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Chamberlain GT Owner's Manual

Logic control (ver. 2.0) industrial duty door operator
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Download this manual See also: Owner's Manual, User Manual
OWNER'S MANUAL
INDUSTRIAL DUTY DOOR OPERATOR
2 YEAR WARRANTY
Serial #
(located on electrical box cover)
Installation Date
Wiring Type
MODEL GT
LOGIC CONTROL (VER. 2.0)
L
F A C T O R Y S E T
C2 Wiring
See pages 14 and 15
for other wiring
configurations
PATENT PENDING
The Maintenance Alert System
allows the installer to set an internal
Maintenance Cycle Counter. An LED
on the 3-button station will signal when
the set number of cycles is reached or
when the opener requires immediate
service.
NOT FOR RESIDENTIAL USE
41B6
LISTED DOOR OPERATOR
TM

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Summary of Contents for Chamberlain GT

  • Page 1 INDUSTRIAL DUTY DOOR OPERATOR 2 YEAR WARRANTY Serial # (located on electrical box cover) Installation Date Wiring Type MODEL GT F A C T O R Y S E T C2 Wiring See pages 14 and 15 for other wiring configurations...

  • Page 2: Table Of Contents

    Before attempting to install, operate or maintain the operator, you must read and fully under- stand this manual and follow all safety instructions. These instructions are intended to highlight certain safety related issues. These instruc- tions are not intended to be comprehensive. Because each application is unique, it is the responsibility of the purchaser, designer, installer and end user to ensure that the total door system is safe for its intended use.

  • Page 3: Motor Specification

    MOTOR TYPE: ...Continuous duty HORSEPOWER:...1/2, 3/4, 1 & 1-1/2 Hp SPEED:...1725 RPM VOLTAGE: ...115, 208-230 Single phase 230, 380, 460, 575 Three phase CURRENT: ...See motor nameplate MECHANICAL DRIVE REDUCTION:...Primary: Heavy duty wormgear-in-oil-bath speed reducer. OUTPUT SHAFT SPEED:...64 R.P.M. DOOR SPEED: ...1 Foot per sec. depending on door BRAKE: ...Solenoid actuated disc brake.

  • Page 4: Track Assembly

    OPERATOR PREPARATION...

  • Page 5: Trolly Carriage/Chain Attachment

    INSTALLATION INSTRUCTIONS IMPORTANT NOTE: Before the operator is installed, be sure the door has been properly aligned and is working smoothly. Although each installation will vary due to particular building characteristics, refer to the following gen- eral procedures to install the operator. MOUNT HEADER BRACKET The trolley operator is generally mounted over the center of the door.

  • Page 6: Operator Support

    INSTALLATION INSTRUCTIONS OPERATOR SUPPORT 1. The illustration below shows a typical method of hanging the operator from the ceiling. Each installa- tion may vary, but in all cases side braces should be used for additional strength. 2. For mounting of the support brace(s) to the pow- erhead, Four holes (clearance up to 3/8”...

  • Page 7: Entrapment Protection Accessories

    ENTRAPMENT PROTECTION ACCESSORIES (OPTIONAL) PHOTO EYES & SENSING EDGES Sensing devices supplied for door industry type operators with an isolated normally open (N.O.) dry contact output are compatible with your operator. This includes through beam and retro reflective photo eyes, and pneumatic and electric edges.

  • Page 8: Power & Control Wiring Safety Warnings

    INSTALL POWER WIRING & CONTROL STATION Before installing power wiring or control stations be sure to follow all specifications and warn- ings described below. Failure to do so may result in severe injury to persons and/or damage to operator. The operator electrical box is only to be accessed by trained “LIFTMASTER” technicians. If service is required contact your local LIFTMASTER dealer.

  • Page 9: Power Wiring

    POWER WIRING POWER WIRING CONNECTIONS Connect power wires coming from the main to the captive terminal block in the electrical box enclosure marked with the label shown below. Be sure to run all power wires through the conduit hole in the electrical box enclosure marked with the label shown below.

  • Page 10: Emergency Disconnect System

    EMERGENCY DISCONNECT SYSTEM WARNING DOOR ARM IS RELEASED FROM TROLLEY WHEN EMERGENCY DISCONNECT OPENS. TO AVOID BEING STRUCK BY DOOR ARM, DO NOT STAND UNDER THE ROPE OR DOOR ARM WHEN PULLING THE EMERGENCY RELEASE. 1. Loosen set screws of torque adjustment nut on the gear reducer.

  • Page 11: Wiring Diagrams 1 Ph Wiring

    LOGIC CONTROL (VER. 2.0) 1 PHASE WIRING DIAGRAM 1837-1...

  • Page 12: Ph Wiring

    LOGIC CONTROL (VER. 2.0) 3 PHASE WIRING DIAGRAM 1837-3...

  • Page 13: Ph Wiring W/Contactor

    LOGIC CONTROL (VER. 2.0) 1 PH WIRING DIAGRAM W/ CONTACTOR 1842-1...

  • Page 14: Wiring Type

    Refer to printed circuit board illustration on page 19 for all component locations. Before Programming the logic board, set the operators open and close limits. LEDs on the logic board are provided to assist setting the limits. As each limit is activated the corresponding LED will light up.
  • Page 15 WIRING TYPE PROGRAM SETTINGS CONT’D TYPE STATION 3 Button, 1 Button, 1 & 3 Button Radio Control Function: Momentary contact to open, close, and stop, with open override and Timer To Close. Every device that causes the door to open, except a reversing device, activates the Timer To Close.

  • Page 16: Standard Programming

    STANDARD PROGRAMMING FEATURES RPM Sensor/Auxiliary Reversal System (Programming is Recommended) Feature: By programming the RPM sensor to a specific application, the logic board learns the speed the door travels with reference to the spinning motor. This sensor activates the start winding and recognizes clutch slippage. Benefit: By removing the centrifugal start switch from 1/3 and 1/2 horse- power single-phase motors the leading cause of motor failure is eliminated.

  • Page 17: Maintenance Alert System

    STANDARD PROGRAMMING FEATURES CONT’D MAS (Maintenance Alert System) Feature: An internal cycle counter will activate a flashing LED on the three- button control station when the preset number of cycles is reached. Setting this feature is optional. By default, this feature will never activate. Benefit: The consumer will be aware of when it is time for a scheduled main- tenance on the door or operator.

  • Page 18: Optional Programming

    OPTIONAL PROGRAMMING FEATURES CONT’D Timer To Close Feature: Installer can set a timer to automatically close after a preset amount of time once all safety devices are unobstructed. Benefits: Door will automatically close after being used. Extremely conven- ient where users may not be concerned with closing the door. For example Apartment Buildings and Fire Stations.

  • Page 19: Board Illustration

    LOGIC 2.0 RPM LEARN BUTTON DIP SWITCH (SEE PAGES 8-9) PCB BOARD ILLUSTRATION (SEE PAGE 16) POWER WIRING TERMINAL BLOCK (SEE PAGES 8-9) CONTROL WIRING TERMINAL BLOCK (SEE PAGES 8-9) OPEN, CLOSE, STOP BUTTONS...

  • Page 20: Troubleshooting Guide

    TROUBLESHOOTING GUIDE SYMPTOM Each open command will open the door about a foot and a half then stop, after reaching the open limit each close command will close the door about a foot and a half then reverses back to full open.
  • Page 21 STEP 2: To "unlearn" the photo eyes. The latest software automatically learns if direct connect photo eyes (CPS-L or CPS-LN4) are attached during the first open cycle of operation. If they are disconnected at some point after this, they must be unlearned. 1.

  • Page 22: Maintenance Schedule

    n For use with Maintenance Alert System. n Check at the intervals listed in the following chart. ITEM PROCEDURE Check for excessive slack. Drive Chain Check & adjust as required. Lubricate Sprockets Check set screw tightness Clutch Check & adjust as required Belt Check condition &...
  • Page 24 REPAIR PARTS KITS – ELECTRICAL BOX Below are replacement kits available for your operator. For replacement of electrical box, motor or brake components be sure to match model number of your unit to kit number below to ensure proper voltage requirements. Optional modifications and/or acces- sories included with your operator may add or remove certain components from these lists.

  • Page 25: Chassis Parts (J)

    ILLUSTRATED PARTS - MODEL GT...
  • Page 26 REPAIR PARTS KITS – MODEL GT Refer to the parts lists below for replacement kits 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. Individual components of each kit may not be available.
  • Page 27 NOTES...

  • Page 28: Optional Control Wiring

    CONTROL CONNECTION DIAGRAM IMPORTANT NOTES: The 3-Button Control Station provided must be connected for operation. If a STOP button is not used, a jumper must be placed between terminals 4 and 5. 3 BUTTON STATION OR 3 POSITION KEYSWITCH WITH SPRING RETURN TO CENTER AND STOP BUTTON STANDARD (RED) Open...

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