Ditec HA8-LP (Low-Energy, Low-Profile Swing Operator)




The automatic door operator allows Barrier-Free access, providing customer convenience and meeting the requirements of persons with disabilities. It's the perfect choice for new and existing buildings, permitting easy access to commercial, industrial, and institutional locations. This door is the same as the regular HA8 swinger but comes in a smaller size for those hard accessible places to install or for the “less package” look.



1.01 Summary

  1. Work included:
    1. Electro-mechanical swing door operating equipment
    2. Controls and safety devices
    3. Accessories
  2. Related Work: [Insert applicable section including]
    1. Section 07900 – Caulking
    2. Section 08400 – Entrances and Storefronts
    3. Section 08710 – Finished Hardware
    4. Section 08800 – Glazing
    5. Section 12670 – Entrance Mats
    6. Section 16120 – Electrical Supply and Termination

1.02 Submittals

  1. Product Data: Provide manufacturer’s product and complete installation data for all materials in this specification.
  2. Shop Drawings: Show profiles, joining methods, location of components, anchorage details, adjacent construction interfacing and dimensions as well as all necessary wiring and electrical requirements.
  3. Samples: Sized to adequately represent material.
  4. Contract Closeout: Submit the Manufacturer’s warranty and performance certification (if applicable).
  5. Installation Guide: Provide written installation and operating manuals and/or installation recommendations.

1.03 Quality Assurance

  1. Installation and maintenance shall be performed by an authorized dealer and in strict compliance with the manufacturer’s recommendations.
  2. Conform to UL Std. 325 & ANSI-BHNA Std. A156.19 certified to Can. CSA Std. C22.2#247.

1.04 Product Handling

  1. All materials shall arrive in the manufacturers original sealed, labelled containers.
  2. Store materials in a dry, protected, well-vented area. Report damaged material immediately to the delivering carrier and note such damage on the carrier’s freight bill of lading.
  3. Remove all protective materials after installation.

1.05 Job Condition

  1. Verify that other trades are complete before installing the automatic swinging door system.
  2. Mounting surfaces shall be plumb, straight and secure; substrates shall be proper dimension and material.
  3. Refer to the construction documents, shop drawings, and manufacturer’s installation instructions.
  4. Coordinate installation with the glass, glazing, and electrical work.
  5. Observe all appropriate OSHA safety guidelines for this work.

1.06 Warranty/Guarantee

  1. Manufacturer’s Standard Warranty: Warranted materials shall be free of defect in material and workmanship for Two (2) years after date of installation.


2.01 Manufacturer

  1. Hunter Automatics,
    DITEC Entrematic Canada Inc,
    221 A. Racco Parkway,
    Vaughan, Ontario, L4J 8X9.
    Phone: 1-877-348-6837

2.02 Automatic Swinging Door System

  1. Automatic Door Operator: Shall be HUNTER LOW PROFILE / LOW ENERGY LP-HA-8. The system shall be an electro-mechanical system installed in a header to resist dust, dirt and corrosion. Bearings shall be fully lubricated and sealed to minimize wear and friction. Entire operator shall be removable from the header as a unit. All equipment shall operate between temperature extremes of – 30 degrees F and +130 degrees F.
  2. Power Opening: Electro-mechanical operator shall open door with a 1/8 HP motor through reduction gears splined spindle, door arm and linkage assembly. Drive train shall have positive constant engagement. Operator shall stop the door in the open position by electrically reducing the motor voltage and stalling against internal stop. Hydraulically or pneumatically opening door operators will not be acceptable.
  3. Spring Close: Operator shall close door by spring energy. Employing the motor as a dynamic brake shall control closing speed. Closing spring shall be pre-loaded for positive closing action at low material stress level. “Low energy” operator door closing time shall not be less than 4.5 seconds. Hydraulically or pneumatically closing operators will not be acceptable.
  4. Manual Operation: Operator shall function as a manual door closer in the direction of swing with or without electrical power. To facilitate easy manual operation of door and to prolong gear and motor life the operator must have a one-way clutch in the gear train.
  5. Entrapment Protection: Door forces and speeds generated during power opening and manual opening in both directions of swing and spring closing in both directions of swing shall conform to the requirements of A 156.19.
  6. Electrical Control: Electronic controllers with quick connect plugs shall incorporate the following features:
    1. Mode of Operation: To be “low energy” as defined by A 156.19.
    2. Respond to push plates, transmitters, and receivers.
    3. Reverse-on-obstruction during opening capability.
    4. Open, back check, and closing speed adjustment.
    5. Adjustable time delays.
    6. On/Off/Hold Open Switch.
    7. Push & Go feature is optional.
  7. Header: Shall be LOW PROFILE 5” deep x 4” high x width of door opening + 3”, 6063-T5 aluminum extrusions with structurally integrated end caps. Structural back plate section shall have a minimum wall thickness of .20”. Provide full length removable cover with minimum wall thickness of .10” for access to operator and electronic control box. Cover shall have no visible fasteners.
  8. Aluminum Extrusion Finish: Standard anodized finish shall be Clear or Dark Bronze. Special anodized, painted, powder coated, and clad finishes are available upon request. Specify type and color.
  9. Linkage Assembly: Shall provide positive control of door through entire swing; surface applied permit use on butt-hung, center pivots, or offset pivots. Linkage shall be capable of pushing or pulling the door to the open position.
  10. Controls - Push Plates, Radio Transmitters, and Card Readers – etc.


3.01 Inspection:

  1. The door installer shall verify that the installation area is dry, clean and free of foreign matter. Check as-built conditions and verify the manufacturer’s details for accuracy to fit the wall assembly prior to fabrication. Report in writing to the Contractor any detrimental conditions to the proper functioning of the swinging door operator. And correct prior to any installation in accordance to the manufacturer’s recommendations.

3.02 Installation of Automatic Swinging Door System

  1. Installation shall be by an installer approved and trained by the manufacturer in strict accordance with the manufacturer’s instructions and fire marshal’s listing requirements.
  2. Comply with the automatic sliding door system manufacturer’s recommendations and/or installation guide when installing the automatic swinging entrance system. Set all units plumb, level and true.
  3. Provide all fasteners required for installation of the automatic sliding door system.
  4. Adjustment and Cleaning: After repeated operation of the completed installation, re-adjust door operators and controls for optimum operating condition and safety. Clean all metal surfaces promptly after installation.
  5. Explain and review the Daily Safety Check Procedure.