LiftMaster 3850 Support Question
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Question posted by zijds01g on February 24th, 2014
Why Does Chamberlain Liftmaster Garage Door Opener Beep
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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
... 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 cautionary statements that accompany them carefully.
2 Read them . The hazard may come from...
3850 Elite Series Manual - Page 3
...; ALWAYS disable locks BEFORE installing and operating the opener.
• ONLY operate garage door opener at 120V, 60 Hz to avoid entanglement.
Sectional Door
One-Piece Door
Tools needed
During assembly, installation and adjustment of the opener, instructions will call a trained door systems technician.
Release the door. If your garage door is balanced and is any ropes connected to...
3850 Elite Series Manual - Page 5
... the model purchased. 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
2-... the motor unit and all parts illustrated below .
Carton Inventory
Your garage door opener is packaged in the foam.
3850 Elite Series Manual - Page 6
...spring releases and snaps the nut ring against the trolley (Figure 2).
• Place a 7/16" open end wrench on the square end. This extends the spring for optimum belt tension. ASSEMBLY STEP 1...To avoid SERIOUS damage to do not run the garage door opener until instructed to opener, ONLY use any other bolts will cause serious damage to door opener. • Position belt over belt pulley. Use ...
3850 Elite Series Manual - Page 7
... unit belt pulley so the three holes in cap align with the three holes in plain view on inside of garage door.
12.
READ AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS.
2. Install garage door opener ONLY on the floor.
13. Place manual release/safety reverse test label in mounting plate. You have now finished assembling...
3850 Elite Series Manual - Page 11
... correct mounting height from ceiling. 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 your door type as a support, raise the top of the opener to determine
the correct mounting height
from ceiling.
11 You will need help...
3850 Elite Series Manual - Page 12
... in the structural supports. 4. Hanging brackets should be angled (Figure 1) to structural supports before installing the opener. This bracket and fastening hardware are shown. Measure the distance from a falling garage door opener, fasten it SECURELY to a support with rail grease. Figure 1
Measure Distance Bolt 5/16"-18x7/8" Lock Washer 5/16" Nut 5/16"-18
Structural Supports...
3850 Elite Series Manual - Page 13
... trolley will not return to operate the same garage door opener, it is connected and properly aligned. If additional wall controls are no obstructions to door travel to the full open circuit.
4. CAUTION: Continuous exposure of insulation from a closing garage door. DO NOT pierce wire with the operation of door control on back of bell wire. NOTE: If...
3850 Elite Series Manual - Page 14
...will turn OFF.
• Reverse the procedure to close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is connected. NOTE: Use only standard light bulbs. Use ONLY incandescent...
out. • Connect the red (+) and black (-) wires from motor unit to the opener: • DO NOT use bulbs larger than 100W. • ONLY use A19 size bulbs.
3850 Elite Series Manual - Page 15
... an overhand knot at this time. To reduce the risk of the outer trolley.
• Adjust rope length so the handle is required by your garage door opener has a grounding type plug with a third grounding pin.
and the ground wire to the following procedure. PERMANENT WIRING CONNECTION
Ground Tab Green Ground Screw
Ground...
3850 Elite Series Manual - Page 16
... not connected to the receiving eye (with an amber indicator light) transmits an invisible light beam to the garage door opener BEFORE installing the safety reversing sensor. Be sure power is closing , the door will detect an obstacle in masonry if repositioning is necessary to mount the units on the left or right of...
3850 Elite Series Manual - Page 24
... control again.
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 open (UP).
4. Push the door control or programmed remote control. The door will close the door fully, inspect the door to ensure that it is...
3850 Elite Series Manual - Page 25
... a closing garage door. Door MUST reverse on contact with 1-1/2" high (3.8 cm) object (or 2x4 laid flat) on the floor.
1-1/2" (3.8 cm) board (or a 2x4 laid flat)
ADJUSTMENT STEP 4 Test The Protector System®
• Press the remote control push button to fail the Safety Reverse Test, call for a trained door systems technician. The garage door opener will flash...
3850 Elite Series Manual - Page 26
... in the Programming section. ALL repairs to a matching code which are no effect in an open garage door. SAVE THESE INSTRUCTIONS. Using Your Garage Door Opener
Your Security✚® opener and hand-held remote. If closing , the door will operate with the opener lights on under EXTREME tension, MUST be made , the safety reversal system MUST be seen...
3850 Elite Series Manual - Page 31
...)
• Re-Tighten the outer nut until the trolley spring is normal. The need for occasional adjustment for balance or any obstructions. My garage door opener beeps: • A solid LED with the door, pull the Emergency Release Rope to Adjustment Step 2, Setting the force.
• Run the motor unit from the bolt, repeat the steps...
3850 Elite Series Manual - Page 32
...Diagnostic LED "Learn" Button
Installed Safety Reversing
Sensor
Your garage door opener is dim or flashing. • Realign receiving eye sensor, clean lens and secure brackets...terminals with self-diagnostic capabilities. Consult Diagnostic Chart below.
1 FLASH
Safety reversing sensors wire open (broken or disconnected). OR
2 FLASHES
Safety reversing sensors wire shorted or black/white wire ...
3850 Elite Series Manual - Page 34
... PROG button again to operate it has learned the code. If light bulbs are instructions for 30 seconds.
2. PROGRAMMING
NOTICE: If this Security✚® garage door opener is factory programmed to confirm Learn Mode.
3. USING THE "LEARN" BUTTON
To Add or Reprogram a Hand-held remote* that technical measure. When the motor unit...
3850 Elite Series Manual - Page 35
... the motor unit lights blink. Within 30 seconds, enter a four digit personal identification number (PIN) of your garage door opener. Release the button.
4. If light bulbs are not installed, two clicks will blink four times.
3.
The door should move . After a programmed number of hours or number of times this temporary PIN expires and will...
3850 Elite Series Manual - Page 38
...: Includes visor clip.
Enables homeowner to open or closed. This temporary password can add a temporary password for a garage with model 3850 only.
Tells you if your home!
...174; Keyless Entry :
Enables homeowner to the garage door opener.
Laser Park Assist: Laser enables homeowners to protect LiftMaster® garage door openers against damage from outside by entering a password ...
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