Chamberlain 3850 Bedienungsanleitung

The Chamberlain Group, Inc.845 Larch AvenueElmhurst, Illinois 60126-1196www.liftmaster.comGARAGE DOOR OPENERModel 3850For Residential Use Only Owner’s

Clevis Pin5/16"x2-3/4"Ring Fastener10HeaderBracketBelt PulleyBracketTemporarySupportHeader WallGarageDoorClevis Pin5/16"x2-3/4"Ri

11ONE-PIECE DOOR WITHOUT TRACK• With the door fully open and parallel to the floor,measure the distance from the floor to the top of thedoor.• Using a

12INSTALLATION STEP 5Hang the OpenerThree representative installations are shown. Yours maybe different. Hanging brackets should be angled (Figure 1)

13To release wire, push in tabwith screwdriver tipControl ConsoleConnections7/16" (11 mm)Strip wire 7/16" (11 mm)RedGreyWhiteINSTALLATION ST

14INSTALLATION STEP 8Install the Lights • Press the release tabs on both sides of lens. Gentlyrotate lens back and downward until the lens hinge isin

15INSTALLATION STEP 10Electrical RequirementsTo avoid installation difficulties, do not run theopener at this time.To reduce the risk of electric shoc

16Facing the door from inside the garageINSTALLATION STEP 11Install The Protector System®The safety reversing sensor must be connected andaligned corr

17DOOR TRACK MOUNT (RIGHT SIDE)IndicatorLightLensLip SensorBracketDoorTrackFLOOR MOUNT (RIGHT SIDE)WALL MOUNT (RIGHT SIDE)IndicatorLightSensorBracketL

18Carriage Bolt 1/4"-20x1/2"LensWing Nut1/4"-20Figure 5MOUNTING AND WIRING THE SAFETYREVERSING SENSORS• Slide a 1/4"-20x1/2"

19Fiberglass, aluminum or lightweight steel garage doors WILLREQUIRE reinforcement BEFORE installation of door bracket.Contact your door manufacturer

2Introduction 2-5Safety symbol and signal word review . . . . . . . . . . . . . .2Preparing your garage door . . . . . . . . . . . . . . . . . . . .

20Header WallVerticalCenterline ofGarage DoorFinished CeilingOptionalPlacementof DoorBracketHeaderBracketDoorBracket2x4 SupportFor a door with no expo

21INSTALLATION STEP 13Connect Door Arm to TrolleyFollow instructions which apply to your door type asillustrated below and on the following page.SECTI

22Door ArmDoor ArmConnector HoleClosedDoorOuter TrolleyEmergency Release HandleInner TrolleyOuter TrolleyOpen DoorDoor ArmCorrect AngleDoor withBackwa

ADJUSTMENT STEP 1Program the Travel LimitsTravel limits regulate the points at which the doorwill stop when moving up or down. Follow the stepsbelow t

Black ButtonPurple ButtonPush Purple button twice to enter unit into Indicator Light24ADJUSTMENT STEP 2Setting the ForceThe force setting button is lo

25Without a properly installed safety reversal system, persons(particularly small children) could be SERIOUSLY INJUREDor KILLED by a closing garage do

26Using Your Garage Door OpenerYour Security✚®opener and hand-held remote controlhave been factory-set to a matching code which changeswith each use,

27Additional feature when used with the3-button hand-held remoteTo control the opener lights:1. With the door closed, press andhold a small remote but

28NOTE: LED is most visible with worklight off.GREEN LED:All systems are normal.• A solid LED light indicates the battery is fully charged.• A flashin

29Care of Your OpenerMAINTENANCE SCHEDULEOnce a Month• Manually operate door. If it is unbalanced or binding,call a trained door systems technician.•

3To prevent damage to garage door and opener:• ALWAYS disable locks before installing and operating theopener. • ONLY operate garage door opener at 12

30Having a Problem (Troubleshooting)NOTE: Always unplug battery prior to troubleshooting.1. My door will not close and the light bulbs blink onmy moto

31Bell WireSafety Reversing SensorDiagnosticsLocated OnMotor Unit“Learn”Button LED or DiagnosticLED “Learn” ButtonInstalled Safety SensorYour garage

32*3-Button RemotesIf provided with your garage door opener, the large buttonis factory programmed to operate it. Additional buttons onany Security✚®3

331. Enter a four digit personalidentification number (PIN) of yourchoice on the keypad. Then press andhold ENTER.2. While holding the ENTER button,pr

3425613784KEY PARTNO. NO. DESCRIPTION1 4A1008 Master link kit2 41B5424 Belt pulley bracket3 41B3869-1 Complete trolley assembly4 109B33 Trolley clip5

35101010109123876451111KEY PARTNO. NO. DESCRIPTION1 41C76 Belt cap and sprocket2 41B4245 Line cord3 41B4375-3 Terminal block with screws4 41A6281 Wire

36ACCESSORIES CLOSED OPEN 374LM370LM915LM395LM990LM1702LMOutside Quick Release:Required for a garage with NO accessdoor. Enables homeowner to opengara

37NOTES

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Safety Reversing SensorSupport bracket & fastening hardwareis required.See page 12. — — — — — — — — Header Wall FINISHED CEILING To

© 2006, The Chamberlain Group, Inc.114A3281 All Rights ReservedHOW TO ORDERREPAIR PARTSSelling prices will be furnished on request or parts will beshi

5Straight DoorArm SectionCurved Door Arm Section Safety Labels and Literature Header BracketUPCEILING MOUNT ONLYBelt Cap Retainer2-Conductor Bell Wir

6ASSEMBLY STEP 1Attach the Rail to the Motor UnitTo avoid installation difficulties, do not run thegarage door opener until instructed to do so.• Remo

7ASSEMBLY STEP 3Attach the Belt Cap Retainer• Position the belt cap retainer over the motor unit beltpulley so the three holes in cap align with the t

8INSTALLATION STEP 1Determine the Header BracketLocationInstallation procedures vary according to garage doortypes. Follow the instructions which appl

9INSTALLATION STEP 2Install the Header BracketYou can attach the header bracket either to the wallabove the garage door, or to the ceiling. Follow the