OCEM MULTI ELECTRIC LTHE04 Instruction Manual For Use, Installation And Maintenance

Led inset threshold/end light
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MULTI
E L E C T R I C
group
INSTRUCTION MANUAL FOR USE, INSTALLATION
Compiled by: Nicola Marabini
N° Attachments: 1
THIS COPY IS NOT SIGNED SINCE IT IS FILED AND DELIVERED BY MEANS OF THE AUTOMATIC KNOWLEDGE MANAGEMENT SYSTEM (IT CAN BE SIGNED ON REQUEST). THIS DOCUMENT AND THE DATA CONTAINED HERE IN, IS
PROPRIETARY PROPERTY AND SHALL NOT BE DUPLICATED, USED OR DISCLOSED – IN WHOLE OR IN PART – FOR ANY PURPOSE WITHOUT WRITTEN CONSENT OF OCEM.
Document UT-MT-0778_EN
Supersedes edition 02/03/2014
LED INSET THRESHOLD/END LIGHT
AND MAINTENANCE
LTHE04
Approved by: Piero Scaramagli
Copy n°:
Via Farini, 6 – 40124 Bologna - Italy
Page 1 of 39

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Summary of Contents for OCEM MULTI ELECTRIC LTHE04

  • Page 1 THIS COPY IS NOT SIGNED SINCE IT IS FILED AND DELIVERED BY MEANS OF THE AUTOMATIC KNOWLEDGE MANAGEMENT SYSTEM (IT CAN BE SIGNED ON REQUEST). THIS DOCUMENT AND THE DATA CONTAINED HERE IN, IS PROPRIETARY PROPERTY AND SHALL NOT BE DUPLICATED, USED OR DISCLOSED – IN WHOLE OR IN PART – FOR ANY PURPOSE WITHOUT WRITTEN CONSENT OF OCEM.
  • Page 2: Limited Product Warranty

    MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. OCEM - ENERGY TECHNOLOGY 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 warranty is made with respect to: (a) any Product, which has been repaired or altered in such a way, in Company’s judgement, as to affect...
  • Page 3 Document UT-MT-0778_EN Page 3 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE OPERATION ON THE EQUIPMENT - SKILLS Operation on the equipment and access to its internal parts shall be done by experienced personnel, adequately trained and aware of the risks related to electricity and high voltages.
  • Page 4: Editions

    Document UT-MT-0778_EN Page 4 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE EDITIONS Date 07/24/2013 First issue 02/03/2014 Deleted § “List of the recommended spare parts” and added relevant attachment 11/03/2014 New address of the Company...
  • Page 5: Table Of Contents

    Document UT-MT-0778_EN Page 5 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE INDEX LIMITED PRODUCT WARRANTY ......................2 SAFETY INFORMATION ........................2 EDITIONS ............................4 REVISIONS ............................4 LIST OF EFFECTIVE PAGES ........................4 INDEX ..............................
  • Page 6: Index Of Figures

    Document UT-MT-0778_EN Page 6 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE PRISM REPLACEMENT ....................31 4.4.1 Removing the Prism .................... 31 4.4.2 Installing the New Prism ..................31 LED MODULE REPLACEMENT ..................
  • Page 7: List Of Attachments

    Document UT-MT-0778_EN Page 7 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Figure 24 – Prism Gasket ......................... 35 Figure 25 - Cable Lead With Plug ....................36 Figure 26 - Lower Cover with Pressure Valve ................. 37 Figure 27 - Restoring the Monitoring Device ..................
  • Page 8: General

    Document UT-MT-0778_EN Page 8 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE GENERAL LTHE04 inset LED threshold/end light is high intensity, bidirectional or unidirectional, 12” steady burning type. These fixtures are intended for use as threshold/end, in order to provide a visual aid to the moving aircraft.
  • Page 9: Dome

    Document UT-MT-0778_EN Page 9 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 2.1.1 Dome The dome is made of treated drop-forged aluminium and includes two (FAA) or three (ICAO) windows to seat the prisms, complete with gaskets, kept in the proper position by means of a mounting plate fixed with HSCS M5x12 screws.
  • Page 10: Power Supply/Control Board

    Document UT-MT-0778_EN Page 10 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 2.1.3 Power Supply/Control Board The power supply/control board is encapsulated into waterproof and heat conductive silicon resin. The PCB powers and controls the LEDs so that the light output provided at every current step from 2.8 A to 6.6 A is comparable to a traditional halogen lamp, according to the requirements of FAA “Engineering Brief N°67”...
  • Page 11: Figure 2 - Lower Cover Outside View

    Document UT-MT-0778_EN Page 11 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 1. Lower cover 2. Identification label 3. Grounding cable hole 4. Letter “A” and “B” for cable lead identification 5.
  • Page 12: Figure 4 - Wiring Diagram

    Document UT-MT-0778_EN Page 12 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE ICAO POWER POWER SUPPLY SUPPLY POWER SUPPLY 1 In 2 Out 2 In 2 Out POWER POWER POWER SUPPLY SUPPLY...
  • Page 13: Figure 5 - Exploded View

    Document UT-MT-0778_EN Page 13 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Figure 5 – Exploded View...
  • Page 14: Figure 6 - Part List

    Document UT-MT-0778_EN Page 14 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Description Dome ........................1 O-Ring for dome (external) .................. 1 O-Ring for dome (internal) ................... 1 O-Ring for lower cover ..................1 Arctic kit heater ....................
  • Page 15: Figure 7 - Complete P/N Identification

    Document UT-MT-0778_EN Page 15 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE LTHE04 - F - GR - L - 2P - M - A Basic P/N: Compliance: I = ICAO F = FAA (L-850D) Colour(Side A)/(Side B): G = Green...
  • Page 16: Shallow Base

    Document UT-MT-0778_EN Page 16 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE SHALLOW BASE The shallow base (Figure 8) consists of a treated aluminium casting containing an electrical feed-thru system to connect the power cables, consisting of one or two cable leads with receptacle incoming inside the base through one or two cable glands.
  • Page 17: Electronic Section

    Document UT-MT-0778_EN Page 17 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE ELECTRONIC SECTION The electronic section consists of the following circuits:  Current / current conversion circuit  LED command circuit ...
  • Page 18: Control Circuit

    Document UT-MT-0778_EN Page 18 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 2.3.3 Control circuit The main task of the control circuit is to assure the correct LED light emission according to the series circuit current.
  • Page 19: Installation

    Document UT-MT-0778_EN Page 19 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE INSTALLATION PAVEMENT BORING AND SAWCUTTING Drill each recess in pavement following the instruction in Figure 9. Figure 9 – Pavement Boring, Sawcutting and Joint Intersection Details Make sure the recess size and depth are maintained within the specified limits.
  • Page 20: Scheme Of Light Configurations

    Document UT-MT-0778_EN Page 20 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 3.1.1 Scheme of Light Configurations Figure 10 – Example of Light Unit Configuration...
  • Page 21: Installing The Shallow Base

    Document UT-MT-0778_EN Page 21 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE INSTALLING THE SHALLOW BASE Two different installations are possible:  Method “A” – cable leads to be laid in wireways ...
  • Page 22 Document UT-MT-0778_EN Page 22 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE STEP A ACTIVITY DESCRIPTION the sealer while it begins to dry up. ATTENTION: avoid starting the installation when the ambient temperature is below 10°C (86°F), unless the sealer used is designed to dry up at a lower temperature.
  • Page 23: Figure 11 - Gaskets For 12" Shallow Base

    Document UT-MT-0778_EN Page 23 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE STEP A ACTIVITY DESCRIPTION   To install the fixture place the O-Ring around the dome ( Figure 11- n°1) and between fixture and base ( Figure 11- n°3).
  • Page 24: Figure 12 - 12" Shallow Base For Side Or Bottom Ducts (Method "B")

    Document UT-MT-0778_EN Page 24 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Ø320 Ø320 Ø100 Figure 12 – 12” shallow base for side or bottom ducts (method “B”) 1. Positioning jig 2.
  • Page 25: Installing The Light Unit On L-868 Base, Size B

    Document UT-MT-0778_EN Page 25 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 1. Positioning jig holes for optical device reference pins 2. Fixing knobs Figure 14 – Optical device (refer to the manual UT-MT-0485 for further information) INSTALLING THE LIGHT UNIT ON L-868 BASE, SIZE B Install L-868 light base in compliance with FAA AC 150/5340-30.
  • Page 26: Secondary Wiring

    Document UT-MT-0778_EN Page 26 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 1. L-868 base 2. O-Ring between fixture and base Figure 15 – Gaskets for L-868 base SECONDARY WIRING The IEC 61823 International Standard (AGL series transformers) states at para.
  • Page 27: Maintenance

    Document UT-MT-0778_EN Page 27 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE MAINTENANCE WARNING BEFORE ANY MAINTENANCE INTERVENTION, MAKE SURE THE POWER SUPPLY BE SWITCHED OFF. DO NOT OPERATE ON LIVE PARTS!!! LED lighting fixtures do not require frequent maintenance.
  • Page 28: Snowplow Operations

    Document UT-MT-0778_EN Page 28 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 3.5.2 Snowplow Operations Snowplow operators should exercise extra care not to strike the light fixtures with snowplow blades. After snow removal operations, inspect all light fixtures to locate and replace, if necessary, any damaged light assemblies.
  • Page 29: Leakage Test

    Document UT-MT-0778_EN Page 29 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Figure 16 - Lower Cover Fixing Screws 3.6.4 Leakage test The assembly should be given a 1.38 kPa air pressure test. This can be done by connecting an external air pressure line to the valve (Figure 17–...
  • Page 30: Prims Cleaning

    Document UT-MT-0778_EN Page 30 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 1. Dome 2. O-Ring between dome and lower cover 3. O-Ring between dome and lower cover 4. O-Ring around the dome 5.
  • Page 31: Prism Replacement

    INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE PRISM REPLACEMENT If the prism is damaged it must be replaced as described below. It is highly recommended to do a complete overhaul of the fixture. Contact OCEM - ENERGY TECHNOLOGY for any suggestion. 3.8.1 Removing the Prism Remove the fixture from the base and open it following instructions of “Removing...
  • Page 32: Led Module Replacement

    Document UT-MT-0778_EN Page 32 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE  remove the LED module (Figure 21 – n°3) and the relevant reflector (Figure 21 – n°1) from the mounting plate unscrewing the two screw HSCS M3x12 ...
  • Page 33: Arctic Kit Replacement

    Document UT-MT-0778_EN Page 33 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 3.11 ARCTIC KIT REPLACEMENT 3.11.1 Thermostat Remove the fixture from the base and open it following instructions of “Removing and Opening the Light Unit From the Base”...
  • Page 34: Gasket Examination

    Document UT-MT-0778_EN Page 34 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Figure 22 – Wiring diagrams for the heaters 3.12 GASKETS 3.12.1 Gasket examination Every time a fixture is opened each O-Ring must be examined as described below and replaced if necessary.
  • Page 35: O-Ring Replacement

    Document UT-MT-0778_EN Page 35 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Dome O-Ring between dome and lower cover O-Ring between dome and lower cover O-Ring around the dome Lower Cover 12"...
  • Page 36: Cable Lead With Plug

    Document UT-MT-0778_EN Page 36 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE 3.13 CABLE LEAD WITH PLUG 3.13.1 Removing the cable lead with plug Remove the fixture from the base and open it following instructions of “Removing and Opening the Light Unit From the Base”.
  • Page 37: Figure 26 - Lower Cover With Pressure Valve

    Document UT-MT-0778_EN Page 37 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE In case the pressure valve needs replacing operate as follows, considering the fixture already opened following instructions of “Removing and Opening the Light Unit From the Base”.
  • Page 38: Figure 27 - Restoring The Monitoring Device

    Document UT-MT-0778_EN Page 38 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Reassembly the fixture following instructions of paragraph “Closing the Fixture”, “Leakage Test” and “Reinstalling the fixture”. Figure 27 - Restoring the Monitoring Device TROUBLESHOOTING Problem Possible cause...
  • Page 39 Document UT-MT-0778_EN Page 39 of 39 Edition 11/03/2014 Supersedes edition 02/03/2014 LED INSET THRESHOLD/END LIGHT LTHE04 INSTRUCTION MANUAL FOR USE, INSTALLATION AND MAINTENANCE Problem Possible cause Solution Check power line between the Defective isolation transformer or light fixture and the transformer, secondary wiring including connectors Monitoring device locked (only if...

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