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LiftMaster 3850 Support Question

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Question posted by zahianamjaas on May 21st, 2014

How Do I Change The Battery Of My Liftmasyer Garage Opener Mounted On The Wall

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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. ■...

3850 Elite Series Manual - Page 2

... 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 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 instructions...

3850 Elite Series Manual - Page 4

... opener. See page 12. Survey your garage area to see if any of the conditions below apply to this page and the accompanying illustrations as you proceed with glass panels, etc.). You may be required. Header Wall FINISHED CEILING Support bracket & fastening hardware is required. Motor Unit Header Wall ONE-PIECE DOOR WITH TRACK Wallmounted Door...

3850 Elite Series Manual - Page 5

...14x5/8" (2) Screw 6-32x1" (2) Insulated Staples (10) Ring Fastener (3) Dry Wall Anchors (2) Rope Handle Rail Grease Carriage Bolt 1/4"-20x1/2" (2) Wing Nut 1/4"-20 (2) 5 Hardware for installation is also listed below . If anything is missing, carefully check the packing material. Carton Inventory Your garage door opener is packaged in the foam. Accessories will depend on the model...

3850 Elite Series Manual - Page 6

... into the motor unit. Do not use any other bolts will cause serious damage to opener, ONLY use bolts mounted in top of motor unit. • Align rail and styrofoam over the motor unit ... STEP 1 Attach the Rail to the Motor Unit To avoid installation difficulties, do not run the garage door opener until the spring releases and snaps the nut ring against the trolley (Figure 3). Cut tape from ...

3850 Elite Series Manual - Page 7

... reverse when required and could be made by a trained door systems technician BEFORE installing opener. 4. Install wall-mounted garage door control: • within sight of the garage door. • out of reach of children at minimum height of 5 feet (1.5 m). • away from electrocution, disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. 7 To avoid...

3850 Elite Series Manual - Page 8

... centerline of Garage Door 2x4 OPTIONAL CEILING MOUNT FOR HEADER BRACKET Structural Supports Level (optional) Installation procedures vary according to garage door types. Draw an intersecting horizontal line on page 9. 3. Open your door. 1. Header Wall 2" (5 cm) Track Highest Point of Travel Door Header Wall Track 2" (5 cm) Highest Point Door of Travel Sectional door with curved...

3850 Elite Series Manual - Page 9

... pointing toward the wall. Optional Wall 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 Garage Door CEILING HEADER BRACKET INSTALLATION...

3850 Elite Series Manual - Page 10

... Pulley Bracket Rail Temporary Support HARDWARE SHOWN ACTUAL SIZE Clevis Pin 5/16"x2-3/4" Ring Fastener 10 Header Wall Header Bracket Belt Pulley Bracket Garage Door INSTALLATION STEP 3 Attach the Rail to the Header Bracket • Position the opener on a temporary support to allow the rail to clear the spring. • Position the rail bracket...

3850 Elite Series Manual - Page 11

... until Installation Step 12 is used to determine the correct mounting height from the floor to the top of the door. • Using a stepladder as illustrated. Do not position the opener more than 4" (10 cm) above this point. To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to...

3850 Elite Series Manual - Page 13

... range of display is recommended to use the anchors provided. If additional wall controls are no obstructions to door travel to the full open circuit. 4. Strip 7/16" (11 mm) of insulation from one 398LM... of the buttons, loosen the top mounting screw. INSTALLATION STEP 6 Install the Smart Control Panel® Locate door control within sight of garage door, out of reach of children at ...

3850 Elite Series Manual - Page 14

...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. The use halogen bulbs.... watt maximum light bulb in the fully open position. ALWAYS wear protective gloves and eye protection when changing the battery or working around the battery compartment. INSTALLATION STEP 7 Install the EverCharge...

3850 Elite Series Manual - Page 15

...opener must be in compliance with ALL local electrical and building codes. • NEVER use an extension cord, 2-wire adapter, or change... Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Garage door installation and wiring MUST ...following procedure. To make it is required by your garage door opener has a grounding type plug with an overhand knot...

3850 Elite Series Manual - Page 16

...® The safety reversing sensor must be installed on the wall, the brackets must be unobstructed. Either can be connected and aligned correctly before the garage door opener will flash 10 times. The mounting brackets are available if needed. Be sure power is closing, the door will detect an obstacle in the down direction. The invisible...

3850 Elite Series Manual - Page 17

..., with the curved arms facing the door. If your door track will face each other across the garage door, with concrete anchors as follows. INSTALLING THE BRACKETS Be sure power to the opener is recommended. Install and align the brackets so the sensors will not support the bracket securely, wall installation is disconnected. Make sure all...

3850 Elite Series Manual - Page 26

... use handle to move . • The Wall-Mounted Door Control: Hold the push button or bar down travel limits) is activated. If one Security✚® Keyless Entry System. Using Your Garage Door Opener Your Security✚® opener and hand-held remote. If closing , the door will stop . 4. With an Smart Control Panel®, this feature, start...

3850 Elite Series Manual - Page 29

... motor unit has lost power and is operating off of the battery. • A solid LED with beep indicates the unit is operating on battery power and that the battery charge is low. • To test the battery is functioning properly, open and close the garage door. • Re-connect the motor unit power cord back into the...

3850 Elite Series Manual - Page 31

... to 5 turns. Trolley 4. Using the Wall-Mounted Door Control, Light Feature. 6. My motor unit hums briefly: • First verify that the trolley is accompanied by adjusting the outer nut 4 to Adjustment Step 2, Setting the force. • Run the motor unit from the bolt, repeat the steps above. 7. My garage door opener beeps: • A solid LED with...

3850 Elite Series Manual - Page 35

...person without using a ladder. 1. To set to a certain number of your garage door opener. The opener light will blink once when the PIN has been learned. Press the temporary 4-... is already mounted outside the garage. 1. The opener light will be heard. 2. If light bulbs are not installed, two clicks will be heard. 3. To Add, Reprogram or Change a Keyless...

3850 Elite Series Manual - Page 38

...and power surges. 38 ACCESSORIES 1702LM Outside Quick Release: Required for a garage with model 3850 only. EverCharge® Standby Power System: Provides backup power to open or closed. Includes battery. Monitors up to turn on a specially designed keyboard. For use with NO access door. SECURITY✚® 4-Button Remote Control : Includes visor clip. Enables homeowner...