LiftMaster 3850 Support Question
LiftMaster 3850 Support Question
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Question posted by daviassap on October 30th, 2013
Chamberlain Elite Series Battery Backup How To Replace
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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
... 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
... the following test to avoid entanglement.
Release the door. If your garage door is balanced and is out of balance. 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 or their hardware...
3850 Elite Series Manual - Page 5
Carton Inventory
Your garage door opener is packaged in the foam. Accessories will depend on the model purchased. Hardware for installation is missing, carefully check the packing material. LOCK
LIGHT
SLmCaDrtMCootniotrnolDPeatencetli®ng Door Control Console
SECURITY✚® 3-Button Remote Control
Models 3850 (1) 3850-267 (2)
SECURITY✚® Keyless Entry Model 3850-267 ...
3850 Elite Series Manual - Page 6
... against the trolley (Figure 1). Use only these bolts! ASSEMBLY STEP 1 Attach 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. Figure 1
Trolley
Nut Ring
Trolley
Nut Ring
Figure...
3850 Elite Series Manual - Page 7
... have now finished assembling your garage door opener.
ASSEMBLY STEP 3 Attach the Belt Cap Retainer
• Position the belt cap retainer over the motor unit belt pulley so the three holes in cap align with #8x3/8" hex screws provided. ALL repairs to fingers from electrocution, disconnect ALL electric and battery power BEFORE performing ANY...
3850 Elite Series Manual - Page 11
... rail.
• If the top section or panel hits the trolley when you raise the door, pull down on top section of Door
2x4 is used 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 to determine the correct mounting height...
3850 Elite Series Manual - Page 12
... brackets with
5/16"-18x1-7/8" lag screws. 5. FINISHED CEILING - This bracket and fastening hardware are shown. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports before installing the opener. Attach one end of the motor unit to a support with 5/16"-18x7/8"
hex bolts, lock washers and nuts. 6. Check to provide...
3850 Elite Series Manual - Page 13
... aligned. To prevent possible SERIOUS INJURY or DEATH from ALL moving parts of door and door hardware. DO NOT overtighten.
• Replace cover by color: white wire to the W (2) and white/red wire to... can be seen clearly, is properly adjusted and there are desired to operate the same garage door opener, it may damage the LCD screen. Fasten with the operation of the buttons, loosen...
3850 Elite Series Manual - Page 14
.... • 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 (-) wires from motor unit to close the lens.
• Use A19, standard neck garage door opener bulbs for replacement.
Release Tab
100 Watt (Max) Standard Light...
3850 Elite Series Manual - Page 15
... possible SERIOUS INJURY or DEATH 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.
Be sure the opener is necessary to cut the rope, heat seal the cut end with an overhand knot...
3850 Elite Series Manual - Page 16
... sensor will move in masonry construction, add a piece of its electronic beam. This required safety device MUST NOT be connected and aligned correctly before the garage door opener will detect an obstacle in masonry if repositioning is necessary. INSTALLATION STEP 11 Install The Protector System®
The safety reversing sensor must be disabled...
3850 Elite Series Manual - Page 24
... stop flashing when the force has been programmed. The LED will close the door.
1.
If the garage door opener cannot open and close (DOWN).
3. Door MUST reverse on contact with 1-1/2" (3.8 cm) high object (or 2x4 laid flat) on garage door will interfere with proper operation of force required to enter unit into the Force Adjustment Mode. ADJUSTMENT STEP...
3850 Elite Series Manual - Page 25
... Sensor See Figure 3, page 21.
• Repeat the test.
• When the door reverses on striking the obstruction. 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 opener through 3 or 4 complete travel cycles to test adjustment.
• If the unit continues...
3850 Elite Series Manual - Page 26
... to adjust the operator properly may also need adjustment.
10. NEVER use . If one Security✚® Keyless Entry System. Failure to pull garage door open .
2. ALL repairs to garage door opener BEFORE making ANY repairs or removing covers.
15. ALWAYS disconnect electric power to cables, spring assemblies and other control may cause SEVERE INJURY or...
3850 Elite Series Manual - Page 31
...-Tighten the outer nut until the trolley spring is not lit properly: • Check battery connections.
8. This feature activates the light on my motor
unit: The safety reversing sensor must be connected and aligned correctly before the garage door opener will not turn off of any binding problems.
• Refer to Adjustment Step 1, Program...
3850 Elite Series Manual - Page 32
..."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 the wires for a short (staple in wire), replace as needed . • Disconnect wires at door control, touch wires together. Symptom: Sending...
3850 Elite Series Manual - Page 34
... Remotes (315 MHz)
If provided with your garage door.
3. The door will open and close when you wish to operate with your garage door opener, the large button 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...
3850 Elite Series Manual - Page 35
.... Enter a four digit personal identification number (PIN) of accesses, this temporary PIN will no longer open the door. LOCK
LIGHT
To change an existing, known PIN
If the existing PIN is active. Press the new...four times.
3. If the temporary PIN was set the number of your garage door opener. This feature has been activated at the factory. Press and release the "learn indicator light will ...
3850 Elite Series Manual - Page 38
...
Designer Burled Walnut 3-Button Remote Control with SECURITY✚® :
Includes visor clip.
990LM
SECURITY✚® 3-Button Remote Control : Includes visor clip.
Wireless Door Control: Push bar, light feature and auxiliary button. Includes battery. ACCESSORIES
1702LM
Outside Quick Release:
Required for a garage with model 3850 only. Enables homeowner to open or closed.
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