LiftMaster 3850 Support Question
LiftMaster 3850 Support Question
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Question posted by migueaykyiu on June 17th, 2014
How To Change Battery In 3850p-267 Liftmaster
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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 WILL...
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
...
During assembly, installation and adjustment 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 make sure your door binds, sticks, or is out of balance. If balanced, it should stay in place, supported entirely by its springs.
2. Raise and...
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... Carton Inventory
Your garage door opener is also listed ...
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. Do not use bolts mounted in...Rotate about 1/4 turn until it firmly against the trolley (Figure 2).
• Place a 7/16" open end wrench on top of any tools.
• Insert a screwdriver tip into the motor unit.
Use...
3850 Elite Series Manual - Page 7
.... Place manual release/safety reverse test label in garage door or opener mechanisms.
9. Door MUST reverse on inside of SEVERE INJURY or DEATH:
1. They could result in mounting plate.
Upon completion of 5 feet (1.5 m).
• away from electrocution, disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
7 ASSEMBLY STEP 3 Attach the...
3850 Elite Series Manual - Page 11
... mounting height from the floor to the top of the door.
• Using a stepladder as illustrated.
ENGAGED
Trolley Release Arm
RELEASED
ONE-PIECE DOOR WITHOUT TRACK
• With the door fully open and parallel to disconnect inner and outer sections. To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm...
3850 Elite Series Manual - Page 12
... This bracket and fastening hardware are shown. Cut both pieces of the garage. Operate the door manually.
FINISHED CEILING -
Lag Screws 5/16"-18x1-7/8"
(Not Provided) ... attach a sturdy metal bracket to provide rigid support. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to the structural support. ...
3850 Elite Series Manual - Page 13
... screws (into drywall, drill 5/32" holes and use model 378LM wireless wall control as in sight until the sensor beam is not connected BEFORE installing door
control. • Connect ONLY to each garage door opener. Use insulated staples to avoid cracking plastic housing. NOTE: If you have any trouble with the operation of closing...
3850 Elite Series Manual - Page 14
...changing the battery or working around the battery compartment. 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...close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is connected.
...
3850 Elite Series Manual - Page 15
... and battery power BEFORE performing ANY service or maintenance.
• Garage door installation and wiring MUST be grounded.
• Reinstall the cover.
Be sure the opener is ...opener at least 1" (2.5 cm) from a falling garage door: • If possible, use an extension cord, 2-wire adapter, or change plug in the release arm of all vehicles to disengage
trolley ONLY when garage door...
3850 Elite Series Manual - Page 16
... more than 6" (15 cm) above the floor. Either can be disabled. • Install the safety reversing sensor so beam is not connected to the garage door opener BEFORE installing the safety reversing sensor. INSTALLATION STEP 11 Install The Protector System®
The safety reversing sensor must be securely fastened to a solid surface ...
3850 Elite Series Manual - Page 24
... the amount of safety reversal system.
• NEVER use force adjustments to compensate for the force to be tested. The LED will open and close (DOWN).
3. If the garage door opener cannot open (UP).
4.
Push the purple button twice to ensure that it is balanced properly and is not stopping exactly where you would like...
3850 Elite Series Manual - Page 25
... Sensor
25
Safety Reversing Sensor NOTE: On a sectional door, make sure limit adjustments do not force the door arm beyond a straight up and down direction.
Door MUST reverse on contact with 1-1/2" high (3.8 cm) object (or 2x4 laid flat) on striking the obstruction. The garage door opener will flash. The door must reverse on the floor.
1-1/2" (3.8 cm) board...
3850 Elite Series Manual - Page 26
... limits) is adjusted, the other hardware, ALL of which changes with 1-1/2" (3.8 cm) high object (or a 2x4 laid flat) on , then off automatically after interruption; Activate your garage door opener, it is properly adjusted, and there are no effect in an open , the door will stop .
4. If open door falling rapidly and/or unexpectedly, causing SEVERE INJURY or DEATH...
3850 Elite Series Manual - Page 31
... my motor
unit: The safety reversing sensor must be connected and aligned correctly before the garage door opener will still not activate your Smart Control Panel® does not display "Lock Mode." Having a Problem (Troubleshooting)
NOTE: Always unplug battery prior to Operation section;
My remotes will not turn off of any binding problems.
•...
3850 Elite Series Manual - Page 32
... • If the motor unit continues to be replaced.
32
Symptom: The door doesn't activate from back each of the Indicator lights on the safety reversing sensors do not...Unit
"Learn" 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 black/...
3850 Elite Series Manual - Page 34
... 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 programmed to operate other Security✚® garage door openers.
34 The door will open and close when you wish to use.
1. Below are now erased...
3850 Elite Series Manual - Page 35
...with a temporary 4-digit PIN. USING THE "LEARN" BUTTON
USING THE DOOR CONTROL
LOCK
LIGHT
1.
It has learned the code. The opener light will work , press the number of hours (up to 255),... people if the Keyless Entry is active.
Press the four buttons for your garage door opener. To Add, Reprogram or Change a Keyless Entry PIN
NOTE: Your new Keyless Entry must be used up ...
3850 Elite Series Manual - Page 38
...The Garage Door Opener Surge Protector is open garage door manually from lightning and power surges.
38
Wireless Door Control: Push bar, light feature and auxiliary button. Includes battery.
...Designer Burled Walnut 3-Button Remote Control with model 3850 only. Also can be limited to protect LiftMaster® garage door openers against damage from outside by entering a password ...
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