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For Light Duty Commercial Use

Install On High-Lift and Vertical 

Sectional Doors With  

Torsion Assemblies Only

NOT FOR RESIDENTIAL USE

Light-Duty Dock Door Operator 

for Sectional Doors

Model DDO8900W

LiftMaster

300 Windsor Drive

Oak Brook, IL 60523

•  Please read this manual and the enclosed safety materials carefully!
•  The door WILL NOT CLOSE unless the Protector System

®

 and cable tension monitor 

are connected and properly aligned.

•  Periodic checks of the operator are required to ensure safe operation.
•  The model number is located on the front cover of the operator.
•  DO NOT exceed 10 complete cycles of door operation per hour. 

This product is to be installed and serviced by a trained door systems technician only. 

This product may require adjustments to door springs and/or track configurations. This 

product is not intended for use on low headroom tracks with outside pickup drum or 

doors utilizing extension springs.

2 YEAR WARRANTY

After Installation, Please Leave with Customer

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Содержание DDO8900W

Страница 1: ...ration The model number is located on the front cover of the operator DO NOT exceed 10 complete cycles of door operation per hour This product is to be installed and serviced by a trained door systems technician only This product may require adjustments to door springs and or track configurations This product is not intended for use on low headroom tracks with outside pickup drum or doors utilizin...

Страница 2: ...bly 6 Attach the Collar to the Door Operator 6 Attach Mounting Bracket to Door Operator 7 Installation 7 Position and Mount the Door Operator 8 Attach the Emergency release 9 Install the Automatic Door Lock Not Provided 9 Attach the Cable Tension Monitor Required 10 Install the Three Button Control Station 11 Install the Protector System 12 Install the Light Curtain Not Provided 15 Connect Power 1...

Страница 3: ... bar d The torsion bar must extend at least 1 5 3 81 cm past the bearing This may vary depending on your installation requirements e An electric outlet is required within 6 ft 1 83 m of the installation area If outlet does not exist contact a qualified electrician f Depending upon building construction operator mounting brackets extension brackets or wood blocks may be needed to install safety rev...

Страница 4: ...ent possible SERIOUS INJURY or DEATH ALWAYS call a trained door systems technician if door binds sticks or is out of balance An unbalanced door may NOT reverse when required NEVER try to loosen move or adjust door door springs cables pulleys brackets or their hardware ALL of which are under EXTREME tension Disable ALL locks and remove ALL ropes connected to door BEFORE installing and operating doo...

Страница 5: ...rsing sensor Fastening hardware Alternate floor mounting of the safety reversing sensor will require hardware that is not provided 1 2 Cable Gland Fittings for LMI5 2 May be required for LMI5 accessory installation Wire 14 24AWG Solid recommended Wiring LMI5 accessory to DDO8900W as well as additional sensor accessories 90 connector for cable conduit or flex cable adapter Required for permanent wi...

Страница 6: ... hole should be placed on the motor shaft Ensure that the collar is seated all the way on motor shaft until stop is reached 3 Position the collar so the screws are facing out and are accessible when attached to the torsion bar 4 Securely tighten the 2 square head set screws closest to the motor shaft by turning the screws 1 4 1 2 turn after making contact with the motor shaft Attach the Collar to ...

Страница 7: ...s to avoid accidental release 7 NEVER connect door operator to power source until instructed to do so 8 NEVER wear watches rings or loose clothing while installing or servicing operator They could be caught in door or operator mechanisms 9 Install wall mounted door control within sight of the door out of reach of children at a minimum height of 5 feet 1 5 m above floors landings steps or any other...

Страница 8: ...e door operator from torsion bar Drill 3 16 pilot holes at the marked locations Drill through metal door rail plates if necessary 6 Slide the door operator back onto the torsion bar until pilot holes align with bracket 7 Tighten the 2 square head set screws on the torsion bar For a hollow torsion bar tighten screws 3 4 1 full turn after making contact with the bar For a solid shaft torsion bar tig...

Страница 9: ...tside of the door track with hardware provided 5 Run bell wire up wall to door operator Use insulated staples to secure wire in several places Insert wire through the bottom of the door operator 6 Plug the connector into either plug in the door operator A secondary door lock can be installed on the opposite side of the door following the instructions above Installation The automatic door lock mode...

Страница 10: ...nals on the door operator polarity is not important NOTE Cable must have tension through entire door travel Make sure there is no slack in cable on opposite side of door during normal operation If slack occurs during door travel adjust cables as required A second cable tension monitor may be installed for additional security When two cable tension monitors are installed the door will not move in t...

Страница 11: ...prevent possible SERIOUS INJURY or DEATH from electrocution Be sure power is NOT connected BEFORE installing door control Connect ONLY to 24 VOLT low voltage wires To prevent possible SERIOUS INJURY or DEATH from a closing door Install door control within sight of door out of reach of children at a minimum height of 5 feet 1 5 m above floors landings steps or any other adjacent walking surface and...

Страница 12: ... mounting brackets are designed to clip onto the track of sectional doors without additional hardware If it is necessary to mount the sensors 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 masonry construction add a piece of wood at each location to avoid drilling extra holes...

Страница 13: ...door Be sure there is enough clearance for the sensor beam to be unobstructed 2 If additional depth is needed an extension bracket see Accessories or wood blocks can be used 3 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 4 Attach brackets to wall with lag screws not provided If u...

Страница 14: ...e wires from the terminal push in the tab with a screwdriver tip MOUNTING THE SAFETY REVERSING SENSORS 1 Slide a 1 4 20x1 2 carriage bolt head into the slot on each sensor 2 Use wing nuts to fasten safety reversing sensors to brackets with lenses pointing toward each other across the door Be sure the lens is not obstructed by a bracket extension 3 Finger tighten the wing nuts HARDWARE Carriage Bol...

Страница 15: ...t Curtain is level and secure the upper mounting bracket to the mounting surface 5 Tighten the screws to secure the Light Curtain to the mounting bracket 6 Secure the other Light Curtain to the opposite side of the door following steps 2 5 making sure they are aligned WIRING NOTE Complete all wiring of the light curtain to the operator BEFORE adding power to ensure the light curtain is not damaged...

Страница 16: ...not come into contact with moving parts 10 Reinstall cover To avoid installation difficulties do not run the door operator at this time To reduce the risk of electric shock your door operator 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...

Страница 17: ...URE THE SAFETY REVERSING SENSORS ARE ALIGNED The door will not close if the sensors have not been installed and aligned correctly When the light beam is obstructed or misaligned while the door is closing the door will reverse If the door is already open it will not close The sensors can be aligned by loosening the wing nuts aligning the sensors and tightening the wing nuts 1 Check to make sure the...

Страница 18: ...ed and black wires from the door operator to the corresponding terminals on the battery 5 Replace the battery cover 6 Plug in the door operator BATTERY STATUS LED Green LED All systems are normal A solid green LED light indicates the battery is fully charged A flashing green LED indicates the battery is being charged Orange LED The door operator has lost power and is in battery backup mode A solid...

Страница 19: ... to Terminals 2 red and 3 white on the DDO8900W Recommended solid wire 14 24AWG Route wiring through the top of LMi5 5 Press the SW1 button to learn the LMi5 to the operator The LED should remain lit once learned 6 Make wire connections Figure 2 from ACCY Accessory inputs to the sensors Recommended solid wire 14 24AWG NOTE Provide all required power externally Accessory sensors cannot be powered f...

Страница 20: ...o program the travel Ensure the cable tension monitor is correctly installed see page 10 Check to see if the safety reversing sensors are misaligned or obstructed refer to page 17 When the sensors are aligned and unobstructed cycle the door through a complete up and down cycle using the remote control or the UP and DOWN buttons If you are unable to operate the door up and down repeat the steps abo...

Страница 21: ...perator carton in the path of the door 3 Press the control station button to close the door The door will not move more than an inch 2 5 cm The door operator will not close from a control station if the indicator light in either sensor is off alerting you to the fact that the sensor is misaligned or obstructed If the door operator closes the door when the safety reversing sensor is obstructed do n...

Страница 22: ...ed manually 3 Return the door to the closed position 4 Pull the sash chain a second time 5 Reconnect the door to the door operator Test Cable Tension Monitor To Open the Door Manually 4 1 With the door fully closed the automatic door lock bolt should be protruding through the track 2 Operate the door in the open direction The automatic door lock should retract before the door begins to move 3 Oper...

Страница 23: ...ER use emergency release unless doorway is clear of persons and obstructions 8 After ANY adjustments are made the safety reversal system MUST be tested Failure to adjust the door operator properly may cause SEVERE INJURY or DEATH 9 Safety reversal system MUST be tested every month Door MUST reverse on contact with 1 1 2 3 8 cm high object or a 2x4 laid flat on the floor Failure to adjust the door ...

Страница 24: ...ff and whenever the door operator is activated the sensor LEDs will light The door operator will not go into the sleep mode until the door operator has completed 5 cycles upon power up USING YOUR DOOR OPERATOR The door operator can be activated through a wall mounted door control remote control wireless keyless entry or myQ accessory When the door is closed and the door operator is activated the d...

Страница 25: ...REMOTE CONTROLS AND KEYLESS ENTRIES 1 Press and hold the LEARN button on door operator until the learn LED goes out approximately 6 seconds All remote control and keyless entry codes are now erased Reprogram any accessory you wish to use ERASE ALL DEVICES INCLUDING myQ ENABLED ACCESSORIES 1 Press and hold the LEARN button on door operator until the learn LED goes out approximately 6 seconds 2 Imme...

Страница 26: ...SE PROGRAMMING VIA THE OPERATOR Press and release the yellow Learn button 4 times to activate the TTC programming mode The yellow learn LED and UP Arrow will turn ON as an indication that the operator is in TTC programming mode The operator can move between OFF 1 5 10 minutes increments using the UP and DOWN arrows The yellow learn LED will blink corresponding to the number of minutes selected For...

Страница 27: ...s such as a broken spring or door lock correct as needed Replace logic board if necessary Door operator hums for 1 2 seconds no movement Manually open and close the door Check for binding or obstructions such as a broken spring or door lock correct as needed Replace motor if necessary 1 6 Door coast after it has come to a complete stop Program travel to coasting position or have door balanced by a...

Страница 28: ... won t close Check that cable tension monitor is correctly installed If a second cable tension monitor has been removed follow the instructions to relearn a single cable tension monitor See Installation Step 4 The safety reversing sensor must be connected and aligned correctly before the door operator will move in the down direction If you are able to close the door using constant pressure verify ...

Страница 29: ... moving up and down as it rotates Check that the door operator is mounted at a right angle to the jackshaft If not move the position of the mounting bracket Automatic door lock connector will not fit the door operator plug Older model 24V door locks are incompatible Use automatic door lock model 841LM see Accessories page 31 The door operator is beeping A fast beeping indicates unattended closure ...

Страница 30: ...kit receiving and sending sensors with 2 conductor bell wire attached 5 041C0902 Mounting bracket 6 41A5266 1 Safety reversing sensor brackets 2 7 041D8615 Collar 8 K002D2085 LMi5 Dock Door Operator Interface NOT SHOWN 114A5186 Owner s manual KEY NO PART NO DESCRIPTION KEY NO PART NO DESCRIPTION 1 050DCDDOWF Logic Board 2 041D8861 Travel Module with Wire Harness 3 041C0296 Transformer 4 041D1624 2...

Страница 31: ...ables de timbre de 2 conductores Verde Blanco Mensula Seguro de puerta de garaje automático modelo 841LM con cable de timbre de 2 conductores blanco y blanco negro y conector NOTA Los seguros de puerta de 24 V de los modelos antiguos no son compatibles Smart Control Panel modelo 880LMW Télécommande gamme à 3 bou modèle 893MA O Moniteur de tension de câble avec fils d appel à deux conducteurs vert ...

Страница 32: ... 2019 LiftMaster All Rights Reserved 114A5186 Wi Fi is a registered trademark of Wi Fi Alliance ...

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