Chamberlain 2255-2 Bedienungsanleitung

The Chamberlain Group, Inc.845 Larch AvenueElmhurst, Illinois 60126-1196www.liftmaster.comGARAGE DOOR OPENERModels 2245 1/3 HP2255 1/2 HP2255-2 1/2 HP

10Clevis Pin5/16"x2-3/4"Ring FastenerINSTALLATION STEP 3Attach the Rail to the HeaderBracket• Position the opener on the garage floor below

11ONE-PIECE DOOR WITHOUT TRACKA 2x4 on its side is convenient for setting an idealdoor-to-rail distance. • Remove foam packaging.• Raise the opener on

MeasureDistanceLag Screws5/16"-18x1-7/8"StructuralSupportsBracket(Not Provided)Lag Screws5/16"-18x1-7/8"(Not Provided)Bolt 5/16&qu

13To release wire, push in tabwith screwdriver tipDoor ControlConnections7/16" (11 mm)Strip wire 7/16" (11 mm)RedGreyWhiteLOCKLIGHTSlotFigur

14INSTALLATION STEP 7Install the Light • Press the release tabs on both sides of lens.Gently rotate lens back and downward until thelens hinge is in t

15INSTALLATION STEP 9Electrical RequirementsTo avoid installation difficulties, do not run theopener at this time.To reduce the risk of electric shock

16Invisible Light BeamProtection AreaSensor Beam6" (15 cm) max.above floorSensor Beam6" (15 cm) max.above floorFacing the door from inside t

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

Invisible Light BeamProtection AreaSensorSensorConnect Wire toOpener Quick-Connect TerminalsBell WireBell WireFinishedCeilingQuick-Connect Terminals3.

19Fiberglass, aluminum or lightweight steel garage doorsWILL REQUIRE reinforcement BEFORE installation ofdoor bracket. Contact your door manufacturer

2Introduction 2-5Safety symbol and signal word review...2Preparing your garage door ...3Tool

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

21INSTALLATION STEP 12Connect Door Arm to TrolleyFollow instructions which apply to your door type asillustrated below and on the following page.SECTI

22ALL ONE-PIECE DOORS1. Assemble the door arm, Figure 4:• Fasten the straight and curved door arm sectionstogether to the longest possible length (wit

23ADJUSTMENT STEP 1Adjust the UP and DOWN TravelLimitsLimit adjustment settings regulate the points at whichthe door will stop when moving up or down.

ADJUSTMENT STEP 2Adjust the ForceForce adjustment controls are located on the backpanel of the motor unit. Force adjustment settingsregulate the amoun

Without a properly installed safety reversal system,persons (particularly small children) could beSERIOUSLY INJURED or KILLED by a closing garagedoor.

OPERATION26IMPORTANT SAFETY INSTRUCTIONSTo reduce the risk of SEVERE INJURY or DEATH:Using Your Garage Door OpenerYour Security✚®opener and hand-held

To Open the Door ManuallyThe door should be fullyclosed if possible. Pull downon the emergency releasehandle and lift the doormanually. To reconnect t

CARE OF YOUR OPENERLIMIT AND FORCE ADJUSTMENTS:Weather conditions maycause some minor changesin door operation requiringsome re-adjustments,particular

29HAVING A PROBLEM?1. My door will not close and the light bulbs blinkon my motor unit: The safety reversing sensormust be connected and aligned corre

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

Bell WireSafety SensorDiagnosticsLocated On Motor UnitLED or Diagnostic LED"Learn" Button 30Installed Safety SensorYour garage door opener

*3-Button RemotesIf provided with your garage door opener, the largebutton is factory programmed to operate it. Additionalbuttons on anySecurity✚®3-Bu

1. Enter a four digit personalidentification number (PIN) of yourchoice on the keypad. Then pressand hold ENTER.2. While holding the ENTER button,pres

1345 6233REPAIR PARTSRail Assembly PartsKEY PARTNO. NO. DESCRIPTION1 4A1008 Master link kit2 41A4813 Chain pulley bracket3 41A3489 Complete trolley as

Motor Unit Assembly Parts3421081314151945391612181117167DNUPBrownWire(Down)ContactLIMIT SWITCH ASSY.GreyWireYellowWire(Up)ContactCenter LimitContactDr

35ACCESSORIES LOCKLIGHTLOCKLIGHTCLOSEDOPEN973LM974LM995LM1708LM41A52811702LMOutside Quick Release:Required for a garage with NOaccess door. Enables ho

© 2004, The Chamberlain Group, Inc.114A2683E All Rights Reserved Printed in MexicoLIFTMASTER SERVICE ISON CALLOUR LARGE SERVICE ORGANIZATIONSPANS AMER

FINISHED CEILINGSupport bracket& fasteninghardware is required.See page 12.Slack in chain tensionis normal whengarage door is closed.SafetyReversi

5Your garage door opener is packaged in two cartonswhich contain the motor unit and all parts illustratedbelow. Accessories will depend on the modelpu

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

7LockWasherTo Tighten Outer NutInner NutTrolleyChainBase of Rail1/2" (13 mm)To TightenInner NutOuter NutMid Length of RailINSTALLATIONASSEMBLY ST

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