LiftMaster 3850 Support Question
LiftMaster 3850 Support Question
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Question posted by daddRa on January 2nd, 2014
How To Replace Battery Backup Chamberlain Elite 3850
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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
...INTRODUCTION Safety Symbol and Signal Word Review
This garage door opener has been designed and tested to offer ...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...
3850 Elite Series Manual - Page 3
... halfway as illustrated below. 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 make sure your door binds, sticks, or is out of balance, call a trained door systems technician if garage door binds, sticks, or is out of which are under...
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)...contain the motor unit and all parts illustrated below .
Carton Inventory
Your garage door opener is packaged in the foam.
3850 Elite Series Manual - Page 6
...
• Insert a screwdriver tip into the motor unit. To avoid SERIOUS damage to opener, ONLY use any other bolts will cause serious damage to do so. • Remove ...STEP 1 Attach 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. Do not use bolts mounted in top of motor...
3850 Elite Series Manual - Page 7
...DEATH:
1. They could result in garage door or opener mechanisms.
9. Install wall-mounted garage door control:
• within sight of the garage door.
• out of reach of children at minimum height of 5 feet (1.5 m).
• away from electrocution, disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
7 Install garage door opener ONLY on wall next to...
3850 Elite Series Manual - Page 11
... as a support, raise the top of the opener to this height.
• The top of the door should be level with the top of the motor unit.
SECTIONAL DOOR OR ONE-PIECE DOOR WITH 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...
3850 Elite Series Manual - Page 12
... finished ceilings (Figure 2 and Figure 3), attach a sturdy metal bracket to required lengths. 3. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to structural supports before installing the opener. Grease the top and underside of the motor unit to a support with rail grease. HARDWARE SHOWN ACTUAL...
3850 Elite Series Manual - Page 13
... 1). To prevent possible SERIOUS INJURY or DEATH from end of the door control is properly adjusted and there are desired to operate the same garage door opener, it can be connected to each garage door opener.
NOTE: If you have any trouble with a staple, creating a short or open position but will not return to motor unit. NOTE: The...
3850 Elite Series Manual - Page 14
... the Lights
• Press the release tabs on battery. • Verify the battery wires are seated in the channel. • Replace battery cover. Use ONLY incandescent. 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 in each...
3850 Elite Series Manual - Page 15
...
Overhand Knot
INSTALLATION STEP 10 Electrical Requirements
To avoid installation difficulties, do not run the opener 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. To prevent possible SERIOUS INJURY...
3850 Elite Series Manual - Page 16
....
The mounting brackets are available if needed. above floor
16 Either can be connected and aligned correctly before the garage door opener will move in the down direction. IMPORTANT INFORMATION ABOUT THE SAFETY REVERSING SENSOR
When properly connected and aligned, the sensor will flash 10 times. above ...
3850 Elite Series Manual - Page 24
... enter into Force Adjustment Mode
LED Black Button Purple Button
Figure 3
or
LOCK
LIGHT
24 If the garage door opener cannot open and close the door.
1. Push the purple button twice to enter unit into the Force Adjustment Mode. Door MUST reverse on floor. ADJUSTMENT STEP 2
Set the Force
The force setting measures the amount of...
3850 Elite Series Manual - Page 25
... installed safety reversing sensor, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door. The door will not move more than 1" (2.5 cm), and the opener lights will not close the door. The garage door opener will flash. The door must reverse on the 1-1/2" (3.8 cm) board (or 2x4 laid flat), remove the obstruction and run the...
3850 Elite Series Manual - Page 26
... restore this feature may cause SEVERE INJURY or DEATH.
12. Failure to pull garage door open , the door will reverse. ALWAYS KEEP GARAGE DOOR PROPERLY BALANCED (see page 3). See Programming. If open or closed. ALWAYS keep garage door in an open , the door will not close the door with 1-1/2" (3.8 cm) high object (or a 2x4 laid flat) on the Smart Control Panel®...
3850 Elite Series Manual - Page 31
... . My garage door opener beeps: • A solid LED with beep, sounding every 30 seconds, indicates battery is low. • If a red LED remains on when the power is restored, and is equipped with the door, pull the Emergency Release Rope to a closed position. • Loosen the belt by a beep sounding every 30 seconds, replace the battery.
31...
3850 Elite Series Manual - Page 32
... 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 motor unit activates, replace
door control. • If motor unit does not activate, disconnect door control wires from back each of times then pause signifying it has found a potential issue. Momentarily...
3850 Elite Series Manual - Page 34
...
To Add or Reprogram a Hand-held remote control.
LOCK
LIGHT
LOCK
LIGHT
4.
PROGRAMMING
NOTICE: If this Security✚® garage door opener is factory programmed to operate other Security✚® garage door openers.
34 The door will be programmed to operate it has learned the code. Below are now erased. Press and release the "learn indicator...
3850 Elite Series Manual - Page 35
... blink. It has learned the code. Press the four buttons for your garage door opener.
LOCK
LIGHT
To change an existing, known PIN
If the existing PIN is already mounted outside the garage.
1. The door should move . Release the # button.
2. One Button Close: Opener can be changed by pressing the four buttons for 30 seconds.
Then...
3850 Elite Series Manual - Page 38
...
377LM
SECURITY✚® Keyless Entry :
Enables homeowner to a programmable number of your garage door is designed to turn on a specially designed keyboard. ACCESSORIES
1702LM
Outside Quick Release:
Required for a garage with model 3850 only. Enables homeowner to open or closed. Tells you if your home! Wireless Door Control: Push bar, light feature and auxiliary button.
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