
The Chamberlain Group, Inc.845 Larch AvenueElmhurst, Illinois 60126-1196www.chamberlain.comGARAGE DOOR OPENERModel HD900DFor Residential Use Only Owne
10ASSEMBLY STEP 4Install the Belt and Attach the Belt Cap Retainer1. Pull the belt around the idler pulley and toward the trolley. The ribbed side m
11INSTALLATIONASSEMBLY STEP 5Set the Tension• Insert a screwdriver tip into one of the nut ring slots and brace it firmly against the trolley.• Pl
12INSTALLATION STEP 1Determine the Header Bracket LocationInstallation procedures vary according to garage door types. Follow the instructions which a
13Lag Screws5/16"x9x1-5/8"– Finished Ceiling –DoorSpringHeader WallUPCeiling Mounting Holes6" (15 cm) MaximumHeaderBracketVerticalCente
14INSTALLATION STEP 3Attach the Rail to the Header BracketNOTE: (Optional) With some existing installations, you may re-use the old header bracket wit
15ONE-PIECE DOOR WITHOUT TRACKA 2x4 on its side is convenient for setting an ideal door-to-rail distance. • Remove foam packaging.• Raise the opene
16INSTALLATION STEP 5Hang the OpenerThree representative installations are shown. Yours may be different. Hanging brackets should be angled (Figure 1)
17TerminalScrews(BACK VIEW)Top MountingHoleBottomMountingHoleW 2 R 1 Bell WireTo prevent possible SERIOUS INJURY or DEATH from electrocution:• Discon
18INSTALLATION STEP 8Install the Lights • Press the release tabs on both sides of lens. Gently rotate lens back and downward until the lens hinge is
19To prevent possible SERIOUS INJURY or DEATH from a falling garage door:• If possible, use emergency release handle to disengage trolley ONLY when g
2TABLE OF CONTENTSWhen you see these Safety Symbols and Signal Words on the following pages, they will alert you to the possibility of serious injury
20INSTALLATION STEP 10Electrical RequirementsTo avoid installation difficulties, do not run the opener at this time.To reduce the risk of electric sho
21Facing the door from inside the garage.INSTALLATION STEP 11Install The Protector System®The safety reversing sensor must be connected and aligned co
22DOOR TRACK MOUNT (RIGHT SIDE)IndicatorLightLensLip SensorBracketDoorTrackFLOOR MOUNT (RIGHT SIDE)WALL MOUNT (RIGHT SIDE)IndicatorLightSensorBracketL
23Carriage Bolt 1/4"-20x1/2"LensWing NutFigure 5MOUNTING AND WIRING THE SAFETY REVERSING SENSORS• Slide a 1/4"-20x1/2" carriage
24Fiberglass, aluminum or lightweight steel garage doors WILL REQUIRE reinforcement BEFORE installation of door bracket. Contact your door manufacture
25Header WallVerticalCenterline ofGarage DoorFinished CeilingOptionalPlacementof DoorBracketHeaderBracketDoorBracket2x4 SupportFor a door with no expo
26INSTALLATION STEP 13Connect Door Arm to TrolleyFollow instructions which apply to your door type as illustrated below and on the following page.SECT
27Door ArmClosedDoorOuter TrolleyEmergency Release HandleOpen DoorDoor withBackward Slant(Incorrect)Correct AngleInner TrolleyInner TrolleyOuter Troll
28BLACKPURPLEPush and holduntil the door is at desired UP positionLEDPush eitherbutton to stopdoor at desiredDOWN positionBLACKPURPLELEDWithout a prop
29Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage
3To prevent damage to garage door and opener:• ALWAYS disable locks BEFORE installing and operating the opener. • ONLY operate garage door opener at
30Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage
31OPERATION Using Your Garage Door OpenerYour Security✚® opener and hand-held remote control have been factory-set to a matching code which changes wi
32Using the Wall-Mounted Door ControlTHE SMART CONTROL PANEL®Press the push button to open or close the door. Press again to reverse the door during t
33NOTE: LED is most visible with work light off.GREEN LED:All systems are normal.• A solid LED light indicates the battery is fully charged.• A fl
34Care of Your OpenerMAINTENANCE SCHEDULEOnce a Month• Manually operate door. If it is unbalanced or binding, call a trained door systems technician
35Having a Problem? (Troubleshooting)1. My door will not close and the light bulbs blink on my motor unit: The safety reversing sensor must be connec
36Your garage door opener is programmed with self-diagnostic capabilities. The “Learn” button/diagnostic LED will flash a number of times then pause s
37Meaning: This message will appear if the Safety Reversing Sensors are out of alignment, if they are blocked or if the wiring is disconnected. To cle
38*3-Button Remotes (315 MHz)If provided with your garage door opener, the large button is factory programmed to operate it. Additional buttons on any
391. Press the Prog <Learn> button on the door control.2. Press the Prog <Learn> button again to confirm Learn Mode.3. Enter a four dig
4Safety Reversing SensorHeader WallAccess Door — — — — — — — —SafetyReversingSensorGap between floor and bottom of doormust not exceed 1
407 10 12 5 NOTICE 6 4 3 2 9 13 8 1 11 1412 3 5 4 6 7 Installation PartsREPAIR PARTSRail Assembly PartsKEY PART NO. NO. DESCRIPTION1 4A1008 Maste
41Motor Unit Assembly Parts211173864591010KEY PART NO. NO. DESCRIPTION 1 41C76 Belt cap and sprocket 2 41B4245 Line cord 3 41B4375-3 Terminal
42NOTES
43CLOSED OPEN SECURITY✚® 3-Button Remote Control :Includes visor clip.SECURITY✚® Keyless Entry :Enables homeowner to operate garage door opener from
© 2010, The Chamberlain Group, Inc.114A3288J All Rights ReservedCHAMBERLAIN® SERVICE IS ON CALLOUR LARGE SERVICE ORGANIZATION SPANS AMERICAINSTALLA
The Chamberlain Group, Inc.845 Larch AvenueElmhurst, Illinois 60126-1196www.chamberlain.comABRE-PUERTAS DE GARAJEModelo HD900DSólo para uso residencia
2Introducción 2-7Revisión de los símbolos y términos de seguridad . . . . . . . . . . . . . . . . 2Preparación de la puerta del garaje. . . . . . . .
3Para evitar daños a la puerta y al abre-puertas:• SIEMPRE desactive las trabas y seguros ANTES de instalar y usar el abre-puertas. • SOLAMENTE op
4Pared de cabeceraPuerta de acceso — — — — — — — —Sensor de seguridadde reversaLa separación entre el piso y la puerta no debe ser mayor
5Planificación (continúa)INSTALACIÓN CON PUERTAS DE UNA SOLA PIEZA• Generalmente una puerta de una sola pieza no requiere refuerzos adicionales. Si
5AccessDoorSafetyReversing SensorSafetyReversingSensorGap between floor and bottom of doormust not exceed 1/4" (6 mm).GarageDoorHeaderWallHeaderB
6Su abre-puertas viene empacado en dos cajas de cartón que contienen el motor y todas las piezas que se muestran en la siguiente ilustración. Los acce
7Inventario de PiezasAntes de la instalación, organice todas las piezas en grupos como se muestra en la siguiente ilustración.Eslabón maestro (2) Pern
8DestornilladorRiel delantero(A LA PUERTA)VentanaOrificio dela polea locaPestañasRieles posteriores(AL MOTOR)TroleExtremo máspequeñoExtremo máspequeño
9Rueda dentada del motorPernoMénsula en 'U'PernoOrificio parael perno enla cubiertade protecciónTuercaDESLICE EL RIEL HASTALOS TOPES QUE EST
10 Tuerca deresorteConectordel trolePolealocaOrificioEje roscadodel troleIndentacióndel pernoTapa delenlace maestroBarra delenlace maestroResorte de c
11ENSAMBLADO PASO 5Fije la tensión de la banda• Ponga la punta de un destornillador dentro de una de las ranuras del anillo de la tuerca y sujételo
66SECURITY✚®3-Button Remote Control (2)BeltCurved DoorArm SectionSafety LabelsandLiteratureStraight DoorArm SectionHanging BracketsSmart Contol Panel®
7MasterLink (2) Idler Bolt (1)Nut3/8" (1)Trolley Threaded Shaft (1)Bolt 1/4"-20x1-3/4" (2)Lock Washer3/8" (1)Lock Nut1/4"-20
8FRONT RAIL(TOP)KEEP LARGERHOLE ON TOPASSEMBLY STEP 1Assemble the Rail & Install the TrolleyTo avoid installation difficulties, do not run the gar
9To avoid SERIOUS damage to garage door opener, use ONLY those bolts/fasteners mounted in the top of the opener.ASSEMBLY STEP 2Fasten the Rail to the
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