LiftMaster 3850 Support Question
LiftMaster 3850 Support Question
Find answers below for this question about LiftMaster 3850.Need a LiftMaster 3850 manual? We have 1 online manual for this item!
Question posted by jaiello48 on February 14th, 2012
Lift Master Garage Door Opener
What is the difference between a 3850 and a 3850-267?
Current Answers
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
...Parts and Service
40
Warranty
40
INTRODUCTION Safety Symbol and Signal Word Review
This garage door opener has been designed and tested to offer safe service provided it is installed, ... 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 ...
3850 Elite Series Manual - Page 3
... assembly, installation and adjustment of the opener, instructions will call a trained door systems technician if garage door binds, sticks, or 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. Lift the door about halfway as illustrated below. If...
3850 Elite Series Manual - Page 5
...
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...below . Accessories will depend on the model purchased.
Carton Inventory
Your garage door opener is packaged in the foam. Parts may be stuck in two cartons which contain the ...
3850 Elite Series Manual - Page 6
...Unit
To avoid installation difficulties, do not run the garage door opener until instructed to door opener. • Position belt over belt pulley. To avoid SERIOUS damage to opener, ONLY use any other bolts will cause serious ... against the trolley (Figure 2).
• Place a 7/16" open end wrench on the threaded shaft until the spring releases and snaps the nut ring against the trolley...
3850 Elite Series Manual - Page 7
... AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS.
2. NEVER connect garage door opener to power source until instructed to avoid entanglement.
5.
An improperly balanced door may not reverse when required and could be made by a trained door systems technician BEFORE installing opener.
4. Install garage door opener 7 feet (2.1 m) or more above floor.
7. ASSEMBLY STEP 3 Attach...
3850 Elite Series Manual - Page 11
Header Bracket
Top of Motor Unit
Top of Door
2x4 is used to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to disconnect inner and outer sections. SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK
A 2x4 laid flat is used to -rail distance.
• Raise the opener onto a stepladder.
ENGAGED
Trolley Release Arm...
3850 Elite Series Manual - Page 12
... provided. 1. Yours may be angled (Figure 1) to a support with 5/16"-18x7/8"
hex bolts, lock washers and nuts. 6. Hanging brackets should be different. Remove foam packaging. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to the hanging brackets with
5/16"-18x1-7/8" lag screws. 5. Drill 3/16...
3850 Elite Series Manual - Page 13
... remains fully functional.
To prevent possible SERIOUS INJURY or DEATH from electrocution: • Be sure power is recommended to each garage door opener. To prevent possible SERIOUS INJURY or DEATH from a closing garage door. DO NOT overtighten.
• Replace cover by color: white wire to the W (2) and white/red wire to operate or play with...
3850 Elite Series Manual - Page 14
... of lens. To prevent damage to close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is connected.
Release Tab
100 Watt (Max) Standard ...bulb in each socket. Then the lights will turn OFF.
• Reverse the procedure to the opener: • DO NOT use bulbs larger than 100W. • ONLY use A19 size bulbs. Channel...
3850 Elite Series Manual - Page 15
...
Black Wire
15 Ensure that the rope and handle clear the tops of all vehicles to avoid entanglement. To make it is required by your garage door opener has a grounding type plug with a third grounding pin.
Secure with an overhand knot. If the plug doesn't fit into a grounding type outlet.
To prevent possible...
3850 Elite Series Manual - Page 16
... can be securely fastened to a solid surface such as the sun never shines directly into the receiving eye lens. If it is necessary to the garage door opener BEFORE installing the safety reversing sensor. Extension brackets (see Accessories) are designed to the receiving eye (with a green indicator light). If an obstruction breaks the...
3850 Elite Series Manual - Page 24
... KILLED by a closing garage door.
• Too much force on floor. The door must travel through a complete cycle, up and down, in order for a binding or sticking garage door.
• After ANY adjustments are made, the safety reversal system MUST be set properly. If the garage door opener cannot open and close the door.
1. Push the door control or programmed remote...
3850 Elite Series Manual - Page 25
...
MUST be tested every month. • After ANY adjustments are no more than 6" (15 cm) above the floor), call for a trained door systems technician. The garage door opener will flash.
The door must reverse on the floor, centered under the garage door.
• Operate the door in either sensor is off (alerting you to or adjustment of the...
3850 Elite Series Manual - Page 26
... controls and one control (force or travel .
4. NEVER use , randomly accessing over 100 billion new codes. Using Your Garage Door Opener
Your Security✚® opener and hand-held remote. The sensor has no obstructions to garage door opener BEFORE making ANY repairs or removing covers.
15. READ AND FOLLOW ALL WARNINGS AND INSTRUCTIONS.
2. Weak or broken...
3850 Elite Series Manual - Page 31
...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 ... My garage door opener beeps: • 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 ...
3850 Elite Series Manual - Page 32
..."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...motor unit using shortened wires. Consult Diagnostic Chart below.
1 FLASH
Safety reversing sensors wire open (broken or disconnected). Symptom: One or both of the Indicator lights on the safety ...
3850 Elite Series Manual - Page 34
... remote that you press the large push button. If light bulbs are not installed, two clicks will be programmed to operate other Security✚® garage door openers.
34 All previous codes are instructions for 30 seconds.
2. Press the PROG button again to use.
1.
USING THE "LEARN" BUTTON
To Add or Reprogram a Hand...
3850 Elite Series Manual - Page 35
...button on the keypad.
Test by one button close is already mounted outside the garage.
1. The door should move .
OR
3. Press and release the "learn indicator light will ... choice on the door control.
2. Press the PROG button again to 0 in step 3. Enter a four digit personal identification number (PIN) of your garage door opener. The opener light will be changed...
3850 Elite Series Manual - Page 38
... remote.
975LM
373W
Designer Burled Walnut 3-Button Remote Control with model 3850 only. For use with SECURITY✚® :
Includes visor clip.
990LM
SECURITY✚® 3-Button Remote Control : Includes visor clip. Surge Protector: The Garage Door Opener Surge Protector is open garage door manually from outside by disengaging trolley.
373P
41A5281
Extension Brackets:
(Optional...
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