Chamberlain HCT Instruction Manual
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Chamberlain HCT Instruction Manual

High traffic commercial door and gate operator
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Summary of Contents for Chamberlain HCT

  • Page 3: Table Of Contents

    Troubleshooting / LED Information Parts Illustrations Parts List Maintenance Accessories Operator Notes Important: DO NOT attempt repair or For Toll Free Technical Support: 1-800-528-2806 service of your commercial door and gate operator unless you are an Authorized www.liftmaster.com Service Technician.

  • Page 4: Features And Specifications

    F E A T U R E S A N D S P E C I F I C A T I O N S 141" 8.25" 22.01" VARIABLE OPERATING LENGTHS Door Height Operator Length 8 ft. Door 141 in. 10 ft.

  • Page 5: Role Of Specifiers And Designers

    R O L E O F S P E C I F I E R S A N D D E S I G N E R S Specifiers and designers should design an automatic vehicular gate system or commercial door opener to: •...

  • Page 6: Ul Gate Classifications

    U L G A T E C L A S S I F I C A T I O N S Class II Commercial/General access vehicular gate operator – A vehicular gate operator (or system) intended for use in a commercial location or building such as a multi-family housing unit (five or more single family units) hotel, garages, retail store or other building servicing the general public.

  • Page 7: Role Of End Users

    R O L E O F E N D U S E R S End users should be made aware that they must: • Read and fully understand the manual. • Contact a trained system technician to maintain and repair the system. (End users should never attempt to repair the system.) Retain and utilize the installation/maintenance manual and safety instructions.

  • Page 8: Safety Installation Instructions

    S A F E T Y I N S T A L L A T I O N I N S T R U C T I O N S Vehicular gate systems provide convenience and security. Gate systems are comprised of many component parts. The gate operator is only one component.

  • Page 9: Steps

    I N S T A L L A T I O N O F O P E R A T O R Make sure the gate/door opens and closes smoothly. Gate/door should stay in the open position when springs are properly balanced. STEP 1 With the gate/door closed, mark the center of the gate/door.

  • Page 10: Mounting The Operator

    M O U N T I N G T H E O P E R A T O R STEP 3 Make sure the header bracket is in the center of the opening. Bolt or weld the end of the track (header bracket) to wall.

  • Page 11: Step 6

    Black = 120 Vac Wire conduit to Wire connected to White = Neutral Wire enclose HCT Earth Ground Wire Green = Earth Ground Wire power wires Chamberlain Professional Products is not responsible for improper installation or failure to comply with all necessary local...

  • Page 12: Mounting And Wiring Of The Reset Switch

    MOUNTING AND WIRING OF RESET SWITCH STEP 7 WARNING WARNING The reset switch allows the operator to To prevent possible SERIOUS INJURY or be reset upon the event of a double DEATH from electrocution, disconnect entrapment alarm. When such an event electric power to operator BEFORE occurs the alarm will continuously installing.

  • Page 13: Step 8

    A D J U S T I N G T R A V E L I N G D I S T A N C E STEP 8 Before Adjusting, Do the Following: Disconnect power to the operator. 2. Push the limit nut lock plate inward. Roll the nut to the direction desired. 3.

  • Page 14: Adjustable Timer

    2 - W A Y A D J U S T A B L E R E V E R S I N G S E N S O R STEP 9 Adjusted by Qualified Service Personnel Maximum CENTER SAFETY EXIT Sensitivity DC-BACKUP...

  • Page 15: Terminal Input Connections

    T E R M I N A L I N P U T C O N N E C T I O N S Important: Terminals 11 and 12 are the only terminals that will both Open and/or Close with a single push of a button.

  • Page 16: Steps 12-13 Important Information

    I M P O R T A N T I N F O R M A T I O N STEP 12 CENTER SAFETY EXIT OPEN LEFT OPEN RIGHT DC-BACKUP RADIO SYSTEM ON TIMER MS LINK POWER SENSORS OVERLOAD MADE IN USA OPEN LEFT OPEN RIGHT FIRE...

  • Page 17: Operating Instructions For Optional Systems

    I N S T R U C T I O N S F O R O P T I O N A L S Y S T E M S CENTER SAFETY EXIT OPEN STOP CLOSE MAGLOCK ALARM ARMED M / S LI NK DC-BACKUP SYSTEM ON TIMER...

  • Page 18: House Alarm / Proximity Switch Connections

    ALARM/PROXIMITY SWITCH CONNECTIONS Omni “Option Board” needed to perform this function. See Accessories page. Alarm 10 – Common 11 – Normally Open Armed 12 – Normally Closed OPEN STOP CLOSE MAGLOCK ALARM M/S LIN K ARMED 13 – Ground Omni Option Board Proximity Switch see Accessories page CENTER...

  • Page 19: Optional Relay Adapter Connection

    O P T I O N A L R E L A Y A D A P T E R C O N N E C T I O N See Accessories page for Relay Adapter Module CENTER SAFETY EXIT DC-BACKUP Connection of a Solenoid or Magnetic Lock can be made using the “Optional”...

  • Page 20: Secondary Entrapment Protection (Contact Sensor)

    S E C O N D A R Y E N T R A P M E N T P R O T E C T I O N Secondary Entrapment Protection (Contact Sensor) When touched, the electrically activated edge sensors immediately signal the door/gate operator to stop and reverse.

  • Page 21: Secondary Entrapment Protection (Non-Contact Sensor)

    Mount Photo Beam Sensor at Recommended Height and Align Properly If an obstruction breaks the light beam while the door is closing, the door will stop and reverse to full open position. ® (LiftMaster Commercial Protector System shown) +24V COMMON SENSING...

  • Page 22: Optional Plug-In Loop Detectors

    O P T I O N A L P L U G - I N L O O P D E T E C T O R S CAUTION: Use different frequencies for every single loop detector. Turn off operator power (breaker switch from main power source) before installation.

  • Page 23: Wiring External Loop Detectors

    W I R I N G E X T E R N A L L O O P D E T E C T O R S ® Common Normally Open “Safety” External 115 Vac Loop Detector - Allows system to stay open when vehicles are obstructing path.

  • Page 24: Programming The Radio Receiver

    P R O G R A M M I N G T H E R A D I O R E C E I V E R SET SECURITY MODE WARNING: To reduce the risk of The Universal Receiver can be used with up to SERIOUS INJURY DEATH...
  • Page 25 P R O G R A M M I N G T H E R A D I O R E C E I V E R SET OUTPUT DURATION For commercial applications, the receiver can be set for either constant or momentary closure on the output contacts.

  • Page 26: Replacing The Control Board

    H O W T O R E P L A C E T H E C O N T R O L B O A R D 1. Disconnect power. WARNING WARNING 2. Disconnect wire harnesses from OmniControl board. Unscrew 3 nuts and remove board. To prevent possible SERIOUS INJURY or DEATH from electrocution, disconnect electric power to operator...

  • Page 27: Important Safety Instructions

    I M P O R T A N T S A F E T Y I N S T R U C T I O N S WARNING: To reduce the risk of SERIOUS INJURY or DEATH: READ AND FOLLOW ALL INSTRUCTIONS. NEVER let children operate or play with gate or door controls.

  • Page 28: Manual Release

    M A N U A L R E L E A S E WARNING: To reduce the risk of SERIOUS INJURY or DEATH from a falling gate/door: • If possible, use manual release to disengage trolley ONLY when door is CLOSED. Weak or broken springs or unbalanced gate/door could result in an open gate/door falling rapidly and/or unexpectedly.

  • Page 29: Troubleshooting Table

    T R O U B L E S H O O T I N G T A B L E Condition Possible Causes Solution Short circuit at terminals 11 and 13. Remove the short circuit condition at the terminals. Short circuit at any of the loop detector Overload LED ON Remove the defective loop detector.

  • Page 30: Troubleshooting / Led Information

    T R O U B L E S H O O T I N G L E D I N F O R M A T I O N Resetting Motor Press firmly to reset thermal breaker on the motor. CENTER SAFETY EXIT...

  • Page 31: Parts Illustrations

    P A R T S I L L U S T R A T I O N S Q620 Q068 Q404 312HM Q067 Q410 Q027 Q250 Q092 Q018 Q097 Q070 Q081 Q029 Q006 Q248 Q082 Q400DHCT Q071 Q074 Q075 Q073 Q072 1941240D Q076...

  • Page 32: Parts List

    P A R T S L I S T 312HM - Single Channel Radio Receiver Q088 - Gate Arm 1941240D - Chain #41 (per 10' box) Q089 - Trolley Body Assembly Q006 - PC Board Nuts (Set) Q090 - Plastic Plug Q027 - Motor Capacitor Q091 - Idler Sprocket Q029 - Limit Switch (Sold Individually)

  • Page 33: Accessories

    A C C E S S O R I E S OMNIEXB AELD Q400MAU 377LM Omni Option Board Plug-In Loop Detector Omni Relay Adapter Module Wireless Keyless Entry 370LM 371LM 372LM 373LM 374LM CPTK33PH 3-Button Mini Remote 1-Button Remote 2-Button Remote 3-Button Remote 4-Button Remote Passport 3-Button Remote...

  • Page 34: Operator Notes

    O P E R A T O R N O T E S...
  • Page 36 ©2007, The Chamberlain Group, Inc. 01-32393D All Rights Reserved...

This manual is also suitable for:

Hct 501130

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