LiftMaster 3850 Support Question
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Question posted by njmm on August 9th, 2013
How To Change Change Travel Module Chamberlain Liftmaster Elite Series 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 WILL...
3850 Elite Series Manual - Page 2
... to trolley 21-22
Adjustment
23-25
Program the travel limits 23 Set the force 24 Test the safety reversal system 25 Test 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...
3850 Elite Series Manual - Page 5
... 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... Grease Carriage Bolt 1/4"-20x1/2" (2) Wing Nut 1/4"-20 (2)
5 Carton Inventory
Your garage door opener is packaged in the foam.
3850 Elite Series Manual - Page 8
... and on header wall or ceiling, otherwise garage door might not reverse when required. Open your door to the highest point of travel clearance for one -piece door with horizontal track
Header Wall 8" (20 cm)
Door
Highest
Point
of Travel
Jamb Hardware
Header Wall 8" (20 cm)
Highest Point of Travel Door
Pivot
One-piece door without track: jamb hardware
8
One-piece...
3850 Elite Series Manual - Page 9
... Mounting Holes
Header Wall
2x4 Structural Support
Header Bracket
CEILING MOUNT ONLY UP
Vertical Centerline of Garage Door
Lag Screws 5/16"-9x1-5/8"
Door Spring
HARDWARE SHOWN ACTUAL SIZE
Lag Screw 5/16"x9x1-5/8"
Horizontal Line
Highest Point of Garage Door Travel
Garage Door
Vertical Centerline of bracket holes (do not use lag screws to mount the header bracket. Drill...
3850 Elite Series Manual - Page 13
... unit: white to white and white/red to a single gang box (Figure 1). Use insulated staples to door travel to the full open circuit.
4. DO NOT pierce wire with care to each garage door opener. DO NOT connect power and operate the opener at a minimum height of 5 feet (1.5 m) where small children cannot reach, away from moving parts of...
3850 Elite Series Manual - Page 14
...procedure to close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is connected.
Gently rotate ...the lens hinge is in each socket.
To prevent damage to the opener: • DO NOT use bulbs larger than 100W. •...Install a 100 watt maximum light bulb in the fully open position. Light bulb size should be A19, standard neck only...
3850 Elite Series Manual - Page 15
...or broken springs or unbalanced door could fall. Secure with ALL local electrical and building codes.
• NEVER use an extension cord, 2-wire adapter, or change plug in ANY way to... service or maintenance.
• Garage door installation and wiring MUST be grounded.
• Reinstall the cover.
Be sure the opener is required by your garage door opener has a grounding type plug with...
3850 Elite Series Manual - Page 23
... black and purple buttons to compensate for your vehicle.
3. Black moves the door UP (open ) limit and begins closing garage door.
• Incorrect adjustment of garage door travel limits will interfere with 1-1/2" (3.8 cm) high object (or 2x4 laid flat) on the door, you may toggle the door back and forth using the black and purple buttons. Push and hold...
3850 Elite Series Manual - Page 24
... of safety reversal system.
• NEVER use force adjustments to compensate for the force to be tested. If the garage door opener cannot open (UP).
4. 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.
The...
3850 Elite Series Manual - Page 25
... made, the safety reversal system
MUST be tested.
The door must reverse on the obstruction, it is not traveling far enough in the down direction. NOTE: On a sectional door, make sure limit adjustments do not force the door arm beyond a straight up and down direction. The garage door opener will flash. Without a properly installed safety reversing sensor...
3850 Elite Series Manual - Page 26
... ONE SHOULD GO UNDER A STOPPED, PARTIALLY OPEN DOOR.
6. ALWAYS KEEP GARAGE DOOR PROPERLY BALANCED (see page 3). The sensor has no obstructions to door travel.
4.
The opener lights will close . when power is misaligned, the door won't close when the beam is activated. Bulb power is adjusted, the other hardware, ALL of which changes with each use emergency release handle...
3850 Elite Series Manual - Page 27
...When a person walks in front of the door control, the light will open or close from hand-held remote controls. ...detects a
Language Degrees (F/C)
LOCK
person entering the
garage.
(PROG) Learn Feature
The door control is activated.
27 Press the PROG button...control to be changed to 1-1/2, 2-1/2, or 3-1/2 minutes as working beyond the sensors range. When using the opener lights as working...
3850 Elite Series Manual - Page 28
... lighting feature if the proximity lighting is turned on 10 consecutive times without opening the door.
1.
The 3V2016 lithium batteries for the proximity lighting (marked "Proximity Battery")...hand within close proximity to recalibrate itself. Upon successful activation of the holder for changing the code setting or replacing the battery. To re-enable the proximity lighting,...
3850 Elite Series Manual - Page 29
...8226; Test completed. ALWAYS wear protective gloves and eye protection when changing the battery or working around the battery compartment.
2. To test the...
• To test the battery is functioning properly, open and close the garage door.
• Re-connect the motor unit power cord ...service or maintenance. • Use ONLY LiftMaster part number 485LM for an extended period of battery in fire....
3850 Elite Series Manual - Page 31
...
unit: The safety reversing sensor must be connected and aligned correctly before the garage door opener will not activate the door: • Verify your door, check diagnostic LED for the force and limit settings is approximately 1-1/4" (3.18 cm) in particular can affect door travel .
5. Decrease down direction. • Verify the safety reversing sensors are properly installed,
aligned...
3850 Elite Series Manual - Page 32
... may need to travel 2-3 inches, check the travel module connection or
replace the travel module.
See Adjustment section. • If the motor unit continues to be replaced.
32 Symptom: Door travels 2-3 inches and stops... Button LED or Diagnostic LED "Learn" Button
Installed Safety Reversing
Sensor
Your garage door opener is dim or flashing. • Realign receiving eye sensor, clean lens...
3850 Elite Series Manual - Page 35
... Release the button.
4. When the motor unit lights blink, it has expired.
It can be changed by pressing only the ENTER button if the one person without using a ladder.
1. To set ... the PIN has been learned. Release the # button.
2.
Press the four buttons for your garage door opener. After a programmed number of hours or number of accesses, this temporary PIN will be used up...
3850 Elite Series Manual - Page 38
...
975LM
373W
Designer Burled Walnut 3-Button Remote Control with model 3850 only.
Laser Park Assist: Laser enables homeowners to the garage door opener.
Includes battery. Surge Protector: The Garage Door Opener Surge Protector is open garage door manually from outside by adding additional sensor modules.
485LM
395LM
Remote Light Control :
Enables homeowner to a programmable number...
3850 Elite Series Manual - Page 40
... 60 full months from the date of this limited warranty in your local LIFTMASTER/CHAMBERLAIN dealer. THIS LIMITED WARRANTY DOES NOT COVER ANY PROBLEMS WITH, OR RELATING TO, THE GARAGE DOOR OR GARAGE DOOR HARDWARE, INCLUDING BUT NOT LIMITED TO THE DOOR SPRINGS, DOOR ROLLERS, DOOR ALIGNMENT OR HINGES. Look for him in the Yellow Pages, or call . If...
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