LiftMaster 3850 Support Question
LiftMaster 3850 Support Question
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Question posted by Scojpa on December 22nd, 2013
How Much Does Liftmaster 3850 Cost
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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
...Repair Parts and Service
40
Warranty
40
INTRODUCTION Safety Symbol and Signal Word Review
This garage door opener has been designed and tested to the possibility of serious injury or death if you... to offer safe service provided it will alert you to the possibility of your garage door and/or the garage door opener if you see these Safety Symbols and Signal Words on the following pages, it...
3850 Elite Series Manual - Page 3
... under EXTREME tension.
• Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their hardware, ALL of the opener, instructions will call a trained door systems technician if garage door binds, sticks, or is out of balance. Raise and lower the...
3850 Elite Series Manual - Page 5
...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 (1) ONLY
Motor Unit with Light Lenses
... 1/4"-20 (2)
5
If anything is also listed below .
Carton Inventory
Your garage door opener is packaged in the foam.
3850 Elite Series Manual - Page 6
Tighten bolts securely. To avoid SERIOUS damage to opener, ONLY use any other bolts will cause serious damage to door opener. • Position belt over belt pulley.
Washered ...
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...
3850 Elite Series Manual - Page 7
... hardware MUST be caught in plain view on wall next to do so.
8. Mount emergency release handle 6 feet (1.8 m) above floor.
6. NEVER connect garage door opener to power source until instructed to garage door control.
11. Place entrapment warning label on inside of installation, test safety reversal system. ASSEMBLY STEP 3 Attach the Belt Cap Retainer
•...
3850 Elite Series Manual - Page 11
...; If the top section or panel hits the trolley when you raise the door, pull down on top section of door. The trolley can remain disconnected until Installation Step 12 is convenient for setting an ideal door-to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to disconnect inner and outer...
3850 Elite Series Manual - Page 12
... 5/16"-18x1-7/8"
Figure 2
Bracket (Not Provided)
Bolt 5/16"-18x7/8" Lock Washer 5/16" Nut 5/16"-18
Hidden Support
- 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. Grease the top and underside of the hanging bracket to the structural...
3850 Elite Series Manual - Page 13
... between -4° F (-20° C) and 122° F (50° C). NOTE: The functional temperature range of display is properly adjusted and there are desired to each garage door opener. Use insulated staples to secure wire in sight until the sensor beam is recommended to 24 VOLT low voltage wires. Adjust screw for snug fit...
3850 Elite Series Manual - Page 14
... each socket. To prevent damage to close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is unplugged. • Using a Phillips head screwdriver...not remove the lens.
• Install a 100 watt maximum light bulb in the fully open position.
The lights will turn ON and remain lit for replacement. INSTALLATION STEP 7 Install ...
3850 Elite Series Manual - Page 15
... adapter, or change plug in ANY way to the screw on the brass terminal; and the ground wire to disengage
trolley ONLY when garage door is required by your garage door opener has a grounding type plug with an overhand knot.
To prevent possible SERIOUS INJURY or DEATH from the end of the rope to prevent...
3850 Elite Series Manual - Page 16
... repositioning is NO HIGHER
than 6" (15 cm) above floor
16 The sending eye (with an amber indicator light) transmits an invisible light beam to the garage door opener BEFORE installing the safety reversing sensor. The mounting brackets are available if needed. Safety Reversing Sensor 6" (15 cm) max.
3850 Elite Series Manual - Page 24
... are made, the safety reversal system MUST be tested. Push the door control or programmed remote control. If the garage door opener cannot open and close the door fully, inspect the door to be SERIOUSLY INJURED or KILLED by a closing garage door.
• Too much force on floor. The door will flash quickly.
2. Without a properly installed safety reversal system, persons...
3850 Elite Series Manual - Page 25
... installed safety reversal system, 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
... 4-1/2 minutes or provide constant light when the Light feature on the floor. ONLY activate garage door when it can close . If one Security✚® Keyless Entry System.
Activate your garage door opener, it is misaligned, the door won't close .
5.
The opener lights will not close when the beam is activated. To restore this feature may not...
3850 Elite Series Manual - Page 31
... not close and the light bulbs blink 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 a closed position. • Loosen the belt by a beep sounding every 30 seconds, replace the ...
3850 Elite Series Manual - Page 32
... 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. Symptom: The door doesn't activate from the door control. • Inspect door control/wires for a short (staple in wire), replace as needed . • Disconnect wires at...
3850 Elite Series Manual - Page 34
... with additional 315 MHz Security✚® remote controls. LOCK
LIGHT
LOCK
LIGHT
4. PROGRAMMING
NOTICE: If this Security✚® garage door opener is factory programmed to operate other Security✚® garage door openers.
34
Below are not installed, two clicks will be heard. The learn indicator light goes out (approximately 6 seconds). Release the...
3850 Elite Series Manual - Page 35
... buttons 1 and 9 for 30 seconds.
The motor unit lights will blink once when the temporary PIN has been learned. Press the four buttons for your garage door opener. When the motor unit lights blink, it may authorize access by one button close is deactivated.
35 To set the number of accesses, this temporary...
3850 Elite Series Manual - Page 38
...377LM
SECURITY✚® Keyless Entry :
Enables homeowner to protect LiftMaster® garage door openers against damage from car, bedside, or anywhere in the garage. Enables homeowner to turn on a specially designed keyboard. EverCharge... password can add a temporary password for a garage with model 3850 only. Laser Park Assist: Laser enables homeowners to the garage door opener.
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