Cooper MODEL 4 LED STYLE III L-852T Instruction Manual

Taxiway omni-directional light

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DOCUMENT
REVISION
September 17, 2009
Cooper Industries
Crouse-Hinds Division
Airport Lighting Products
1200 Kennedy Road
Windsor, CT 06095
2529
E
Instruction Manual
Taxiway Omni-directional Light (TOL)
Pro-III In-pavement Omni-directional Fixture
Copyright © 2009 Cooper Technologies Company
For Parts or Technical Service Call (860) 683-4300
Model 4 – LED
Style III
L-852T

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Summary of Contents for Cooper MODEL 4 LED STYLE III L-852T

  • Page 1 DOCUMENT 2529 REVISION September 17, 2009 Cooper Industries Crouse-Hinds Division Airport Lighting Products 1200 Kennedy Road Windsor, CT 06095 Instruction Manual Model 4 – LED Style III Taxiway Omni-directional Light (TOL) L-852T Pro-III In-pavement Omni-directional Fixture Copyright © 2009 Cooper Technologies Company For Parts or Technical Service Call (860) 683-4300...
  • Page 2: Revisions

    Taxiway Omni-directional Light L-852T Revisions Issue/Reissue Revision Letter Number A205-291 Added item 31 to Figure 5; Parts List, added item 31 & A208-078 item 8 P/N was 10000-506 & qty was 6 for 12 inch version; 8.5, added support ring to text Parts list item 8 P/N was A208-230 10B06-019D32...
  • Page 3: Limited Product Warranty

    Taxiway Omni-directional Light L-852T Limited Product Warranty THE FOLLOWING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT BY WAY OF LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. Crouse-Hinds Airport Lighting Products (the “Company”) warrants to each original Buyer of Products manufactured by the Company that such Products are, at the time of delivery to the Buyer, free of material and workmanship defects, provided that no...
  • Page 4: Safety Notices

    Taxiway Omni-directional Light L-852T Safety Notices This equipment is normally used or connected to circuits that may employ voltages that are dangerous and may be fatal if accidentally contacted by operating or maintenance personnel. Extreme caution should be exercised when working with this equipment. While practical safety precautions have been incorporated in this equipment, the following rules must be strictly observed: Keep Away from Live Circuits Operating and maintenance personnel must at all times observe all safety regulations.
  • Page 5: Table Of Contents

    Taxiway Omni-directional Light L-852T Table of Contents Title Page Revisions Limited Product Warranty Safety Notices Table of Contents Part Number Explanation General Description Taxiway Omni-directional Light, L-852T Installation Maintenance Cleaning Lenses Relamping Power Supply Replacement O-Ring Replacement Lens Replacement Feed-thru Replacement Pressure Test Cleanliness and Workmanship Maintenance Program...
  • Page 6: Part Number Explanation

    DOCUMENT 2529 REV. E Instruction Manual Model 4 – Style III Taxiway Omni-directional Light L-852T Part Number Explanation – Taxiway Centerline Light, L-852T...
  • Page 7: General Description

    Taxiway Omni-directional Light L-852T General Description Taxiway Omni-directional Light, L-852T The Crouse-Hinds Taxiway Omni-directional Light is a Style 3, FAA L-852T per FAA AC 150/5345-46D. It is designed for installation at the taxiway edge or any other location where visual guidance of moving aircraft or ground vehicles is desirable.
  • Page 8: Cleaning Lenses

    Taxiway Omni-directional Light L-852T The preferred method of maintaining these lights is to periodically and systematically replace the units and return it to the maintenance shop for renovation. As an alternative, the units can be serviced in the field. However, it is recommended that field servicing be limited to cleaning the lens only as described in section 8.1.
  • Page 9: Lens Replacement

    Taxiway Omni-directional Light L-852T Every time the unit is opened, the o-ring must be closely examined and replaced, if necessary. Any o-ring that is stretched, torn, has permanent set, or some other defect which would prevent it from forming a watertight seal must be replaced with a new o-ring.
  • Page 10: Feed-Thru Replacement

    Taxiway Omni-directional Light L-852T Outer Lens with Heater: Outer Lens/Heater Replacement Kit P/N 21333 contains all necessary parts to change a lens/heater assembly. Do as stated above; however, this fixture will not have a lens retaining gasket since it is incorporated into the heater assembly and make sure that when mounting the lens retaining bracket, the heater wires are aligned with the slot on the lens retaining bracket so the wires are not pinched.
  • Page 11 Taxiway Omni-directional Light L-852T A daily operation check should be made of the lighting fixture. The lights should be energized and visually inspected. If any fixtures are out, the location of the fixture should be recorded and the unit inspected at a time when the circuit is de-energized.
  • Page 12: Parts List

    Parts List ITEM NO. STANDARD W/ HEATER STANDARD 852T4-8 852T4-8-1 852T4-12A Instruction Manual Model 4 – Style III Taxiway Omni-directional Light L-852T PART NUMBER W/ HEATER STANDARD W/ HEATER 852T4-12A-1 852T4-12B 852T4-12B-1 21273-XXX 21253 10035-62 21254 21256 21258 21259-1 10000-519 21312 21310 10000-468...
  • Page 13: Figure 2 Side View Of Fixture

    DOCUMENT 2529 REV. E Instruction Manual Model 4 – Style III Taxiway Omni-directional Light L-852T Figure 1: Top View of Fixture Figure 2: Side View of Fixture...
  • Page 14: Figure 3 Feed-Thru Adapter Detail

    DOCUMENT 2529 REV. E Instruction Manual Model 4 – Style III Taxiway Omni-directional Light L-852T Figure 3: Feed-thru Adapter Detail Figure 4: Bottom View of Fixture...
  • Page 15: Figure 5 Sectioned View Of Fixture

    DOCUMENT 2529 REV. E Instruction Manual Model 4 – Style III Taxiway Omni-directional Light L-852T Figure 5: Sectioned View of Fixture...

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4–style iiiL-852t

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