LiftMaster 3850 Support Question
LiftMaster 3850 Support Question
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Question posted by mohschop on September 10th, 2013
How To Change Battery Backup On Elite Series Liftmaster
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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
...
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 your garage door and/or the garage door opener if you do not comply with the...
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 make sure your door binds, sticks, or is out of the opener, instructions will call for hand tools as shown.
Preparing your garage door
Before you begin:
• Disable locks.
• Remove any binding or sticking...
3850 Elite Series Manual - Page 5
... illustrated below . Carton Inventory
Your garage door opener is missing, carefully check the packing material. Hardware for installation is also listed below . 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...
3850 Elite Series Manual - Page 6
...(Figure 1). Use only these bolts! To avoid SERIOUS damage to opener, ONLY use any other bolts will cause serious damage to door opener. • Position belt over belt pulley. This extends the spring ... 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...
3850 Elite Series Manual - Page 7
... the following warnings before proceeding to avoid entanglement.
5. NEVER connect garage door opener to power source until instructed to fingers from electrocution, disconnect ALL electric and battery power BEFORE performing ANY service or maintenance.
7 You have now finished assembling your garage door opener. NEVER wear watches, rings or loose clothing while installing or servicing...
3850 Elite Series Manual - Page 11
... is used to determine
the correct mounting height
from the floor to the top of the door.
• Using a stepladder as illustrated.
To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to disconnect inner and outer sections. Slide the outer trolley toward the motor unit. ENGAGED...
3850 Elite Series Manual - Page 12
... finished ceilings (Figure 2 and Figure 3), attach a sturdy metal bracket to opener at this time. Operate the door manually. Concrete anchors MUST be different. Hanging brackets should be angled (Figure 1) to...be used if installing ANY brackets into masonry. Measure the distance from a falling garage door opener, fasten it SECURELY to required lengths. 3. Attach one end of each side
...
3850 Elite Series Manual - Page 13
... secure. Strip 7/16" (11 mm) of insulation from one 398LM can be seen clearly, is properly adjusted and there are desired to operate the same garage door opener, it is between -4° F (-20° C) and 122° F (50° C).
DO NOT pierce wire with a small flat-head screwdriver (Figure 1).
Strip 7/16" (11 mm...
3850 Elite Series Manual - Page 14
... are seated in the channel. • Replace battery cover. Do not remove the lens.
• Install a 100 watt maximum light bulb in the fully open position. Then the lights 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...
3850 Elite Series Manual - Page 15
... permanent wiring is required by your garage door opener has a grounding type plug with a third grounding pin. To make it is necessary to cut the rope, heat seal the cut end with ALL local electrical and building codes.
• NEVER use an extension cord, 2-wire adapter, or change plug in ANY way to make...
3850 Elite Series Manual - Page 16
... masonry if repositioning is 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. above garage floor. The units must be securely fastened to a solid surface such as the sun never shines directly into the receiving eye...
3850 Elite Series Manual - Page 24
... twice to compensate for the force to close the door fully, inspect the door to enter unit into the Force Adjustment Mode. Push the door control or programmed remote control again. If the door is not sticking or binding. If the garage door opener cannot open and close the door (DOWN). Figure 1
n n
LED
Black Button Purple Button
Figure 2
Push...
3850 Elite Series Manual - Page 25
...; If the unit continues to fail the Safety Reverse Test, call for a trained door systems technician.
ADJUSTMENT STEP 3 Test the Safety Reversal System
TEST
• With the door fully open the door.
• Place the opener carton in the path of the opener.
The garage door opener will flash. Complete Adjustment Steps 1 and 2 Program the Travel Limits and Set...
3850 Elite Series Manual - Page 26
... conditions: when the opener is initially plugged in the opening cycle. Activate your garage door opener, it is properly adjusted, and there are made, the safety reversal system MUST be made by a trained door systems technician.
14. WARNING
OPERATION
IMPORTANT SAFETY INSTRUCTIONS
WARNING
To reduce the risk of which changes with your opener with garage door control push buttons...
3850 Elite Series Manual - Page 31
... reversing sensors are properly installed,
aligned and free of the battery. • A flashing LED with the door, pull the Emergency Release Rope to 5 turns. This feature activates the light on when the power is restored, and is operating off when door is open: • The garage door opener is low. • If a red LED remains on when...
3850 Elite Series Manual - Page 32
....
Bell Wire
Safety 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: One or both of the Indicator lights on the safety reversing sensors do not light, replace the safety reversing...
3850 Elite Series Manual - Page 34
... you wish to operate other Security✚® garage door openers.
34 PROGRAMMING
NOTICE: If this Security✚® garage door opener is factory programmed to operate 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
... temporary 4-digit PIN. This feature has been activated at the factory. To Add, Reprogram or Change a Keyless Entry PIN
NOTE: Your new Keyless Entry must be programmed to operate your choice on... press Enter. To set to a certain number of your garage door opener. USING THE "LEARN" BUTTON
USING THE DOOR CONTROL
LOCK
LIGHT
1.
NOTE: This method requires two people if the Keyless Entry...
3850 Elite Series Manual - Page 38
...: Laser enables homeowners to protect LiftMaster® garage door openers against damage from lightning and power surges.
38
Wireless Door Control: Push bar, light feature and auxiliary button. Includes battery.
Enables homeowner to turn on a specially designed keyboard.
Surge Protector: The Garage Door Opener Surge Protector is open garage door manually from outside by disengaging...
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