LiftMaster 3850 Support Question
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Question posted by besarta on July 3rd, 2014
Will Liftmaster 3850 Work With Battery Removed
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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
...
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 your garage door and/or the garage door opener if you do not comply with the...
3850 Elite Series Manual - Page 3
... is any binding or sticking.
If your garage door is balanced and is out of which are under EXTREME tension.
• Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid malfunction and damage. Raise and lower the door to make sure your door binds, sticks, or is not sticking...
3850 Elite Series Manual - Page 5
... below .
If anything is also listed below . Carton Inventory
Your garage door opener is packaged in the foam. 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-Conductor Bell Wire White...
3850 Elite Series Manual - Page 6
.... Use only these bolts! To avoid SERIOUS damage to opener, ONLY use any other bolts will cause serious damage to door opener. • Position belt over belt pulley.
Do not use...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 motor unit. • Align rail...
3850 Elite Series Manual - Page 7
... a 2x4 laid flat) on inside of SEVERE INJURY or DEATH:
1. ALL repairs to do so.
8. Install garage door opener 7 feet (2.1 m) or more above floor.
7. To avoid SERIOUS PERSONAL INJURY or DEATH from electrocution, disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
7 ASSEMBLY STEP 3 Attach the Belt Cap Retainer
• Position...
3850 Elite Series Manual - Page 11
... TRACK
A 2x4 laid flat is convenient for setting an ideal door-to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to the floor, measure the distance from ceiling. Slide the outer trolley toward the motor unit. ...
3850 Elite Series Manual - Page 12
... and nuts. 6.
Yours may be used if installing ANY brackets into masonry. Remove foam packaging. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the motor unit to required lengths. 3. Remove the 2x4. INSTALLATION STEP 5 Hang the Opener
Three representative installations are not provided. 1. Attach one end of each side...
3850 Elite Series Manual - Page 13
... parts of the buttons, loosen the top mounting screw. The trolley will not return to each garage door opener.
HARDWARE SHOWN ACTUAL SIZE
Screw 6ABx1-1/4" (standard installation)
Insulated Staples
Screw 6-32x1" (pre-wired)
Drywall Anchors
Figure 1
REMOVE COVER
REPLACE COVER
To Replace Insert Top Tabs First
PRE-WIRED INSTALLATION
LOCK
LIGHT
LOCK
LIGHT
Push...
3850 Elite Series Manual - Page 14
... to close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is connected. Use ONLY...unplugged. • Using a Phillips head screwdriver, remove the battery cover on
the motor unit. • Partially insert battery into motor unit with terminals facing
out. ...the battery or working around the battery compartment. Gently rotate lens back and downward until...
3850 Elite Series Manual - Page 15
... unit:
• Remove the motor unit cover screws and set the cover aside.
• Remove the attached 3-prong cord...Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
• Garage door installation and wiring MUST be ...
RIGHT
WRONG
If permanent wiring is required by your garage door opener has a grounding type plug with ALL local electrical and...
3850 Elite Series Manual - Page 16
If an obstruction breaks the light beam while the door is not connected to the garage door opener BEFORE installing the safety reversing sensor.
To prevent SERIOUS INJURY or DEATH from inside the garage so that the sending and receiving eyes face each location to avoid drilling extra holes in masonry construction, add a piece of its...
3850 Elite Series Manual - Page 24
... made, the safety reversal system MUST be set properly. If the garage door opener cannot open and close (DOWN).
3. Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door.
• Too much force on floor. Door MUST reverse on contact with 1-1/2" (3.8 cm) high object (or 2x4 laid...
3850 Elite Series Manual - Page 25
... 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 the floor, centered under the garage door.
• Operate the door in the down direction.
The garage door opener will flash. ADJUST
• If the door stops on the obstruction, it is obstructed (and the sensors are made...
3850 Elite Series Manual - Page 26
....
ALWAYS keep remote controls out of reach of the following conditions: when the opener is activated (with the opener lights on, then press and hold the light button for five seconds.
6. NEVER use handle to garage door opener BEFORE making ANY repairs or removing covers.
15. If one Security✚® Keyless Entry System. To restore...
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 not lit properly: • Check battery connections.
8. My lights will still not activate your Smart Control Panel® does not display "Lock Mode." This feature activates...
3850 Elite Series Manual - Page 32
...Diagnostic LED "Learn" Button
Installed Safety Reversing
Sensor
Your garage door opener is dim or flashing. • Realign receiving eye sensor, clean lens and secure brackets.... module.
The "Learn" button/diagnostic LED will flash a number of motor unit.
• Remove sensors from brackets and shorten sensor wires to motor unit using shortened wires. Symptom: Sending indicator...
3850 Elite Series Manual - Page 34
... PROG button on the motor unit. If light bulbs are now erased. Your garage door opener has already been programmed at the factory to operate your opener 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. Press the button...
3850 Elite Series Manual - Page 35
...personal entry PIN (not the last temporary PIN), then press and hold buttons 1 and 9 for your garage door opener. To set the number of hours (up to 255), then press #. Release the button.
4. To...then press Enter. After a programmed number of hours or number of accesses, this temporary PIN will work , press the number of hours or times to confirm Learn Mode. Press the four buttons for...
3850 Elite Series Manual - Page 38
...This temporary password can add a temporary password for visitors or service persons. For use with NO access door. ACCESSORIES
1702LM
Outside Quick Release:
Required 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. Includes battery. Enables homeowner to the garage door opener.
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