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O O W W N N E E R R ’ ’ S S M M A A N N U U A A L L J J H H H H J J I I N N D D U U S S T T R R I I A A L L D D U U T T Y Y C C O O M M M M E E R R C C I I A A L L D D O O O O R R O O P P E E R R A A T T O O R R...
Owner’s Manual and Caution Labels Hardware Box (Includes Fasteners, Disconnect and Chain Hoist Wall Bracket) 3-Button Control Station Hoist Hand Chain (Models H & HJ Only) Door Sprocket Door/Operator Drive Chain O P E R A T O R D I M E N S I O N S...
EXTREME tension and can cause SERIOUS PERSONAL INJURY. • Disable ALL locks and remove ALL ropes connected to door Both J and H series operators have dual output shafts and may AVERTISSEMENT AVERTISSEMENT BEFORE installing and operating door operator to avoid be mounted on either the right (standard) or left side of door, and entanglement.
Figure 2 7. Align sprockets and secure (Figure 3). OPTIONAL 8. Install Hand Chain (Models H and HJ only) Mounting Bracket Place hand chain around hand chain wheel. Be sure to pass it P/N 08-9098 through both openings in the chain guide.
3. The disconnect chain must be released from the chain keeper before the door will operate again electrically. ATTENTION Electrical Interlock with Hoist for Models H and HJ MODEL J This operator has a floor level disconnect chain to disconnect the door from the door operator.
For wiring of your sensing device to the operator, refer to the LiftMaster Authorized Dealer. wiring diagrams provided with your operator. See field connection If not pre-installed by the door manufacturer, mount the sensing terminals identified as a Sensing Device or Safety Edge.
A D J U S T M E N T BRAKE ADJUSTMENT A solenoid brake is available as an option (not included as a standard feature). The brake is adjusted at the factory and should not need additional adjustment for the the life of the brake Friction Pads assembly.
WARNING P O W E R W I R I N G C O N N E C T I O N S WARNING WARNING To reduce the risk of SEVERE INJURY or DEATH: • ALL electrical connections MUST be made by a qualified individual.
C O N T R O L W I R I N G DETERMINE WIRING TYPE WARNING WARNING Refer to the wiring diagram located on the inside cover the electrical box to determine the type of control wiring. To prevent possible SERIOUS INJURY or DEATH, install reversing sensors when the 3-button control station is out of CAUTION STANDARD C2 OR B2 WIRING...
71-B575J 575 Volt Model J K20-51033B Model H/J3325M 71-B120H 115 Volt Model H K20-1050B2 Models H/J5011M, H/J5021M 71-B240H 230 – 460 Volt Model H K20-3050B4 Models H/J5023M, H/J5038M, H/J5043M 71-B575H 575 Volt Model H K20-3050M5 Model H/J5053M K20-51050B Model H/J5025M K72-14130 –...
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R E P L A C E M E N T P A R T S K I T S COMPLETE ELECTRICAL BOX KITS ITEM PART # DESCRIPTION 03-8024-K Contactor 10-13792M1 Electrical Box 10-13899 Electrical Box Cover 21-5xxx (See Variable Components) 24-xxx-x (See Variable Components) 24-24-1...
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R E P L A C E M E N T P A R T S – M O D E L H Refer to the parts lists below for replacement parts available for your operator. If optional modifications and/or accessories are included with your operator, certain components may be added or removed from these lists.
I L L U S T R A T E D P A R T S – M O D E L H J...
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R E P L A C E M E N T P A R T S – M O D E L H J Refer to the parts lists below for replacement parts available for your operator. If optional modifications and/or accessories are included with your operator, certain components may be added or removed from these lists.
C O N T R O L C O N N E C T I O N D I A G R A M IMPORTANT NOTES: ATTENTION ELECTRICIAN: 1) The 3-Button Control Station provided must be connected for operation. USE 16 GAUGE OR HEAVIER WIRE 2) If a STOP button is not used, a jumper must be placed between termianls 3 and 4.