the garage door opener until instructed to opener, ONLY use any other bolts will cause serious damage to door opener. • Position belt over belt pulley.
This extends the spring for optimum belt tension. Cut tape from rail,
chain and styrofoam. • REMOVE STYROFOAM. • Insert both washered bolts through...
3850 Elite Series Manual - Page 7
... avoid possible SERIOUS INJURY to cables, spring assemblies and other hardware MUST be caught in mounting plate. Install garage door opener ONLY on inside of SEVERE INJURY or DEATH:
1. Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing opener to do so.
8. NEVER wear watches, rings or loose clothing while installing or servicing...
3850 Elite Series Manual - Page 11
... to the floor, measure the distance from the floor to the top of the door.
• Using a stepladder as illustrated. SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK
A 2x4 laid flat is completed. To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to disconnect inner and outer sections...
3850 Elite Series Manual - Page 12
...16" Nut 5/16"-18
12 This bracket and fastening hardware are shown. Remove foam packaging. If the door hits the rail, raise the header bracket. 8. HARDWARE SHOWN ACTUAL SIZE
To...angled (Figure 1) to make sure the rail is not centered above the door). 7. Measure the distance from a falling garage door opener, fasten it SECURELY to a support with rail grease. Concrete anchors MUST be...
3850 Elite Series Manual - Page 13
... power is slower at lower temperatures although the door control remains fully functional.
Remove push bar cover by inserting top tabs first and then snap cover in place (Figure 1).
3. (For standard installations ONLY) Run bell wire up wall and across ceiling to operate the same garage door opener, it is connected and properly aligned. Adjust...
3850 Elite Series Manual - Page 14
...)
• Make sure motor unit is unplugged. • Using a Phillips head screwdriver, remove the battery cover on
the motor unit. • Partially insert battery into motor unit with terminals facing
out. • Connect the red (+) and black (-) ... 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...
3850 Elite Series Manual - Page 15
...8226; Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
• Garage door installation and wiring MUST be ... motor unit:
• Remove the motor unit cover screws and set the cover aside.
• Remove the attached 3-prong cord....or unbalanced door could fall.
NOTE: If it fit outlet.
Be sure the opener is required by your garage door opener has ...
3850 Elite Series Manual - Page 16
..., add a piece of wood at each other hardware) may interrupt the beam while the door is necessary.
Safety Reversing Sensor 6" (15 cm) max. Either can be installed inside the garage.
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...
3850 Elite Series Manual - Page 24
... on contact with proper operation of force required to open and close the door (DOWN). Figure 1
n n
LED
Black Button Purple Button
Figure 2
Push Purple button twice to be SERIOUSLY INJURED or KILLED by a closing garage door.
• Too much force on floor. If the garage door opener cannot open and close (DOWN).
3. Without a properly installed safety reversal system...
3850 Elite Series Manual - Page 25
... garage door. • Safety reversal system MUST be tested every month. • After ANY adjustments are no more than 1" (2.5 cm), and the opener lights will not move more than 6" (15 cm) above the floor), call for a trained door systems technician.
The door will flash. The door must reverse on the 1-1/2" (3.8 cm) board (or 2x4 laid flat), remove...
3850 Elite Series Manual - Page 26
.... NO ONE SHOULD GO UNDER A STOPPED, PARTIALLY OPEN DOOR.
6. Safety reversal system MUST be made , the safety reversal system MUST be programmed before use handle to garage door opener BEFORE making ANY repairs or removing covers.
15. If the door has been stopped in sight until down until the door starts to move.
• The Keyless Entry (See...
3850 Elite Series Manual - Page 31
... the safety reversing sensors are properly installed,
aligned and free of the battery. • A flashing LED with a security light feature. If battery status LED 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...
3850 Elite Series Manual - Page 32
...unit.
• Remove sensors from brackets and shorten sensor wires to motor unit using shortened wires. Symptom: The door doesn't activate from the door control. • Inspect door control/wires for ..." 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 ...
3850 Elite Series Manual - Page 34
... button when the motor unit lights blink. PROGRAMMING
NOTICE: If this Security✚® garage door opener is operated with a non-rolling code remote control, the technical measure in the garage door opener does not authorize the purchaser or supplier of the garage door opener, which provides security against code-theft devices, will be heard.
*3-Button Remotes (315 MHz...
3850 Elite Series Manual - Page 35
... the temporary password, repeat steps 1-3, setting the number of times (up to close is already mounted outside the garage.
1. The learn " button on the door control.
2.
After a programmed number of hours or number of your garage door opener. To set a temporary PIN:
1. Enter a four digit personal identification number (PIN) of accesses, this feature press and...
3850 Elite Series Manual - Page 38
...Assist: Laser enables homeowners to the garage door opener. Wireless Door Control: Push bar, light feature and auxiliary button.
Includes battery. Tells you if your home! For use with NO access door. Monitors up to protect LiftMaster® garage door openers against damage from car, bedside, or anywhere in the garage.
Enables homeowner to open or closed. This temporary password...
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