INDUSTRIAL DUTY COMMERCIAL DOOR OPERATOR Security + 2.0 TM INSTALLATION MANUAL H, J, AND HJ GH T AND APT THIS PRODUCT IS TO BE INSTALLED AND SERVICED BY A TRAINED DOOR SYSTEMS TECHNICIAN ONLY. 2 YEAR WARRANTY Operators are shipped in C2 operating mode. Visit www.liftmaster.com to locate a professional installing dealer in your area.
TABLE OF CONTENTS SAFETY INFORMATION 3 Emergency Disconnect System Model H, GH, J, and HJ . . . . . . . . . . . . . . . . . . . . . . . . . 26 TROLLEY OPERATORS 4-12 Carton Inventory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Operator Specifications . . . . . . . . . . . . . . . . . . . . . . . . .4-5 Maximum Door Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Weights and Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 6 ASSEMBLY. . . . . . . . . . . . .
IMPORTANT NOTES: • BEFORE attempting to install, operate or maintain the operator, you must read and fully understand this manual and follow all safety instructions. • DO NOT attempt repair or service of your commercial door and gate operator unless you are an Authorized Service Technician. • Operator intended to be installed on a properly balanced door only. Make sure door is properly balanced before installing.
TROLLEY OPERATORS TROLLEY CARTON INVENTORY Before beginning your installation check that all components were provided. DESCRIPTION Powerhead assembly Owner’s manual and caution labels Hardware box (includes fasteners, track spacers, trolley, door arm assembly, front idler and header mounting bracket) 3-Button control station with MAS LED Trolley drive chain: #48 for 1/3 and 1/2 HP, #41 for 3/4 HP and higher (all GT models) NOTE: The tracks are shipped separately.
OPERATOR SPECIFICATIONS DOOR SPEED (not adjustable): Model APT . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-7" per second Model GT . . . . . . . . . . . . . . . . . . . . . . . . . . .11-12" per second Model T . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-12" per second BRAKE: Solenoid actuated disc brake on 3/4 and 1 HP, standard on Model APT and GT (Available as an option for 1/3 and 1/2 HP) BEARINGS: . . . . . . . . . . . . . .
TROLLEY WEIGHTS AND DIMENSIONS MODELS T AND APT Hanging Weight: 80-110 lbs. 14" (35.56 cm) *Door Height Plus 4 feet (minimum) 4" (10.16 cm) 11.63" (29.54 cm) Highest Point of Door Travel *23.43" (59.51 cm) * - For Units with Brake add 3-1/2" (Standard on APT, T 3/4 and T 1 HP models; Optional on T 1/3 and 1/2 HP models) MODEL GT Hanging Weight: 140 lbs. 13.05" (33.15 cm) Door Height Plus 4 feet (minimum) 4" (10.16 cm) 18.5" (46.99 cm) * 17.5" (44.
ASSEMBLY ASSEMBLE THE OPERATOR (MODELS T AND GT) NOTE: For Model APT assembly refer to page 9. 2 3 4 5 6 HARDWARE Install the track spacers evenly over the length of the track. Fasten the spacers to the track with bolt (A) and flange hex nuts (B). Two spacers are supplied for 8’-14’ tracks, three spacers are supplied for 16’-20’ tracks, and four spacers are supplied for 22’-24’ tracks.
INSTALL THE CHAIN (MODELS T AND GT) TROLLEY NOTE: For Model APT assembly refer to page 9. 1 2 Position the trolley 2 inches away from the front idler. Attach the chain to the trolley threaded shaft using the master link. 3 Run the chain along the track to the operator. Wrap the chain around the operator drive sprocket. 4 Run the chain along the track to the front idler. Wrap the chain around the front idler. 5 Attach the chain to the front of the trolley using the master link.
ASSEMBLE THE OPERATOR (MODEL APT) NOTE: If your model is not an APT, proceed to the next page. Install the track spacers evenly over the length of the track. Fasten the spacers to the track with bolt (A) and flange hex nuts (B). 2 Install the front idler in the second set of holes on the end of the track with bolts (A) and nuts (B). 3 Slide the trolley onto the track so the door arm hole faces the front (towards the door).
TYPICAL INSTALLATION TROLLEY INSTALL THE HEADER BRACKET The trolley operator is generally mounted over the center of the door. However, off center mounting may be required due to interfering structures or location of door stile / top section support. Typically, the operator may be mounted up to 24 inches off center on torsion spring doors. Extension springs require center mounting. 1 Close the door. Mark the center of the door with a vertical line, extend the line onto the ceiling.
ATTACH THE TRACK TO THE HEADER BRACKET HARDWARE Align the track with the header bracket. Insert the pin through the track and header bracket holes. Secure with the fasteners. Header Pivot Pin (1) Cotter pins (2) Swing the operator up and ensure the operator is level. 2 1 3 WARNING HANG THE OPERATOR 1 CAUTION Secure the operator using the appropriate fasteners and locking hardware that will support the weight of the operator.
TROLLEY ATTACH THE DOOR ARM 1 2 Latch the door arm to the trolley. Make sure the open side of the notch on the door arm faces the door. HARDWARE Position the door bracket to the center line of the door and attach the door bracket to the door using appropriate hardware (not included). NOTE: When properly installed and adjusted the door arm should be leaning back toward the operator slightly. Refer to door manufacturer’s instructions for recommended installation guidelines.
HOIST AND JACKSHAFT OPERATORS CARTON INVENTORY Before beginning your installation check that all components were provided. DESCRIPTION Powerhead assembly Owner’s manual and caution labels Hardware box (includes fasteners, track spacers, trolley, door arm assembly, front idler and header mounting bracket) 3-Button control station with MAS LED Hoist hand chain (Models H, HJ and GH ONLY) Door sprocket Door/operator drive chain OPERATOR SPECIFICATIONS ELECTRICAL TRANSFORMER: . . . . . . . . . . . . . . . . . .
MECHANICAL DRIVE REDUCTION: Model J, H, and HJ . . . . . . . . Primary: Heavy duty (5L) V-Belt Secondary: #48 chain/sprocket; Output: #50 chain Model GH . . . . . . . . . . . . Primary: 45:1 for 1/2, 3/4 and 1 HP Worm gear-in-oil bath gear reducer 44:1 for 1-1/2 and 2 HP 42:1 for 3 HP Output: #50 chain OUTPUT SHAFT SPEED: Model J, H and HJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 RPM Model GH . . . . . . . . . . . . . . . . . . . . 38.3 for 1/2, 3/4 and 1 HP 39.2 for 1-1/2 and 2 HP 41.
WEIGHTS AND DIMENSIONS MODELS J, H AND HJ Hanging Weight: 80-110 lbs. Door Height Plus 4 feet (minimum) A - Wall Mounting B - Bracket Mounting (rolling door) 14.5" (36.83 cm) 6.94" (17.63 cm) 16.81" (42.7 cm) 7.56" (19.2 cm) 3/8" Bolt 4.62" (11.73 cm) 7.56" (19.2 cm) 1.5" (3.81 cm) 6.59" (16.74 cm) 10.5" (26.67 cm) 20.15" (51.18 cm) A B B 13.75" (34.93 cm) 5.5" (14 cm) *23.43" (59.51 cm) 8.34" (21.18 cm) A 16.43" (41.73 cm) 7.62" (19.35 cm) B B A A 4.56" (11.
WARNING ASSEMBLY WARNING ASSEMBLE THE OPERATOR CAUTION WARNING HOIST AND JACKSHAFT It is imperative that the wall or mounting surface provide adequate support for the operator. This surface must: a. Be rigid to prevent play between the operator and the door shaft. b. Provide a level base. c. Permit the operator to be fastened securely and with the drive shaft parallel to the door shaft. To prevent possible SERIOUS INJURY or DEATH: • DO NOT connect electric power until instructed to do so.
MOUNTING 1 2 3 4 Place the door sprocket on the door shaft. Place the operator drive sprocket on the appropriate side of the operator for your installation type. Wrap the drive chain around the door sprocket and the drive sprocket then secure with the master link. Align the door and the drive sprockets. Insert keys and fasten the sprockets with the set screws. NOTE: It is highly recommended to add a thread adhesive to secure the set screws in place.
WIRING WARNING To reduce the risk of SEVERE INJURY or DEATH: • ANY maintenance to the operator or in the area near the operator MUST NOT be performed until disconnecting the electrical power and locking-out the power. Upon completion of maintenance the area MUST be cleared and secured, at that time the unit may be returned to service. • Disconnect power at the fuse box BEFORE proceeding. Operator MUST be properly grounded and connected in accordance with national and local electrical codes.
NING WARNING CONTROL STATION ON WARNING To prevent possible SERIOUS INJURY or DEATH from electrocution: • Be sure power is NOT connected BEFORE installing door control. 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) and away from ALL moving parts of door.
WARNING PROTECTION ENTRAPMENT WARNING LIFTMASTER MONITORED CAUTION ENTRAPMENT PROTECTION (LMEP) WARNING To prevent possible SERIOUS INJURY or DEATH from a closing door: • Be sure power is NOT connected to the door operator BEFORE installing the photoelectric sensor. • The door MUST be in the fully opened or closed position BEFORE installing the LiftMaster Monitored Entrapment Protection device.
INSTALL THE LIFTMASTER MONITORED ENTRAPMENT PROTECTION (OPTIONAL) Always refer to the installation instructions that are included with your LiftMaster Entrapment Protection (LMEP) devices. Without an LMEP properly installed, the operator will only work with constant pressure to close mode of operation.
WARNING ADJUSTMENT IMPORTANT SAFETY INSTRUCTIONS WARNING TO REDUCE THE RISK OF SEVERE INJURY OR DEATH: 1. READ AND FOLLOW ALL WARNINGS AND INSTRUCTIONS. 2. ALWAYS keep remote controls out of reach of children. NEVER permit children to operate or play with door control push buttons or remote controls. 3. ONLY activate door when it can be seen clearly, it is properly adjusted and there are no obstructions to door travel. 4.
