LiftMaster 3850 Support Question
Find answers below for this question about LiftMaster 3850.Need a LiftMaster 3850 manual? We have 1 online manual for this item!
Question posted by Spapmpa on October 17th, 2013
How To Change The Battery In A Liftmaster 3850 Garage Door Opener
The person who posted this question about this LiftMaster product did not include a detailed explanation. Please use the "Request More Information" button to the right if more details would help you to answer this question.
Current Answers
There are currently no answers that have been posted for this question.
Be the first to post an answer! Remember that you can earn up to 1,100 points for every answer you submit. The better the quality of your answer, the better chance it has to be accepted.
Be the first to post an answer! Remember that you can earn up to 1,100 points for every answer you submit. The better the quality of your answer, the better chance it has to be accepted.
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
... 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 see...
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 malfunction and damage.
Lift the door about halfway as illustrated below. Release the door. 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...
3850 Elite Series Manual - Page 5
...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... 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
... use any other bolts will cause serious damage to do not run the garage door opener until it firmly against the trolley (Figure 2).
• Place a 7/16" open end wrench on the threaded shaft until instructed to door opener. • Position belt over belt pulley. Washered Bolt 5/16"-18x1/2"
Rail Hole
USE ONLY THIS TYPE AND SIZE...
3850 Elite Series Manual - Page 7
..., spring assemblies and other hardware MUST be caught in plain view on properly balanced and lubricated garage door. ALL repairs to fingers from electrocution, disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
7 NEVER wear watches, rings or loose clothing while installing or servicing opener. You have now finished assembling your garage door opener.
3850 Elite Series Manual - Page 11
... from ceiling. Slide the outer trolley toward the motor unit. The trolley can remain disconnected until Installation Step 12 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. INSTALLATION STEP 4
Position the...
3850 Elite Series Manual - Page 12
.... HARDWARE SHOWN ACTUAL SIZE
To avoid possible SERIOUS INJURY from each side
of each bracket to required lengths. 3. FINISHED CEILING - Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to a support with 5/16"-18x7/8"
hex bolts, lock washers and nuts. 6. Remove the 2x4. Operate...
3850 Elite Series Manual - Page 13
... top tabs first and then snap cover in tabpwusithhisnctraebwwdritivher tip
screwdriver tip
Antenna
Red White Grey Red White Grey
13 Use insulated staples to each garage door opener. DO NOT overtighten.
• Replace cover by gently prying at the lower/middle portion of the cover with 6AB x 1-1/4" self-tapping screws (drywall installation) or...
3850 Elite Series Manual - Page 14
...garage door opener bulbs for approximately 4-1/2 minutes when power is connected.
Channel
Battery
Battery Cover
INSTALLATION STEP 8
Install the Lights
• Press the release tabs on battery. • Verify the battery wires are seated in the channel. • Replace battery cover.
Use ONLY incandescent. ALWAYS wear protective gloves and eye protection when changing the battery...
3850 Elite Series Manual - Page 15
... grounding pin.
RIGHT
WRONG
If permanent wiring is required by your garage door opener has a grounding type plug with an overhand knot at least 1" (2.5 cm) from electrocution or fire:
• Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
• Garage door installation and wiring MUST be grounded.
• Reinstall the cover. PERMANENT...
3850 Elite Series Manual - Page 16
... the track of its electronic beam. If an obstruction breaks the light beam while the door is not connected to the receiving eye (with a green indicator light). Either can be connected and aligned correctly before the garage door opener will detect an obstacle in masonry construction, add a piece of wood at each other hardware...
3850 Elite Series Manual - Page 24
...).
4. The LED will flash quickly.
2.
The LED will stop flashing when the force has been programmed. If the garage door opener cannot open and close the door.
1. Figure 1
n n
LED
Black Button Purple Button
Figure 2
Push Purple button twice to enter into Force Adjustment Mode
LED Black Button Purple Button
Figure 3
or
LOCK
...
3850 Elite Series Manual - Page 25
... be tested every month. • After ANY adjustments are no more than 6" (15 cm) above the floor), call for a trained door systems technician. The garage door opener will flash. ADJUST
• If the door stops on striking the obstruction.
Safety Reversing Sensor
25
Safety Reversing Sensor
Without a properly installed safety reversing sensor, persons (particularly small...
3850 Elite Series Manual - Page 26
... disengage trolley ONLY when garage door is broken. Your opener will stop .
7.
If opening, the door will operate with each use emergency release handle unless garage doorway is clear of SEVERE INJURY or DEATH:
1. The sensor has no obstructions to door travel is adjusted, the other hardware, ALL of which changes with up to garage door opener BEFORE making ANY repairs...
3850 Elite Series Manual - Page 31
... • A flashing LED with beep, sounding every 30 seconds, indicates battery is equipped with the door, pull the Emergency Release Rope to force or travel limits. Refer to troubleshooting. 1. Weather conditions in particular can affect door travel . • Refer to 5 turns. My garage door opener beeps: • A solid LED with beep, sounding approximately every 2 seconds...
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. If sending eye indicator light glows steadily, attach the receiving eye.
• Align sensors, if the indicator lights glow replace...
3850 Elite Series Manual - Page 34
...button on the hand-held remote control. PROGRAMMING
NOTICE: If this Security✚® garage door opener is factory programmed to operate it has learned the code. USING THE "LEARN" BUTTON
... the PROG button on the hand-held Remote Control
USING THE DOOR CONTROL
LOCK
LIGHT
LOCK
LIGHT
1. Your garage door opener has already been programmed at the factory to operate with a non...
3850 Elite Series Manual - Page 35
... set a temporary PIN:
1. Test by one button close is already mounted outside the garage.
1. Then press and hold buttons 1 and 9 for your garage door opener. To set a temporary PIN
You may be changed by pressing the four buttons for 30 seconds. The opener light will blink once when the temporary PIN has been learned. The keypad...
3850 Elite Series Manual - Page 38
...battery.
This temporary password can add a temporary password for a garage with model 3850 only.
EverCharge® Standby Power System: Provides backup power to a programmable number of hours or entries.
370LM 378LM
915LM
CLOSED OPEN
Garage Door Monitor:
Security for the largest door of your garage door is designed to 4 garage doors...protect LiftMaster® garage door openers ...
Similar Questions
Does Battery Backup Garage Door Opener Still Work After Battery Needs Replacing
(Posted by smkllb 10 years ago)
How To Change Battery In Liftmaster Elite 3850 Garage Door Opener
(Posted by redanirob6 10 years ago)
How To Change Battery On Garage Door Keypad Liftmaster
(Posted by michcarri 10 years ago)
Replacing Backup Battery In Garage Door Opener.
How do I replace the backup battery in the LiftMaster 3850 garage door opener? Are there instruction...
How do I replace the backup battery in the LiftMaster 3850 garage door opener? Are there instruction...
(Posted by melindanannin 12 years ago)