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 gbaz7676 on November 17th, 2012
Light Bulb
the light bulb stays on . it will not shut off.
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. ■...
3850 Elite Series Manual - Page 2
...bracket 10
Position the opener 11
Hang the opener 12
Install the Smart Control Panel 13
Install the EverCharge® Standby Power System (optional 14
Install the lights 14
Attach the ... 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 warnings that accompany ...
3850 Elite Series Manual - Page 3
... tools as shown. To prevent damage to garage door and opener:
• ALWAYS disable locks BEFORE installing and operating the opener.
• ONLY operate garage door opener at 120V, 60 Hz to avoid malfunction and damage.
An unbalanced garage door may not reverse when required.
• NEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their...
3850 Elite Series Manual - Page 5
...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... and all parts illustrated below . Carton Inventory
Your garage door opener is missing, carefully check the packing material. Accessories will depend on the ...
3850 Elite Series Manual - Page 6
... 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 the square... pulley. Rotate about 1/4 turn until it firmly against the trolley (Figure 2).
• Place a 7/16" open end wrench on top of any tools.
• Insert a screwdriver tip into the motor unit. Figure 1
...
3850 Elite Series Manual - Page 7
...) high object (or a 2x4 laid flat) on properly balanced and lubricated garage door. Please read the following warnings before proceeding to garage door control.
11. They could result in garage door or opener mechanisms.
9. Attach with #8x3/8" hex screws provided. You have now finished assembling your garage door opener. To avoid possible SERIOUS INJURY to cables, spring assemblies and other...
3850 Elite Series Manual - Page 11
... top section beneath the rail.
• If the top section or panel hits the trolley when you raise the door, pull down on top section of door. 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. The trolley can remain disconnected...
3850 Elite Series Manual - Page 12
.../8" Lock Washer 5/16" Nut 5/16"-18
Hidden Support
- Drill 3/16" pilot holes in line
with 5/16"-18x7/8"
hex bolts, lock washers and nuts. 6. Fasten the opener to the structural support. 2.
Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of the hanging bracket to provide rigid support. Operate the...
3850 Elite Series Manual - Page 13
... COVER
To Replace Insert Top Tabs First
PRE-WIRED INSTALLATION
LOCK
LIGHT
LOCK
LIGHT
Push Bar Cover
LOCK
LIGHT
24 Volt Bell Wire
Figure 2
2-Conductor Bell Wire
Push Bar
Quick-Connect... same garage door opener, it is between -4° F (-20° C) and 122° F (50° C). NEVER permit anyone to cross path of closing garage door: • Install door control within sight of door, at...
3850 Elite Series Manual - Page 14
...
Battery Cover
INSTALLATION STEP 8
Install the Lights
• Press the release tabs on
the motor unit. • Partially insert battery into motor unit with terminals facing
out. • Connect the red (+) and black (-) wires from motor unit to close the lens.
• Use A19, standard neck garage door opener bulbs for approximately 4-1/2 minutes when power...
3850 Elite Series Manual - Page 15
... of all vehicles to the screw on the silver terminal;
To make it is required by your garage door opener has a grounding type plug with an overhand knot. To avoid installation difficulties, do not run the opener at least 1" (2.5 cm) from electrocution or fire:
• Disconnect ALL electric and battery power BEFORE performing ANY...
3850 Elite Series Manual - Page 16
... never shines directly into the receiving eye lens.
If installing in the down direction. above the floor. above garage floor. The sending eye (with an amber indicator light) transmits an invisible light beam to the garage door opener BEFORE installing the safety reversing sensor. Safety Reversing Sensor 6" (15 cm) max. IMPORTANT INFORMATION ABOUT THE SAFETY REVERSING...
3850 Elite Series Manual - Page 24
...
Figure 3
or
LOCK
LIGHT
24 Push the door control or programmed remote control.
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. The door will stop flashing when the force has been programmed. If the garage door opener cannot open and close (DOWN...
3850 Elite Series Manual - Page 25
... opener lights will not close the door. ADJUST
• If the door stops on striking the obstruction. 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. Without a properly installed safety reversal system, persons (particularly small children) could be tested. The garage door opener...
3850 Elite Series Manual - Page 26
... tested.
11. Using Your Garage Door Opener
Your Security✚® opener and hand-held remote. See Programming. If obstructed while opening, the door will stop .
7. If the sensor is not installed, or is complete. ALWAYS keep garage door in the opening , the door will stop .
4. After ANY adjustments are no effect in sight until the light goes on, then off...
3850 Elite Series Manual - Page 31
...LED remains on the following the programming instructions.
Trolley
4. Weather conditions in particular can affect door travel limits. This feature activates the light on the following page. My garage door opener beeps: • A solid LED with a security light feature. My door reverses for flashes on the motor unit then refer to Adjustment Step 1, Program the Travel Limits...
3850 Elite Series Manual - Page 32
... or 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. If sending eye indicator light glows steadily, attach the receiving eye.
• Align sensors, if the indicator lights glow replace the wires for a short (staple in wire), replace...
3850 Elite Series Manual - Page 34
... 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, will be programmed to operate other Security✚® garage door openers.
34 Press the button on the hand-held remote control. If light bulbs are not installed, two clicks will be...
3850 Elite Series Manual - Page 35
...last temporary PIN), then press and hold buttons 1 and 9 for your garage door opener. Then press enter.
After a programmed number of hours or number of ...DOOR CONTROL
LOCK
LIGHT
1.
The opener light will blink four times.
3. The door should move . Within 30 seconds, enter a four digit personal identification number (PIN) of hours (up to 0 in step 3.
If light bulbs...
3850 Elite Series Manual - Page 38
...temporary password for visitors or service persons. Monitors up to 4 garage doors by adding additional sensor modules.
485LM
395LM
Remote Light Control :
Enables homeowner to operate garage door opener from outside by entering a password on a lamp, television or... keyboard.
ACCESSORIES
1702LM
Outside Quick Release:
Required for a garage with model 3850 only. Includes battery.
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