Chamberlain 3850 User's Manual
Contents
1. D Detector Switch Additional feature when used with the 3 button hand held remote To control the opener lights 1 With the door closed press and hold a small remote button that you want to control the light 2 Press and hold the Light button on the control console 3 While holding the Light button press and hold the Lock button on the control console 4 After the opener lights flash release all buttons To Open the Door Manually 4 amp WARNING To prevent possible SERIOUS INJURY or DEATH from a falling garage door e f possible use emergency release handle to disengage trolley ONLY when garage door is CLOSED Weak or broken springs or unbalanced door could result in an open door falling rapidly and or unexpectedly e NEVER use emergency release handle unless garage doorway is clear of persons and obstructions e NEVER use handle to pull door open or closed If rope knot becomes untied you could fall The door should be fully closed if possible Pull down on the emergency release handle and lift the door manually To reconnect the door to the opener _ FA Release mergency l Arm press the control console push Release Handle bar Pull REN MANUAL DISCONNECT Trolley The ockout feature prevents the POSITION trolley from reconnecting automatically Pull the mn e T emergency release handle down Trolley Release and back toward the opener A The door can t2. 3 7 77T Door Arm D e N Door with Backward Slant Incorrect ADJUSTMENT STEP 1 Program the Travel Limits Travel limits regulate the points at which the door will stop when moving up or down Follow the steps below to set the limits Figure 1 Indicator Light Black Button Purple Button To program the travel limits Adjust the position of the door by using the black and purple buttons Black moves the door UP open and purple moves the door DOWN close 1 Setting the UP position Press and hold the black button until the yellow indicator light starts flashing slowly then release 2 Push and hold the black button until the door reaches the desired UP open position Figure 2 NOTE Check to be sure the door opens high enough for your vehicle 3 Push the remote control or door control Figure 3 This sets the UP open limit and begins closing the door 4 Immediately when the door begins to move down press and release either the black or purple button This will stop the door 5 Setting the DOWN position Push and hold the purple button until the door reaches the desired DOWN closed position Figure 4 6 Once the door is closed if there appears to have too much pressure on the door you may toggle the door back and forth using the black and purple buttons to reach the desired close
3. ALL ONE PIECE DOORS 1 Assemble the Door Arm e Fasten the straight and curved door arm sections together to the longest possible length with a 2 or 3 hole overlap e Make sure the garage door is fully closed Connect the straight door arm section to the door bracket with the 5 16 x1 1 4 clevis pin e Secure with a ring fastener e Pull the emergency release handle disconnecting the outer trolley from the inner trolley by pulling straight down on the emergency release handle and sliding the outer trolley back toward the motor unit e Connect the curved door arm section to the trolley using the 5 16 x1 1 4 clevis pin and ring fastener NOTE Adjusting the limits on the following page e The trolley will automatically connect If not review the trolley lockout feature on page 27 e When setting the up limit on the following page the door should not have a backwara slant when fully open as illustrated below A slight backward slant will cause unnecessary bucking and or jerking operation as the door is being opened or closed from the fully open position Figure 5 Inner Trolley aa Outer Trolley Door Arm es aac Inner Trolley Z Correct Angle Open Door 22 Sierras g e Connector Hole e Trolley Door Bracket Q Ring Fastener Clevis Pin Straight 5 16 x1 1 4 Arm Bolts p 5 16 18x7 8 lt F Curved Door Arm Emergency Release Handle
4. Remote Light Control Enables homeowner to turn on a lamp television or other appliance from car bedside or anywhere in the home with a remote 36 373W SECURITY 3 Button Remote Control Wood grain plastic case Includes visor clip SECURITY 4 Button Remote Control Includes visor clip SECURITY 3 Button Mini Remote Control With key ring and fastening strip Wireless Door Control Push bar light feature and auxiliary button Includes battery Battery Backup System Provides backup power to the garage door opener For use with model 3850 only Laser Park Assist Laser enables homeowners to precisely park vehicles in the garage Surge Protector The Garage Door Opener Surge Protector is designed to protect LiftMaster garage door openers against damage from lightning and power surges NOTES 37 38 39 LIFTMASTER SERVICE IS HOW TO ORDER ON CALL REPAIR PARTS Selling prices will be furnished on request or parts will be shipped at prevailing prices and you will be billed OUR LARGE SERVICE ORGANIZATION accordingly SPANS AMERICA WHEN ORDERING REPAIR PARTS ALWAYS GIVE THE FOLLOWING INFORMATION E o spant Nupen TOLL FREE NUMBER e PART NAME e MODEL NUMBER 1 800 528 2817 ADDRESS ORDERS TO THE CHAMBERLAIN GROUP INC www liftmaster com Technical Support Group 6020 S Country Club Road Tucson Arizona 85706 For professional installation parts and serv
5. trained door systems technician Sectional Door One Piece Door Carpenter s Level optional 4 amp WARNING To prevent possible SERIOUS INJURY OR DEATH e ALWAYS call a trained door systems technician if garage door binds sticks or is out of balance An unbalanced garage door may not reverse when required e NEVER try to loosen move or adjust garage door door springs cables pulleys brackets or their hardware all of which are under EXTREME tension e Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid entanglement CAUTION To prevent damage to garage door and opener e ALWAYS disable locks before installing and operating the opener e ONLY operate garage door opener at 120V 60 Hz to avoid malfunction and damage Tools needed During assembly installation and adjustment of the opener instructions will call for hand tools as illustrated below A Pencil Tape Measure Hack Saw Claw Hammer 3 16 5 16 and 5 32 Screwdriver ji L gt EN A O38 m O Sockets and Wrench Pliers Adjustable End Wrench 1 2 5 8 7 16 9 16 and 1 4 Wire Cutters SS Planning Identify the type and height of your garage door Survey your garage area to see if any of the conditions below apply to your installation Additional materials may
6. Installation parts 2 2 ee 34 Motor unit assembly parts 2 0 000 35 Accessories 36 Notes 37 39 Repair Parts and Service 40 Warranty 40 This garage door opener has been designed and tested to offer safe service provided it is installed operated maintained and tested in strict accordance with the instructions and warnings contained in this manual 4 amp WARNING Mechanical A WARNING Electrical CAUTION When you see these Safety Symbols and Signal Words on the following pages they will alert you to the possibility of serious injury or death if you do not comply with the warnings that accompany them The hazard may come from something mechanical or from electric shock Read the warnings carefully When you see this Signal Word on the following pages it will alert you to the possibility of damage to your garage door and or the garage door opener if you do not comply with the cautionary statements that accompany it Read them carefully Preparing your garage door Before you begin e Disable locks e Remove any ropes connected to garage door e Complete the following test to make sure your garage door is balanced and is not sticking or binding 1 Lift the door about halfway as shown Release the door If balanced it should stay in place supported entirely by its springs 2 Raise and lower the door to see if there is any binding or sticking If your door binds sticks or is out of balance call a
7. e Loosen the belt by adjusting the outer nut 4 to 5 turns This relieves the tension e Run the motor unit from the remote control or control console The trolley should travel towards the door and stop If the trolley re engages with the door pull the Emergency Release Rope to disengage e Decrease the UP travel by turning the UP Travel adjustment screw 2 full turns away from the arrow p e Re Tighten the outer nut until the trolley spring is approximately 1 1 4 3 18 cm in length e If the trolley does not move away from the bolt repeat the steps above 1 1 4 3 18 cm 7 If battery status LED is not lit properly e Check battery connections 30 Sees L 5 l 7 TT T w b Diagnostics Located On Motor Unit Your garage door opener is programmed with self diagnostic capabilities The Learn button diagnostic LED will flash a number of times then pause signifying it has found a potential issue Consult Diagnostic Chart below LED Learn Button Safety Reversing Sensor Diagnostic Chart 1 FLASH eae Symptom One or both of the Indicator lights on the safety reversing sensors do not glow steady e Inspect sensor wires for a short staple in wire correct wiring polarity black
8. and align the brackets so the sensors will face each other across the garage door with the beam no higher than 6 15 cm above the floor They may be installed in one of three ways as follows Garage door track installation preferred e Slip the curved arms over the rounded edge of each door track with the curved arms facing the door Snap into place against the side of the track It should lie flush with the lip hugging the back edge of the track Figure 1 If your door track will not support the bracket securely wall installation is recommended Wall installation Figure 2 amp 3 e Place the bracket against the wall with curved arms facing the door Be sure there is enough clearance for the sensor beam to be unobstructed If additional depth is needed an extension bracket see accessories or wood blocks can be used e Use bracket mounting holes as a template to locate and drill 2 3 16 diameter pilot holes on the wall at each side of the door no higher than 6 15 cm above the floor e Attach brackets to wall with lag screws not provided If using extension brackets or wood blocks adjust right and left assemblies to the same distance out from the mounting surface Make sure all door hardware obstructions are cleared Floor installation Figure 4 e Use wood blocks or extension brackets see accessories to elevate sensor brackets so the lenses will be no higher than 6 15 cm above the floor e Care
9. centered above the door 7 Remove the 2x4 Operate the door manually If the door hits the rail raise the header bracket 8 Grease the top and underside of the rail surface where the trolley slides with rail grease NOTE DO NOT connect power to opener at this time HARDWARE SHOWN ACTUAL SIZE Lag Screw 5 16 9x1 5 8 m Hex Bolt 5 16 18x7 8 Nut 5 16 18 Lock Washer 5 16 4 amp WARNING To avoid possible SERIOUS INJURY from a falling garage door opener fasten it SECURELY to structural supports of the garage Concrete anchors MUST be used if installing ANY brackets into masonry Structural Support Figure 1 cae Hy Lag Screws q 5 16 18x1 7 8 Measure Distance Bolt 5 16 18x7 8 Lock Washer 5 16 Nut 5 16 18 Figure 2 Hidden Support 2 7 Bracket a Not Provided _ gee a 7 FINISHED CEILING K Doea Lag Screws 5 16 18x1 7 8 __ N LTS Not Provided Bolt 5 16 18x7 8 Lock Washer 5 16 Nut 5 16 18 Bolt 5 16 18x7 8 Lock Washer 5 16 Nut 5 16 18 rit Lag Screws Pras ee 5 16 18x1 7 8 Pad pee eee Not Provided Bolt 5 16 18x7 8 Lock Washer 5 16 Nut 5 16 18 INSTALLATION STEP 6 Install the Control Console Locate control console within sight of the door at a minimum height of 5 feet where small children cannot reach and away from moving parts of the door and door hardware The installation
10. door reinforcement kit NOTE Many door reinforcement kits provide for direct attachment of the clevis pin and door arm In this case you will not need the door bracket proceed to Step 13 SECTIONAL DOORS 1 Center the door bracket on the previously marked vertical centerline used for the header bracket installation Note correct UP placement as stamped inside the bracket 2 Position the top edge of the bracket 2 4 5 10 cm below the top edge of the door OR directly below any structural support across the top of the door 3 Mark drill holes and install as follows depending on your door s construction Metal or light weight doors using a vertical angle iron brace between the door panel support and the door bracket e Drill 3 16 fastening holes Secure the door bracket using the two 1 4 14x5 8 self threading screws Figure 2A e Alternately use two 5 16 bolts lock washers and nuts not provided Figure 2B Metal insulated or light weight factory reinforced doors e Drill 3 16 fastening holes Secure the door bracket using the self threading screws Figure 3 Wood Doors e Use top and bottom or side to side door bracket holes Drill 5 16 holes through the door and secure bracket with 5 16 x2 carriage bolts lock washers and nuts not provided Figure 4 NOTE The 1 4 14x5 8 self threading screws are not intended for use on wood doors HARDWARE SHOWN ACTUAL SIZE Self Threading Screw 1 4 14
11. for a 3 1 2 minute interval etc up to a maximum of four blinks and 4 1 2 minutes When using the opener lights as working lights we recommend that you first disable the motion sensor See Motion Detecting Light Feature following Motion Detecting Light Feature The opener light will turn on automatically when a person walks in front of the wall mounted control console This feature works by detecting motion and body heat and may not work in temperatures around 100 F 37 7C The opener light will come on for 5 minutes then shut off automatically if no additional motion or heat differential is calculated To disable this feature slide the Detector Switch on the right side of the door control down off We recommend that you disable the motion sensor when using the opener lights as working lights Otherwise they will turn off automatically if you are working beyond the sensor s range Lock feature Designed to prevent operation of the door from hand held remote controls However the door will open and close from the Door Control the Outside Keylock and the Keyless Entry Accessories To activate press and hold the Lock button for 2 seconds The push bar light will flash as long as the Lock feature is on To turn off press and hold the Lock button again for 2 seconds The push bar light will stop flashing The Lock feature will also turn off whenever the Smart learn button on the motor unit panel is activated
12. force setting measures the amount of force required to open and close the door 1 Locate the purple button on the left panel of the motor unit Figure 1 2 Push the purple button twice to enter the opener into Force Adjustment Mode Figure 2 The LED Indicator Light will flash quickly 3 Push the remote control or control console Figure 3 The door will travel to the DOWN close position Push the remote control or control console again the door will travel to the UP open position Push the remote control or control console a third time to send the door to the DOWN close position The LED Indicator Light will stop flashing when the force has been learned The opener has learned the forces required to open and close your door The door must travel through a complete cycle UP and DOWN in order for the force to be set properly If the opener cannot open and close your door fully inspect your door to insure that it is balanced properly and is not sticking or binding See page 3 Preparing your garage door Figure 2 Indicator Light Push Purple button Black Button twice to enter unit into Force Adjustment Mode Purple Button 4 amp WARNING Without a properly installed safety reversal system persons particularly small children could be SERIOUSLY INJURED or KILLED by a closing garage door e Too much force on garage door will interfere with proper operation
13. is properly adjusted and there are no obstructions to door travel e ALWAYS keep garage door in sight until completely closed NEVER permit anyone to cross path of closing garage door HARDWARE SHOWN ACTUAL SIZE 5 DEERE E gt Screw 6ABx1 1 4 Insulated std installation Staples 5 TTT SS nr Screw 6 32x1 pre wired Drywall Anchors STANDARD WALL MOUNT To Replace Insert Top Tabs First Pe PRE WIRED INSTALLATION 24 Volt Bell Wire To Replace Insert Top Tabs First Push Bar Cove 7 Figure 1 Detector on Top Push Bar Cover Switch OFF Mounting Hole y 24vot Figure 2 Bell Wire Terminal Screws Bottom Mounting Back View Hole Figure 3 Control Console To release wire push in tab Connections AN with screwdriver tip Red White Grey E 114mm gt Strip wire 7 16 11 mm INSTALLATION STEP 7 Install the Battery Backup Optional Battery Battery Cover e Make sure motor unit is unplugged Sj k D j aj E a A oF e Using a Phillips head screwdriver remove the battery cover on the motor unit e Partially insert battery into motor unit with terminals facing out e Connect red and black wires from motor unit to corresponding terminals on battery e Replace battery cover INSTALLATION STEP 8 CAUTION Install the Lights To prevent possible OVERHEATING of the end panel or light socket e DO NOT use short nec
14. of safety reversal system e NEVER use force adjustments to compensate for a binding or sticking garage door e After ANY adjustments are made the safety reversal system MUST be tested Door MUST reverse on contact with 1 1 2 3 8 cm high object or 2x4 laid flat on floor Figure 1 Indicator Light Black Button Purple Button ADJUSTMENT STEP 3 Test the Safety Reversal System TEST e With the door fully open place a 1 1 2 3 8 cm board or a 2x4 laid flat on the floor centered under the garage door e Operate the door in the down direction The door must reverse on striking the obstruction ADJUST If the door stops on the obstruction it is not traveling far enough in the down direction Complete Adjustment Steps 1 and 2 Programming the Limits and Forces NOTE On a sectional door make sure limit adjustments do not force the door arm beyond a straight up and down position See Figure 3 page 21 Repeat the test When the door reverses on the 1 1 2 3 8 cm board or 2x4 laid flat remove the obstruction and run the opener through 3 or 4 complete travel cycles to test adjustment If the unit continues to fail the Safety Reverse Test call for a trained door systems technician IMPORTANT SAFETY CHECK Test the Safety Reverse System after e Each adjustment of door arm lengt
15. outer trolley back away from the door about 2 5 cm Figures 1 2 and 3 Figure 1 e Fasten straight door arm section to outer trolley with the 5 16 x1 clevis pin Secure the connection with a ring fastener e Fasten curved section to the door bracket in the same way using the 5 16 x1 1 4 clevis pin Figure 2 e Bring arm sections together Find two pairs of holes that line up and join sections Select holes as far apart as possible to increase door arm rigidity Figure 3 Hole alignment alternative e If holes in curved arm are above holes in straight arm disconnect straight arm Cut about 6 15 cm from the solid end Reconnect to trolley with cut end down as shown Bring arm sections together e Find two pairs of holes that line up and join with bolts lock washers and nuts Pull the emergency release handle toward the opener at a 45 angle so that the trolley release arm is horizontal Proceed to Adjustment Step 1 page 23 Trolley will re engage automatically when opener is operated HARDWARE SHOWN ACTUAL SIZE Lock Washer 5 16 Clevis Pin 5 16 x1 1 4 Door Bracket Nut 5 16 18 Clevis Pin 5 16 x1 Trolley Ring Fastener Hex Bolt 5 16 18x7 8 21 Clevis Pin 5 16 x1 9000000000 Straight Door Arm Curved Ceusen POSA Figure 1 5 16 x1 1 4 Emergency Release Handle Bolts 5 16 18x7 8 5 16 18x7 8 Cut This End Figure 3
16. remote control have been factory set to a matching code which changes with each use randomly accessing over 100 billion new codes Your opener will operate with up to eight Security remote controls and one Security Keyless Entry System If you purchase a new remote or if you wish to deactivate any remote follow the instructions in the Programming section Activate your opener with any of the following The hand held Remote Control Hold the large push button down until the door starts to move The wall mounted control console Hold the push button or bar down until the door starts to move The Keyless Entry See Accessories If provided with your garage door opener it must be programmed before use See Programming When the opener is activated with the safety reversing sensor correctly installed and aligned 1 If open the door will close If closed it will open 2 If closing the door will reverse 3 If opening the door will stop 4 If the door has been stopped in a partially open position it will close 5 If obstructed while closing the door will reverse If the obstruction interrupts the sensor beam the opener lights will blink for five seconds 6 If obstructed while opening the door will stop 26 9 If one control force or travel limits is adjusted the other control may also need adjustment After ANY adjustments are made the safety reversal system MUST be tested Safety reversal syste
17. to prevent unraveling INSTALLATION STEP 10 Electrical Requirements To avoid installation difficulties do not run the opener at this time To reduce the risk of electric shock your garage door opener has a grounding type plug with a third grounding pin This plug will only fit into a grounding type outlet If the plug doesn t fit into the outlet you have contact a qualified electrician to install the proper outlet If permanent wiring is required by your local code refer to the following procedure To make a permanent connection through the 7 8 2 cm hole in the top of the motor unit e Remove the motor unit cover screws and set the cover aside Remove the attached 3 prong cord Connect the black line wire to the screw on the brass terminal the white neutral wire to the screw on the silver terminal and the ground wire to the green ground screw The opener must be grounded e Reinstall the cover To avoid installation difficulties do not run the opener at this time To prevent possible SERIOUS INJURY or DEATH from a falling garage door e f possible use emergency release handle to disengage trolley ONLY when garage door is CLOSED Weak or broken springs or unbalanced door could result in an open door falling rapidly and or unexpectedly e NEVER use emergency release handle unless garage doorway is clear of persons and obstructions e NEVER use handle to pull door open or closed If rope knot become
18. to wall and does not move 5 FLASHES Oe Symptom RPM Sensor Short travel 6 8 15 20 cm e Unplug unit to reset Try to operate motor unit check diagnostic code Possible RPM sensor e If it is still flashing 5 times and motor unit moves 6 8 15 20 cm replace failure Unplug to reset RPM sensor 31 PROGRAMMING NOTICE If this Security garage door opener is operated with a non rolling code remote control the technical measure in the receiver of the garage door opener which provides security against code theft devices will be circumvented The owner of the copyright in the garage door opener does not authorize the purchaser or supplier of the non rolling code remote control to circumvent that technical measure Your garage door opener has already been programmed at the factory to operate with your hand held remote control The door will open and close when you press the large push button Below are instructions for programming your opener to operate with additional Security remote controls To Add or Reprogram a Hand held Remote Control USING THE LEARN BUTTON USING THE MOTION DETECTING DOOR CONTROL CONSOLE 1 Press and release the learn button on the motor unit The learn indicator light will glow steadily for 30
19. white wires reversed broken or disconnected wires replace attach as needed e Disconnect all wires from back of motor unit Safety reversing sensors wire open broken or disconnected OR e Remove sensors from brackets and shorten sensor wires to 1 2 ft 30 60 cm from 2FLASHES back each of sensor e Reattach sending eye to motor unit using shortened wires If sending eye indicator Safety reversing sensors light glows steadily attach the receiving eye wire shorted or e Align sensors if the indicator lights glow replace the wires for the sensors If the black white wire reversed sensor indicator lights do not light replace the safety reversing sensors 3 FLASHES S Symptom LED is not lit on control console e Inspect control console wires for a short staple in wire replace as needed Control console or wire shorted e Disconnect wires at control console touch wires together If motor unit activates replace control console e If motor unit does not activate disconnect control console wires from motor unit Momentarily short across red and white terminals with jumper wire If motor unit activates replace control console wires 4 FLASHES SaR Symptom Sending indicator light glows steadily receiving indicator light is dim or flashing Safety reversing sensors e Realign receiving eye sensor clean lens and secure brackets slightly misaligned dim or flashing LED e Verify door track is firmly secured
20. 5 16 x1 1 2 lag screws not provided depending on your installation needs NOTE The door bracket may be installed on the top edge of the door if required for your installation Refer to the dotted line optional placement drawing ar Header Wall Finished Ceiling 2x4 Support Door Bracket Optional Placement of Door Bracket Vertical Centerline of Head La JEL L 5 j b gt HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIGHTWEIGHT GARAGE ALUMINUM STEEL DOORS WITH GLASS PANEL ETC NOT PROVIDED Garage Door DOORS FIBERGLASS HARDWARE SHOWN ACTUAL SIZE Self Threading Screw 1 4 14x5 8 Self Threading O Screw 1 4 14x5 8 Top of Door Inside Garage Top Edge of Door Optional Placement METAL DOOR Washer 5 16 Top of Door Top Edge of Door Optional Placement Carriage Bolt 5 16 x2 Not Provided WOOD DOOR y e For a door with no exposed framing or for the optional installation use lag screws 5 16 x1 1 2 Not Provided to fasten door bracket 20 INSTALLATION STEP 13 Connect Door Arm to Trolley Follow instructions which apply to your door type as illustrated below and on the following page SECTIONAL DOORS ONLY Make sure garage door is fully closed Pull the emergency release handle to disconnect the outer trolley from the inner trolley Slide the
21. Carton Inventory Your garage door opener is packaged in two cartons If anything is missing carefully check the packing which contain the motor unit and all parts illustrated material Parts may be stuck in the foam Hardware for below Accessories will depend on the model purchased installation is also listed below gt 2 Remote Control Visor Clip SECURITY ce 3 Button Remote Control Styrofoam Motion Detecting Battery Control Console Optional Belt Cap Retainer One Piece Rail 2 Conductor Bell Wire White amp White Red Door Bracket Header Bracket Curved Door Arm Section 2 2 2 2 2 2 2 2 2 QO QO 2 Safety Reversing Sensors 1 Sending Eye and 1 Receiving Eye fety Label with 2 Conductor White amp White Black eo Safety Sensor Bell Wire attached Literature Straight Door Bracket 2 Arm Section INSTALLATION HARDWARE Hex Bolt 5 16 18x7 8 4 Self Threading Screw 1 4 14x5 8 2 Hex Screw 8 x 3 8 2 Screw 6 32x1 2 Lag Screw 5 16 9x1 5 8 2 Insulated Staples 30 Lag Screw 5 16 18x1 7 8 2 Ring Fastener 3 Clevis Pin 5 16 x2 3 4 1 Dry Wall Anchors 2 Clevis Pin 5 16 x1 1 4 1 Rope Clevis Pin 5 16 x1 1 Handle Nut 5 16 18 4 Rail Grease Lock Washer 5 16 4 Carriage Bolt 1 4 20x1 2 2 Screw 6ABx1 1 4 2 Wing Nut 1 4 20 2 ASSEMBLY STEP 1 CAUTION Attach the Rail to the Motor Unit To avoid SERIOUS damage to opener ONLY use bolts
22. DOOR OR GARAGE DOOR HARDWARE INCLUDING BUT NOT LIMITED TO THE DOOR SPRINGS DOOR ROLLERS DOOR ALIGNMENT OR HINGES THIS LIMITED WARRANTY ALSO DOES NOT COVER ANY PROBLEMS CAUSED BY INTERFERENCE ANY SERVICE CALL THAT DETERMINES THE PROBLEM HAS BEEN CAUSED BY ANY OF THESE ITEMS COULD RESULT IN A FEE TO YOU UNDER NO CIRCUMSTANCES SHALL SELLER BE LIABLE FOR CONSEQUENTIAL INCIDENTAL OR SPECIAL DAMAGES ARISING IN CONNECTION WITH USE OR INABILITY TO USE THIS PRODUCT IN NO EVENT SHALL SELLER S LIABILITY FOR BREACH OF WARRANTY BREACH OF CONTRACT NEGLIGENCE OR STRICT LIABILITY EXCEED THE COST OF THE PRODUCT COVERED HEREBY NO PERSON IS AUTHORIZED TO ASSUME FOR US ANY OTHER LIABILITY IN CONNECTION WITH THE SALE OF THIS PRODUCT Some States do not allow the exclusion or limitation of consequential incidental or special damages so the above limitation or exclusion may not apply to you This limited warranty gives you specific legal rights and you may also have other rights which vary from state to state PEPE eee Eee eee eee eae elle eee eee eee el ele eel eeel ped ede fee fet ee fe ee ee eed ed eed eet fet ee fee eed ed ed ed ed ed peed e pee ee fee eed ed eed ee ee ee et fen ee ened ed eed ed pet fet fet ee fee ed ed eed ed eed eee fe fee fee Feed ed ed ee ee eC 2006 The Chamberlain Group Inc 114A3281 All Rights Reserved
23. The Chamberlain Group Inc CHAMBERLAIN 845 Larch Avenue m Elmhurst Illinois 60126 1196 aS a A www liftmaster com PROFESSIONAL cus SECURITY GARAGE DOOR OPENER Model 3850 For Residential Use Only Owner s Manual m Please read this manual and the enclosed safety materials carefully m Fasten the manual near the garage door after installation m The door WILL NOT CLOSE unless the Protector System is connected and properly aligned m Periodic checks of the opener are required to ensure safe operation m The model number label is located under the light lens on the left side panel of your opener TABLE OF CONTENTS Introduction 2 5 Safety symbol and signal word review 2 Preparing your garage door 2200005 3 Tools needed 000 cee ee 3 Planning wiiee a e ee at ee halal bP Sg 4 Carton inventory 0 0 cece eee 5 Hardware inventory 0 0 e eee eee 5 Assembly 6 7 Attach the rail to the motor unit 6 Set the belt tension 20 0 0 cee eee 6 Attach the belt cap retainer 004 7 Installation 7 22 Installation safety instructions 5 7 Determine the header bracket location 8 Install the header bracket 22000005 9 Attach the rail to the header bracket 10 Position the opener 2 0 e eee eee 11 Hang the opener 0c eee ee
24. Unit Assembly Parts KEY PART NO NO 41C76 41B4245 41B4375 3 41A6281 41A6282 41A6327 41A6328 41D794 41DB002 2 DESCRIPTION Belt cap and sprocket Line cord Terminal block with screws Wire harness kit Complete with Battery wires and plug Light socket wires and plug RPM passpoint wires with plug Motor with positioning sensor Receiver logic assembly 41A6231 410190 41D504 4 108D79 175B88 35 DESCRIPTION End panel with battery door and screw Transformer and harness Cover Light lens Light socket NOT SHOWN Battery kit ACCESSORIES 1702LM 915LM Outside Quick Release Required for a garage with NO access door Enables homeowner to open garage door manually from outside by disengaging trolley Extension Brackets Optional For safety sensor installation onto the wall or floor SECURITY Keyless Entry Enables homeowner to operate garage door opener from outside by entering a password on a specially designed keyboard Also can add a temporary password for visitors or service persons This temporary password can be limited to a programmable number of hours or entries Opener can be closed by pressing only the ENTER button if the one button close feature has been activated Garage Door Monitor Security for the largest door of your home Tells you if your garage door is open or closed Monitors up to 4 garage doors by adding additional sensor modules
25. be required You may find it helpful to refer back to this page and the accompanying illustrations as you proceed with the installation of your opener SECTIONAL DOOR INSTALLATION ENISHED CELING Qy Support bracket amp fastening hardware Ci is required Horizontal and vertical reinforcement See page 12 is needed for lightweight garage doors fiberglass steel aluminum door with glass panels etc See page 19 for details Header Wall ee SF i Extension en i A F Spring Re j N SEH SF Torsion pope A SS Access Vertical Door Centerline il of Door Resear Wall mounted Door Control P A Le A EET DO eee afety Reversing Sensor Gap between floor and bottom of door must not exceed 1 4 6 mm Safety Reversing Sensor FINISHED CEILING ONE PIECE DOOR WITHOUT TRACK Support bracket amp fastening hardware is required See page 12 Wall mounted Door Control Access l Door Access Door pp i Safety L ee Reversing Sensor See cap between floor and bottom of i pA Safety door must not exceed 1 4 6 mm eee Safety Reversing Sensor Gap between floor and bottom of door must not exceed 1 4 6 mm Safety Reversing Sensor Reversing Sensor
26. d position 7 Push the remote control or the door control Figure 3 This sets the DOWN close limit and should bring the door to the open position e If the opener is not stopping exactly where you would like it repeat steps 1 through 7 and program the limits again e When the unit stops in both the desired up open and down close positions proceed to Adjustment Steps 2 Setting the Force 23 4 amp WARNING Without a properly installed safety reversal system persons particularly small children could be SERIOUSLY INJURED or KILLED by a closing garage door e Incorrect adjustment of garage door travel limits will interfere with proper operation of safety reversal system e NEVER use force adjustments to compensate for a binding or sticking garage door e After ANY adjustments are made the safety reversal system MUST be tested Door MUST reverse on contact with 1 1 2 3 8 cm high object or 2x4 laid flat on floor CAUTION To prevent damage to vehicles be sure fully open door provides adequate clearance Figure 2 Indicator Light Q Push and hold until the door is at desired UP position Figure 3 Figure 4 Indicator Light C Push either button to stop door at desired e DOWN position ADJUSTMENT STEP 2 Setting the Force The force setting button is located on the left panel of the motor unit The
27. door should be level with the top of the motor unit Do not position the opener more than 4 10 cm above this point CAUTION To prevent damage to garage door rest garage door opener rail on 2x4 placed on top section of door 2x4 is used to determine Door the correct mounting height from ceiling Header Bracket Top of Motor Unit i Top of Door 2x4 is used to determine the correct mounting height from ceiling INSTALLATION STEP 5 Hang the Opener Three representative installations are shown Yours may be different Hanging brackets should be angled Figure 1 to provide rigid support On finished ceilings Figure 2 and Figure 3 attach a sturdy metal bracket to structural supports before installing the opener This bracket and fastening hardware are not provided 1 Remove foam packaging Measure the distance from each side of the motor unit to the structural support 2 Cut both pieces of the hanging bracket to required lengths 3 Drill 3 16 pilot holes in the structural supports 4 Attach one end of each bracket to a support with 5 16 18x1 7 8 lag screws 5 Fasten the opener to the hanging brackets with 5 16 18x7 8 hex bolts lock washers and nuts 6 Check to make sure the rail is centered over the door or in line with the header bracket if the bracket is not
28. e 12 Install the control console 22 0005 13 Install the battery backup optional 14 Install the lights 1 0 0 0 cece eee 14 Attach the emergency release rope and handle 15 Electrical requirements 000 eee eee eee 15 Install the Protector System Safety Sensors 16 18 Fasten the door bracket 005 19 20 Connect door arm to trolley 04 21 22 INTRODUCTION Safety Symbol and Signal Word Review Adjustment 23 25 Program the travel limits 2 005 23 Setting the force 0 0 cee eee 24 Test the safety reversal system 000 25 Test the Protector System Safety Sensors 25 Operation 26 31 Operation safety instructions 04 26 Using your garage door opener 26 Using the wall mounted control console 27 To open the door manually 0000 27 Battery Backup optional 00 000 28 Care of your garage door opener 4 29 Having a problem Troubleshooting 30 Diagnostic chart 0 cee eee 31 Programming 32 33 To add or reprogram a hand held remote control 32 To erase all codes from motor unit memory 32 3 Button remotes 0000 0c eee eee 32 To add reprogram or change a Keyless Entry PIN 33 Repair Parts 34 35 Rail assembly parts 0 0 00 c eee eee 34
29. e wall Make sure the arrow is pointing toward the wall The bracket can be mounted flush against the ceiling when clearance is minimal Mark the side holes Drill 3 16 pilot holes and fasten bracket securely to a structural support with the hardware provided Ceiling Mounting Holes The nail hole is for positioning only You must use lag screws to mount the header bracket Center the bracket on the vertical mark no more than CEILING MOUNX ONLY Wall Mounting Holes The nail hole is for positioning only You must use lag screws to mount the header bracket Optional V Wall Mounting Holes Vertical Centerline of Garage Door Header Wall gt Lag Screws 5 16 9x1 5 8 2x4 Header Structural Bracket Support oa a P Door Spring 1A a Fai Horizontal Line i Garage Door 7 al Highest Point of i Garage Door Travel Vertical Centerline of Garage Door Ue Finished Ceiling ee Be se Vertical w a Bee 2 2 Header Centerline Bracket Of Garage Door AS 2 DD Header Wall Garage Door Centerline of Garage Door INSTALLATION STEP 3 Attach the Rail to the Header Bracket e Position the opener on the garage floor below the header bracket Use packing material as a protective aa base NOTE If the door spring is in the way you ll Header need help Have someone hold the opener securely ae on a tempo
30. emote or keyless entry you wish to use To Add Reprogram or Change a Keyless Entry PIN NOTE Your new Keyless Entry must be programmed to operate your garage door opener USING THE MOTION DETECTING DOOR CONTROL CONSOLE USING THE LEARN BUTTON a 1 Press and release the learn button on motor unit The learn indicator light will glow steadily for 30 seconds 2 Within 30 seconds enter a four digit personal identification number PIN of your choice on the keypad Then press and hold the ENTER button 3 Release the button when the motor unit lights blink It has learned the code If light bulbs are not installed two clicks will be heard To change an existing known PIN If the existing PIN is known it may be changed by one person without using a ladder 1 Press the four buttons for the present PIN then press and hold the button The opener light will blink twice Release the button 2 Press the new 4 digit PIN you have chosen then press Enter The motor unit lights will blink once when the PIN has been learned Test by pressing the new PIN then press Enter The door should move To set a temporary PIN You may authorize access by visitors or service people with a temporary 4 digit PIN After a programmed number of hours or number of accesses this temporary PIN expires a
31. fully measure and place right and left assemblies at the same distance out from the wall Be sure all door hardware obstructions are cleared e Fasten to the floor with concrete anchors as shown HARDWARE SHOWN ACTUAL SIZE m QP Wing Nut 1 4 20 Carriage Bolt 1 4 20x1 2 Staples Figure 1 Figure 2 Figure 3 DOOR TRACK MOUNT RIGHT SIDE Indicator WALL MOUNT RIGHT SIDE Fasten Wood Block to Wall with Lag Screws Not Provided Indicator Light Sensor Bracket Lag Screws Not Provided WALL MOUNT RIGHT SIDE Extension Bracket See Accessories Provided with Extension Bracket Sensor Provided with Ye Bracket Extension y Bracket Indicator Lens Light Figure 4 FLOOR MOUNT RIGHT SIDE Attach with Concrete Anchors Not Provided Indicator Bracket MOUNTING AND WIRING THE SAFETY REVERSING SENSORS e Slide a 1 4 20x1 2 carriage bolt head into the slot on each sensor Use wing nuts to fasten sensors to brackets with lenses pointing toward each other across the door Be sure the lens is not obstructed by a bracket extension Figure 5 Finger tighten the wing nuts e Run the wires from both sensors to the opener Use insulated staples to secure wire to wall and ceiling e Strip 7 16 11 mm of insulation from each set of wires Separate white and white black wires sufficientl
32. h limits or force controls e Any repair to or adjustment of the garage door including springs and hardware e Any repair to or buckling of the garage floor e Any repair to or adjustment of the opener ADJUSTMENT STEP 4 Test The Protector System Safety Sensors e Press the remote control push button to open the door e Place the opener carton in the path of the door e Press the remote control push button to close the door The door will not move more than an inch 2 5 cm and the opener lights will flash The garage door opener will not close from a remote if the indicator light in either sensor is off alerting you to the fact that the sensor is misaligned or obstructed If the opener closes the door when the safety reversing sensor is obstructed and the sensors are no more than 6 15 cm above the floor call for a trained door systems technician 25 4 amp WARNING Without a properly installed safety reversal system persons particularly small children could be SERIOUSLY INJURED or KILLED by a closing garage door e Safety reversal system MUST be tested every month e After ANY adjustments are made the safety reversal system MUST be tested 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 4 WARNING Wi
33. hen be raised and lowered manually as often as Emergency necessary To disengage the p lockout feature pull the handle Bown and Back E straight down The trolley will reconnect on the next UP or DOWN operation either manually or by using the control console or remote LOCKOUT POSITION Battery Backup Optional OPERATING INSTRUCTIONS 1 Test the installed battery with the motor unit To test the battery disconnect the motor unit power cord from the electrical outlet A solid orange LED indicates the battery is operating on battery power e A flashing orange LED with beep indicates the unit is operating on battery power and that the battery charge is low e To test the battery is functioning properly open and close the garage door e Re connect the motor unit power cord back into the electrical outlet e Verify that the green LED is flashing on the BBU indicates that the battery is now charging e Test completed 2 Charge the battery e Battery will take 24 to 48 hours to fully charge A fully charged battery supplies 12V DC to the motor unit for one to two days of normal operation during an electrical power outage If the battery voltage drops too low the batteries will disconnect and the motor unit will no longer operate under battery power After the electrical power has been restored the battery will recharge within 48 hours Under normal usage batteries will last 3 to 5 years To obtain ma
34. hey could be caught in garage door or opener mechanisms 9 Install wall mounted garage control console e within sight of the garage door e out of reach of children at minimum height of 5 feet 1 5 m e away from ALL moving parts of the door Place entrapment warning label on wall next to garage control console Place manual release safety reverse test label in plain view on inside of garage door Upon completion of installation test safety reversal system Door MUST reverse on contact with a 1 1 2 3 8 cm high object or a 2x4 laid flat on the floor To avoid SERIOUS PERSONAL INJURY or DEATH from electrocution disconnect ALL electric and battery power BEFORE performing ANY service or maintenance INSTALLATION STEP 1 Determine the Header Bracket Location 4 amp WARNING To prevent possible SERIOUS INJURY or DEATH e Header bracket MUST be RIGIDLY fastened to structural support on header wall or ceiling otherwise garage door might not reverse when required DO NOT install header bracket over drywall e Concrete anchors MUST be used if mounting header bracket or 2x4 into masonry e NEVER try to loosen move or adjust garage door springs cables pulleys brackets or their hardware all of which are under EXTREME tension e ALWAYS call a trained door systems technician if garage door binds sticks or is out of balance An unbalanced garage door might not reverse when required Installation procedu
35. hree holes in mounting plate Attach with 8x3 8 hex screws provided You have now finished assembling your garage door opener Please read the following warnings before proceeding to the installation section HARDWARE SHOWN ACTUAL SIZE 000000 Hex Screw 8x3 8 INSTALLATION 4 amp WARNING To avoid possible SERIOUS INJURY to fingers from moving garage door opener e ALWAYS keep hand clear of belt pulley while operating opener e Securely attach belt pulley cover BEFORE operating 8x3 8 Hex Screws Belt Cap Retainer IMPORTANT INSTALLATION INSTRUCTIONS A amp WARNING To reduce the risk of SEVERE INJURY or DEATH READ AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS Install garage door opener ONLY on properly balanced and lubricated garage door An improperly balanced door may not reverse when required and could result in SEVERE INJURY or DEATH ALL repairs to cables spring assemblies and other hardware MUST be made by a trained door systems technician BEFORE installing opener Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing opener to avoid entanglement Install garage door opener 7 feet 2 1 m or more above floor Mount emergency release handle 6 feet 1 8 m above floor NEVER connect garage door opener to power source until instructed to do so NEVER wear watches rings or loose clothing while installing or servicing opener T
36. ice contact your local LIFTMASTER CHAMBERLAIN dealer Look for him in the Yellow Pages or call our Service number for a SERVICE INFORMATION TOLL FREE NUMBER list of dealers in your area 1 800 528 2817 ele ee elelee ee ee ele ele elle eel ele ee eee ee ele eee ee ele eee eee eee ee ee eee pete el fel ele eee eee LIFTMASTER FIVE YEAR LIMITED WARRANTY LIFETIME MOTOR AND BELT LIMITED WARRANTY The Chamberlain Group Inc Seller warrants to the first retail purchaser of this product for the residence in which this product is originally installed that it is free from defect in materials and or workmanship for a period of 60 full months from the date of purchase and that the motor and belt are free from defect in materials and or workmanship for a period of the lifetime of the product The proper operation of this product is dependent on your compliance with the instructions regarding installation operation maintenance and testing Failure to comply strictly with those instructions will void this limited warranty in its entirety If during the limited warranty period this product appears to contain a defect covered by this limited warranty call 1 800 528 2817 toll free before dismantling this product Then send this product pre paid and insured to our service center for warranty repair You will be advised of shipping instructions when you call Please include a brief description of the problem and a dated proof of purchase recei
37. is accompanied by a beep sounding every 30 seconds please call for service To obtain maximum battery life and prevent damage also disconnect the battery if you unplug the motor unit while on vacation or any other extended period of time Care of Your Opener MAINTENANCE SCHEDULE Once a Month e Manually operate door If it is unbalanced or binding call a trained door systems technician e Check to be sure door opens amp closes fully Adjust limits and or force if necessary See pages 23 and 24 e Repeat the safety reverse test Make any necessary adjustments See Adjustment Step 3 Once a Year e Oil door rollers bearings and hinges The opener does not require additional lubrication Do not grease the door tracks 29 THE REMOTE CONTROL BATTERY 4 amp WARNING To prevent possible SERIOUS INJURY or DEATH e NEVER allow small children near batteries e f battery is swallowed immediately notify doctor The lithium battery should produce power for up to 5 years To replace battery use the visor clip or screwdriver blade to pry open the case as shown Insert battery positive side up Dispose of old battery properly NOTICE To comply with FCC and or Industry Canada IC rules adjustment or modifications of this receiver and or remote control are prohibited except for changing the code setting or replacing the battery THERE ARE NO OTHER USER SERVICEABLE PARTS Tested to Comply with FCC Standard
38. k or specialty light bulbs e DO NOT use halogen bulbs Use ONLY incandescent e Press the release tabs on both sides of lens Gently rotate lens back and downward until the lens hinge is in the fully open position Do not remove the lens Install up to a 100 watt maximum light bulb in each socket The lights will turn ON and remain lit for approximately 4 1 2 minutes when power is connected Then the lights will turn OFF Reverse the procedure to close the lens e If the bulbs burn out prematurely due to vibration Sandera lgu JO replace with a Garage Door Opener bulb NOTE Use only standard light bulbs The use of short Release Tab neck or speciality light bulbs may overheat the endpanel ra or light socket Lens 100 Watt Max Hinge Standard Light Bulb INSTALLATION STEP 9 Attach the Emergency Release Rope and Handle e Thread one end of the rope through the hole in the top of the red handle so NOTICE reads right side up as shown Secure with an overhand knot at least 1 2 5 cm from the end of the rope to prevent slipping Thread the other end of the rope through the hole in the release arm of the outer trolley e Adjust rope length so the handle is 6 feet 1 8 m above the floor Ensure that the rope and handle clear the tops of all vehicles to avoid entanglement Secure with an overhand knot NOTE If it is necessary to cut the rope heat seal the cut end with a match or lighter
39. lso turn on when someone walks through the open garage door With a Motion Detecting Door Control Console this feature may be turned off as follows With the opener lights off press and hold the light button for 10 seconds until the light goes on then off again To restore this feature start with the opener lights on then press and hold the light button for 10 seconds until the light goes off then on again Using the Wall Mounted Door Control THE MOTION DETECTING CONTROL CONSOLE Press the push bar to open or close the door Press again to reverse the door during the closing cycle or to Push Shc eae x Button stop the door while it s opening This door control contains a motion detector that will automatically turn on the light when it detects a person entering the garage This feature can be easily turned off for extended work light use Light feature Press the Light button to turn the opener light on or off It will not control the opener lights when the door is in motion If you turn it on and then activate the opener the light will remain on for 4 1 2 minutes Press again to turn it off sooner The 4 1 2 minute interval can be changed to 1 1 2 2 1 2 or 3 1 2 minutes as follows Press and hold the Lock button until the light blinks about 10 seconds A single blink indicates that the timer is reset to 1 1 2 minutes Repeat the procedure and the light will blink twice resetting the timer to 2 1 2 minutes Repeat again
40. m MUST be tested every month Garage door MUST reverse on contact with 1 1 2 high 3 8 cm high object or a 2x4 laid flat on the floor ALWAYS KEEP GARAGE DOOR PROPERLY BALANCED see page 3 An improperly balanced door may not reverse when required and could result in SEVERE INJURY or DEATH ALL repairs to cables spring assemblies and other hardware all of which are under EXTREME tension MUST be made by a trained door systems technician To avoid SERIOUS PERSONAL INJURY or DEATH from electrocution disconnect ALL electric and battery power BEFORE performing ANY service or maintenance SAVE THESE INSTRUCTIONS 10 11 12 7 If fully open the door will not close when the beam is broken The sensor has no effect in the opening cycle If the sensor is not installed or is misaligned the door won t close from a hand held remote However you can close the door with the Control Console the Outside Keylock or Keyless Entry if you activate them until down travel is complete If you release them too soon the door will reverse The opener lights will turn on under the following conditions when the opener is initially plugged in when power is restored after interruption when the opener is activated They will turn off automatically after 4 1 2 minutes or provide constant light when the Light feature on the Door Control is activated Bulb size is 100 watts maximum Security light feature Lights will a
41. mounted in top of motor unit To avoid installation difficulties do not run the garage door opener until instructed to do so e Remove the two washered bolts mounted on top of Washered eA Motor Unit Belt Pulley motor unit 5 16 18x1 2 e Align rail and styrofoam over belt pulley Cut tape from rail chain and styrofoam e REMOVE STYROFOAM e Insert both washered bolts through the rail into the motor unit Tighten bolts securely Use only these bolts Use of any other bolts will cause serious damage to door opener e Position belt over the motor unit belt pulley USE ONLY THIS TYPE AND SIZE BOLT Rail Hole ASSEMBLY STEP 2 Set the Belt Tension By hand thread the spring trolley nut on the threaded shaft until it is finger tight against the trolley Figure 1 Do not use any tools e Insert a screwdriver tip into one of the nut ring slots and brace it firmly against the trolley Figure 2 e Place a 7 16 open end wrench on the square end Rotate about 1 4 turn until the spring releases and snaps the nut ring against the trolley Figure 3 This extends the spring for optimum belt tension Figure 1 Trolley Threaded Trolley WW AFTER RELEASE e 1 1 4 3 18 cm _ BEFORE Figure 2 1 2 5 cm Figure 3 ASSEMBLY STEP 3 Attach the Belt Cap Retainer e Position the belt cap retainer over the motor unit belt pulley so the three holes in cap align with the t
42. nd limit settings is normal Weather conditions in particular can affect door travel e Manually check door for balance or any binding problems e Refer to Adjustment Step 2 Setting the Force 4 My door reverses for no apparent reason after fully closing and touching the floor Repeat safety reverse test after adjustments to force or travel limits The need for occasional adjustment for the force and limit settings is normal Weather conditions in particular can affect door travel e Refer to Adjustment Step 1 Program the Travel Limits Decrease down travel 5 My lights will not turn off when door is open e The garage door opener is equipped with a security light feature This feature activates the light on when the safety reversing sensor beam has been obstructed Refer to Operation section Using the Wall Mounted Control Console Light Feature sme J Diagnostics Located On Motor Uni Diagnostic LED Safety Reversing Sensor Sending Eye Safety Reversing Sensor Amber Indicator Light Receiving Eye Safety Reversing Sensor Green Indicator Light 6 My motor unit hums briefly e First verify that the trolley is against the stop bolt e Release the door from the opener by pulling the Emergency Release Rope e Manually bring the door to a closed position
43. nd will no longer open the door It can be used to close the door even after it has expired To set a temporary PIN 1 Press the four buttons for your personal entry PIN not the last temporary PIN then press and hold the button The opener light will blink three times Release the button 33 NOTE This method requires two people if the Keyless Entry is already mounted outside the garage Enter a four digit personal identification number PIN of your choice on the keypad Then press and hold ENTER 2 While holding the ENTER button press and hold the LIGHT button on the Motion Detecting Door Control Console 3 Continue holding the ENTER and LIGHT buttons while you press the push bar on the Motion Detecting Door Control Console all three buttons are held 4 Release buttons when the motor unit lights blink It has learned the code If a o light bulbs are not installed two clicks _ will be heard i 2 Press the temporary 4 digit PIN you have chosen then press Enter The opener light will blink four times 3 To set the number of hours this temporary PIN will work press the number of hours up to 255 then press OR 3 To set the number of times this temporary PIN will work press the number of times up to 255 then press The opener light will blink once when the temporary PIN has been lear
44. ndicator light If an obstruction breaks the light beam while the door is closing the door will stop and reverse to full open position and the opener lights will flash 10 masonry construction add a piece of wood at each times location to avoid drilling extra holes in masonry if The units must be installed inside the garage so that the repositioning is necessary sending and receiving eyes face each other across the door no more than 6 15 cm above the floor Either can be installed on the left or right of the door as long as the sun never shines directly into the receiving eye lens The mounting brackets are designed to clip onto the track of sectional garage doors without additional hardware If it is necessary to mount the units on the wall the brackets must be securely fastened to a solid surface such as the wall framing Extension brackets see accessories are available if needed If installing in The invisible light beam path must be unobstructed No part of the garage door or door tracks springs hinges rollers or other hardware may interrupt the beam while the door is closing Safety Reversing Sensor Invisible Light Beam Safety Reversing Sensor 6 15 cm max Protection Area 6 15 cm max above floor above floor Facing the door from inside the garage INSTALLING THE BRACKETS Be sure power to the opener is disconnected Install
45. ned Test by pressing the four buttons for the temporary PIN then press Enter The door should move If the temporary PIN was set to a certain number of openings remember that the test has used up one opening To clear the temporary password repeat steps 1 3 setting the number of hours or times to 0 in step 3 REPAIR PARTS Rail Assembly Parts Go N Q 7 5 KEY PART NO NO DESCRIPTION 4A1008 Master link kit 41B5424 Belt pulley bracket 41B3869 1 Complete trolley assembly 109B33 Trolley clip 2777BD One piece rail 41A5434 11 Full belt assembly 41B4103 Tensioner assembly 83A11 2 Rail grease ANoahWD Installation Parts KEY PART NO NO DESCRIPTION 98LM Motion detecting door control console 373LM 3 Button remote control 10A20 3V2032 Lithium battery 29B137 Remote control visor clip 41A2828 Emergency release rope and handle assembly 41B4494 1 2 Conductor bell wire white amp white red 41A5047 1 Door bracket w clevis pin amp fastener 41A4353 1 Header bracket w clevis pin amp fastener 41A5034 Safety sensor kit receiving and sending eyes with 3 9 m 2 conductor bell wire 178B34 Straight door arm section 178B35 Curved door arm section 41A5266 1 Safety sensor brackets 2 485LM Battery NOT SHOWN 41A2770 5 Installation hardware bag includes hardware listed on page 5 114A3281 Owner s manual 114A3281SP Owner s manual Spanish egg ggeg8nes8 34 Motor
46. pt with any product returned for warranty repair Products returned to Seller for warranty repair which upon receipt by Seller are confirmed to be defective and covered by this limited warranty will be repaired or replaced at Seller s sole option at no cost to you and returned pre paid Defective parts will be repaired or replaced with new or factory rebuilt parts at Seller s sole option ALL IMPLIED WARRANTIES FOR THE PRODUCT INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED IN DURATION TO THE FIVE YEAR LIMITED WARRANTY PERIOD SET FORTH ABOVE EXCEPT THE IMPLIED WARRANTIES WITH RESPECT TO THE MOTOR AND BELT WHICH ARE LIMITED IN DURATION TO THE LIFETIME LIMITED WARRANTY PERIOD FOR THE MOTOR AND BELT AND NO IMPLIED WARRANTIES WILL EXIST OR APPLY AFTER SUCH PERIOD Some States do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you THIS LIMITED WARRANTY DOES NOT COVER NON DEFECT DAMAGE DAMAGE CAUSED BY IMPROPER INSTALLATION OPERATION OR CARE INCLUDING BUT NOT LIMITED TO ABUSE MISUSE FAILURE TO PROVIDE REASONABLE AND NECESSARY MAINTENANCE UNAUTHORIZED REPAIRS OR ANY ALTERATIONS TO THIS PRODUCT LABOR CHARGES FOR REINSTALLING A REPAIRED OR REPLACED UNIT REPLACEMENT OF BATTERIES AND LIGHT BULBS OR UNITS INSTALLED FOR NON RESIDENTIAL USE THIS LIMITED WARRANTY DOES NOT COVER ANY PROBLEMS WITH OR RELATING TO THE GARAGE
47. ral Supports CD Header Wall i 2 5cm Track po Highest Point of Travel HA Door Ho Sectional door with curved track Header Wall 8 20 cm Hardware Header Wall Track P28 5 om Highest Point of Travel One piece door with horizontal track Highest Point Of Travel Pivot One piece door without track jamb hardware One piece door without track pivot hardware INSTALLATION STEP 2 Install the Header Bracket You can attach the header bracket either to the wall above the garage door or to the ceiling Follow the instructions which will work best for your particular requirements Do not install the header bracket over drywall If installing into masonry use concrete anchors not provided WALL HEADER BRACKET INSTALLATION e Center the bracket on the vertical centerline with the bottom edge of the bracket on the horizontal line as shown with the arrow pointing toward the ceiling e Mark the vertical set of bracket holes do not use the holes designated for ceiling mount Drill 3 16 pilot holes and fasten the bracket securely to a structural support with the hardware provided HARDWARE SHOWN ACTUAL SIZE Lag Screw 5 16 9x1 5 8 CEILING HEADER BRACKET INSTALLATION e Extend the vertical centerline onto the ceiling as shown 6 15 cm from th
48. rary support to allow the rail to clear Belt Pulley the spring racka e Position the rail bracket against the header bracket e Align the bracket holes and join with a clevis pin as shown Insert a ring fastener to secure Ring Fastener Header Bracket Clevis Pin 5 16 x2 3 4 Belt Pulley Bracket Garage Door Temporary Support HARDWARE SHOWN ACTUAL SIZE COC 93 O Clevis Pin 5 16 x2 3 4 Ring Fastener INSTALLATION STEP 4 Position the Opener Follow instructions which apply to your door type as illustrated SECTIONAL DOOR OR ONE PIECE DOOR WITH TRACK A 2x4 laid flat is convenient for setting an ideal door to rail distance e Raise the opener onto a stepladder You will need help at this point if the ladder is not tall enough e Open the door all the way and place a 2x4 laid flat on the top section beneath the rail e If the top section or panel hits the trolley when you raise the door pull down on the trolley release arm to disconnect inner and outer sections Slide the outer trolley toward the motor unit The trolley can remain disconnected until Installation Step 12 is completed Trolley Release Arm ENGAGED RELEASED ONE PIECE DOOR WITHOUT TRACK e With the door fully open and parallel to the floor measure the distance from the floor to the top of the door Using a stepladder as a support raise the top of the opener to this height The top of the
49. res vary according to garage door types Follow the instructions which apply to your door 1 Close the door and mark the inside vertical centerline of the garage door 2 Extend the line onto the header wall above the door You can fasten the header bracket within 4 feet 1 22 m of the left or right of the door center only if a torsion spring or center bearing plate is in the way or you can attach it to the ceiling see page 9 when clearance is minimal It may be mounted on the wall upside down if necessary to gain approximately 1 2 1 cm If you need to install the header bracket on a 2x4 on wall or ceiling use lag screws not provided to securely fasten the 2x4 to structural supports as shown here and on page 9 3 Open your door to the highest point of travel as shown Draw an intersecting horizontal line on the header wall above the high point e 2 5 cm above the high point for sectional door and one piece door with track e 8 20 cm above the high point for one piece door without track This height will provide travel clearance for the top edge of the door NOTE If the total number of inches exceeds the height available in your garage use the maximum height possible or refer to page 9 for ceiling installation Unfinished Ceiling OPTIONAL CEILING Header Wall fa Saas D E 22E ANID optional MOUNT HEADER BRACKET Vertical Centerline of Garage Door Structu
50. ric power to the opener e A short in the white or white black wires These can occur at staples or at opener connections e Incorrect wiring between sensors and opener e A broken wire 2 If the sending eye indicator light glows steadily but the receiving eye indicator light doesn t e Check alignment e Check for an open wire to the receiving eye 3 If the receiving eye indicator light is dim realign either sensor NOTE When the invisible beam path is obstructed or misaligned while the door is closing the door will reverse If the door is already open it will not close The opener lights will blink 10 times See page 16 Connect Wire to NN Quick Connect Terminals 7 7 7 ae Strip wire 7 16 11 mm 1746 11 mm Twist like colored wires together Insert into appropriate terminals Red White Grey Quick Connect Terminals INSTALLATION STEP 12 Fasten the Door Bracket Follow instructions which apply to your door type as illustrated below or on the following page A horizontal reinforcement brace should be long enough to be secured to two or three vertical supports A vertical reinforcement brace should cover the height of the top panel Figure 1 shows one piece of angle iron as the horizontal brace For the vertical brace 2 pieces of angle iron are used to create a U shaped support The best solution is to check with your garage door manufacturer for an opener installation
51. s FOR HOME OR OFFICE USE Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Having a Problem Troubleshooting NOTE Always unplug battery prior to troubleshooting 1 My door will not close and the light bulbs blink on my motor unit The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in the down direction e Verify the safety reversing sensors are properly installed aligned and free of any obstructions Refer to Installation Step 10 Install The Protector System e Check diagnostic LED for flashes on the motor unit then refer to the Diagnostic Chart on the following page 2 My remotes will not activate the door e Verify your Motion Detecting Control Console does not display Lock Mode If it does deactivate the Lock Mode following the instructions for Using the Motion Detecting Control Console e Reprogram remotes following the programming instructions Refer to Programming e If remote will still not activate your door check diagnostic LED for flashes on motor unit then refer to Diagnostic Chart on the following page 3 My door reverses for no apparent reason Repeat safety reverse test after adjustments to force or travel limits The need for occasional adjustment for the force a
52. s untied you could fall Emergency Release Handle Knot A WARNING To prevent possible SERIOUS INJURY or DEATH from electrocution or fire e Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance e Garage door installation and wiring MUST be in compliance with ALL local electrical and building codes e NEVER use an extension cord 2 wire adapter or change plug in ANY way to make it fit outlet Be sure the opener is grounded PERMANENT WIRING CONNECTION Ground Tab Green Ground Screw Ground Wire White Wire Black Wire INSTALLATION STEP 11 4 amp WARNING Install The Protector System Be sure power is NOT connected to the garage door opener BEFORE installing the safety reversing sensor To prevent SERIOUS INJURY or DEATH from a closing The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in the down direction garage door e Correctly connect and align the safety reversing sensor IMPORTANT INFORMATION ABOUT This required safety device MUST NOT be disabled THE SAFETY REVERSING SENSOR e Install the safety reversing sensor so beam is NO HIGHER When properly connected and aligned the sensor will than 6 15 cm above garage floor detect an obstacle in the path of its electronic beam The sending eye with an amber indicator light transmits an invisible light beam to the receiving eye with a green i
53. seconds Press and hold the button on the hand held remote that you wish to T operate your garage door 2 While holding the remote button press 2 Within 30 seconds press and hold the and hold the LIGHT button on the button on the hand held remote that Motion Detecting Door Control you wish to operate your garage door OY Console 3 Continue holding both buttons while 3 Release the button when the motor you press the push bar on the Motion unit lights blink It has learned the a ae Detecting Door Control Console all code If light bulbs are not installed three buttons are held two clicks will be heard S 4 Release buttons when the motor unit 7 lights blink It has learned the code If S light bulbs are not installed two clicks _ 7 will be heard To Erase All Codes From Motor 3 Button Remotes Unit Memory If provided with your garage door opener the large button To deactivate any unwanted remote first KY is factory programmed to operate it Additional buttons on erase all codes any Security 3 button Press and hold the learn button on motor remote or mini remote can A unit until the learn indicator light goes out be programmed to operate approximately 6 seconds All previous other Security garage codes are now erased Reprogram each door openers r
54. surface must be smooth and flat If installing into drywall Figure 1 drill 5 32 holes and use anchors provided For pre wired installations as in new home construction it may be mounted to a single gang box Figure 2 NOTE After installation a green indicator light behind the cover will indicate proper connection If not lit the Lock and Light features will not function reverse wires to correct Strip 7 16 11 mm of insulation from one end of bell wire and connect to the two screw terminals on back of control console by color white wire to 2 and white red wire to the 1 Figure 3 2 Remove white cover by gently prying at slot in top of the cover with a small flat head screwdriver Fasten with 6ABx1 1 4 self tapping screws drywall installation or 6 32x1 machine screws into gang box as follows e Drill and install bottom screw allowing 1 8 3 mm to protrude above wall surface e Position bottom of control console on screw head and slide down to secure Adjust screw for snug fit e Install top screw with care to avoid cracking plastic housing Do not overtighten e Insert top tabs and snap on cover NOTE The push bar may stick if the control console is not mounted on a smooth surface If a click is not heard when pressing the push bar loosen the two mounting screws or relocate the control console to a smoother surface 3 Standard installation only Run bell wire up wall and across ceiling to motor uni
55. t Use insulated staples to secure wire in several places Do not pierce wire with a staple creating a short or open circuit 4 Strip 7 16 11 mm of insulation from end of bell wire Connect bell wire to the quick connect terminals as follows white to white and white red to red NOTE When connecting multiple control consoles to the opener twist same color wires together Insert wires into quick connect holes white to white and red white to red 5 Use tacks or staples to permanently attach entrapment warning label to wall near control console and manual release safety reverse test label in a prominent location on inside of garage door NOTE DO NOT connect the power and operate the opener at this time The trolley will travel to the full open position but will not return to the close position until the sensor beam is connected and properly aligned To prevent possible SERIOUS INJURY or DEATH from electrocution e Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance e Connect ONLY to 24 VOLT low voltage wires To prevent possible SERIOUS INJURY or DEATH from a closing garage door e Install control console within sight of garage door out of reach of children at a minimum height of 5 feet 1 5 m and away from ALL moving parts of door e NEVER permit children to operate or play with control console push buttons or remote controls e Activate door ONLY when it can be seen clearly
56. thout a properly installed safety reversing sensor persons particularly small children could be SERIOUSLY INJURED or KILLED by a closing garage door JE pot gt M iM i ec a Safety Reversing Sensor Safety Reversing Sensor OPERATION IMPORTANT SAFETY INSTRUCTIONS A amp WARNING To reduce the risk of SEVERE INJURY or DEATH READ AND FOLLOW ALL WARNINGS AND INSTRUCTIONS ALWAYS keep remote controls out of reach of children NEVER permit children to operate or play with garage control console push buttons or remote controls ONLY activate garage door when it can be seen clearly it is properly adjusted and there are no obstructions to door travel ALWAYS keep garage door in sight until completely closed NO ONE SHOULD CROSS THE PATH OF THE MOVING DOOR NO ONE SHOULD GO UNDER A STOPPED PARTIALLY OPEN DOOR If possible use emergency release handle to disengage trolley ONLY when garage door is CLOSED Weak or broken springs or unbalanced door could result in an open door falling rapidly and or unexpectedly NEVER use emergency release handle unless garage doorway is clear of persons and obstructions NEVER use handle to pull garage door open or closed If rope knot becomes untied you could fall Using Your Garage Door Opener Your Security opener and hand held
57. x5 8 CAUTION Fiberglass aluminum or lightweight steel garage doors WILL REQUIRE reinforcement BEFORE installation of door bracket Contact your door manufacturer for reinforcement kit Bracket Location HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIGHTWEIGHT GARAGE DOORS FIBERGLASS ALUMINUM STEEL DOORS WITH GLASS PANEL ETC NOT PROVIDED We Y Vertical Centerline of Garage Door Figure 1 Vertical Not Provided Reinforcement Vertical Reinforcement Bolt 5 16 18x2 O Bracket y Lock Washer 0 546 Nut 5 16 18 Self Threading Screw 1 4 14x5 8 Figure 2B Figure 2A Not Provided nside Edge of Door or as Reinforcement Board Bolt 5 16 x2 gt Vertical Centerline of Garage Door of Garage yw Door Bs f PA Screw 1 4 14x5 8 Figure 4 Figure 3 ONE PIECE DOORS Please read and comply with the warnings and reinforcement instructions on the previous page They apply to one piece doors also e Center the door bracket on the top of the door in line with the header bracket as shown Mark either the left and right or the top and bottom holes e Metal Doors Drill 3 16 pilot holes and fasten the bracket with the 1 4 14x5 8 self threading screws provided e Wood Doors Drill 5 16 holes and use 5 16 x2 carriage bolts lock washers and nuts not provided or
58. ximum battery life and prevent damage disconnect the battery when motor unit is unplugged for an extended period of time NOTE Door operation may be limited until battery is fully charged The motor unit s lights will not turn on during battery mode 28 A WARNING To reduce the risk of FIRE or INJURY to persons e Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance e Use only LiftMaster part 485LM for replacement battery e Do NOT dispose of battery in fire Battery may explode Check with local codes for disposal instructions Battery Status LED NOTE LED is most visible with worklight off GREEN LED All systems are normal e A solid LED light indicates the battery is fully charged e A flashing LED indicates the battery is being charged NOTE Battery do not have to be fully charged to operate the motor unit ORANGE LED The motor unit has lost power and is operating off of the battery e A solid LED with beep sounding approximately every 2 seconds indicates the motor unit is activating the door and is operating off of the battery e A flashing LED with beep sounding every 30 seconds indicates battery is low e Once the power is restored the battery will recharge This is indicated by a flashing green LED RED LED e If a red LED remains on when the power is restored and
59. y to connect to the opener quick connect terminals Twist like colored wires together Insert wires into quick connect holes white to white and white black to grey Figure 6 ALIGNING THE SAFETY REVERSING SENSORS e Plug in the opener The indicator lights in both the sending and receiving eyes will glow steadily if wiring connections and alignment are correct The sending eye amber indicator light will glow regardless of alignment or obstruction If the green indicator light in the receiving eye is off dim or flickering and the invisible light beam path is not obstructed alignment is required e Loosen the sending eye wing nut and readjust aiming directly at the receiving eye Lock in place e Loosen the receiving eye wing nut and adjust sensor until it receives the sender s beam When the green indicator light glows steadily tighten the wing nut Figure 6 Finished _ Bell Wire Ceiling 7s pepe PTer pec wenn nnn nn no ee ee eee eee eee LEEPER ze pee REPERE rere EEES Invisible Light Beam Safety ee Safety Protection Area oo Reversing ensor Sensor Figure 5 7 7 Paii Wing Nut 1 4 20 U Lens Carriage Bolt 1 4 20x1 2 TROUBLESHOOTING THE SAFETY REVERSING SENSORS 1 If the sending eye indicator light does not glow steadily after installation check for e Elect
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