ME406 Series Emergency Locator Transmitter Description, Operation, Installation and Maintenance Manual This manual includes data for the equipment that follows: Component Part No. Model No. Emergency Locator Transmitter Emergency Locator Transmitter 453-6603 453-6604 ME406 ME406HM ARTEX PRODUCTS / ACR ELECTRONICS, INC. 5757 Ravenswood Rd, Ft. Lauderdale, FL 33312 Cage Code: 18560 25-62-30 Page 1 of 84 May 03/13 570-1600 Rev.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) PROPRIETARY INFORMATION This document contains proprietary information and such information may not be disclosed to others for any purpose, nor used for manufacturing purposes without written permission from ACR Electronics.. Information in this manual is subject to change without notice.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) RECORD OF REVISIONS REVISION CHANGE DATE - RELEASE Jun 30/2005 A DCN 2670 Nov 17/2005 B DCN 2777 May 01/2006 C DCN 2847 Aug 21/2006 D DCN 3007 May 21/2007 E DCN 3076 Sep 27/2007 F DCN 3182 Mar 03/2008 G DCN 3227 May 19/2008 G DCN 3413 Mar 30/2009 H DCN 3571 Jan 12/2010 J DCA W9414 Apr 06/2010 K ECO 14756 Jul 26/2011 L ECO 14850 Mar
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SERVICE BULLETIN LIST SERVICE BULLETIN NO ISSUE DATE SUBJECT MANUAL REV NO 25-62-30 MANUAL REV DATE Page 4 of 84 May 03/13
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) LIST OF EFFECTIVE PAGES SUBJECT PAGE DATE SUBJECT PAGE DATE Title Page 1 May 3/13 Description and Operation (cont.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBJECT PAGE DATE Installation 59 (cont.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TABLE OF CONTENTS RECORD OF REVISIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 SERVICE BULLETIN LIST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 LIST OF EFFECTIVE PAGES . . . . . . . . . . . . . . . . . . . . . . . . .
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) C. Antennas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Table 4 Antenna Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 TEST AND FAULT ISOLATION 1. Inspection and Test Regulatory Requirements . . . . . . . . . . . . . . . . . . . . . . . .
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) INSTALLATION 1. Regulatory Requirements and Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A. TSO C126, Paragraph D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B. FAA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) APPENDIX A – ELT REGISTRATION 1. Background Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 A. Hex ID Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 B. Reason for Registration . . . . . . . . . . . . . . . . . . . . . . . . . . .
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) LIST OF FIGURES Figure 1 ELT Orthogonal Axes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Figure 2 ME406 Series ELT and Mounting Tray Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Figure 3 Remote Switch Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) INTRODUCTION TASK 25-62-30-990-801 1. Manual Usage SUBTASK 25-62-30-990-001 A. General (1) This manual describes the operation, installation, and maintenance of the Model ME406 Series emergency locator transmitter (ELT). This information is provided to ensure initial and continued airworthiness.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (4) ME406 Series ELT installation and maintenance in all other countries must comply with the requirements herein and applicable national airworthiness requirements. (5) The accessories (i.e., remote switch and antennas) addressed in this manual are the accessories most commonly associated with the ME406 Series ELT.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-990-803 3. Approvals SUBTASK 25-62-30-990-001 A. ME406 and ME406HM (1) FAA TSO C126, Type AF (a) The conditions and tests required for TSO approval of this article are minimum performance standards.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) CATEGORY SECTION DESCRIPTION X 4.5.4 In-Flight Loss of Cooling B 5.0 Temperature Variation C 6.0 Humidity 204 7.0/8.0 Operational Shock and Crash Safety/Vibration X 9.0 Explosion R 10.0 Waterproofness X 11.0 Fluids Susceptibility X 12.0 Sand and Dust F 13.0 Fungus X 14.0 Salt Spray X 15.0 Magnetic Effect Z 16.0 Power Input A 17.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-990-804 4. Frequency Allocations SUBTASK 25-62-30-990-001 A. Application (1) This section addresses the 406.0-406.1 MHz transmitter window and the specific frequency band allocations residing above 406.025 MHz, beginning with 406.028 MHz, which are assigned or reserved within the 406.0-406.1 MHz distress frequency window. SUBTASK 25-62-30-990-002 B.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-990-805 5. List of Acronyms, Abbreviations, and Definitions SUBTASK 25-62-30-990-001 Term Definition AC Advisory Circular – A Federal Aviation Administration (USA) bulletin with special information. For the purposes of this document, the acronym AC does not refer to electrical alternating current.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) or electromagnetic radiation emitted from an external source. Also called radio frequency interference or RFI. EUROCAE European Organization for Civil Aviation Equipment – EUROCAE documents are widely referenced as a means of compliance to European Technical Standard Orders (ETSOs) and other regulatory documents.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) RTCA Radio Technical Commission for Aeronautics – Organization that makes recommendations for airworthiness. Refer to www.rtca.org/aboutrtca.asp for more information. RTV A rubbery silicon-based adhesive typically used to prevent vibration problems and water intrusion.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-990-806 6. References SUBTASK 25-62-30-990-001 A. Regulatory Documents (1) The following regulatory documents are referred to herein. When referring to such documents, it is the manual user’s responsibility to ensure they are using the latest revision or release of such documents.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (d) DO-183, “Minimal Operational Performance Standards for Emergency Locator Transmitters - Automatic Fixed-ELT (AF), Automatic Portable-ELT (AP), Automatic Deployable-ELT (AD), Survival-ELT (S) Operating on 121.5 and 243.0 MHz” (e) DO-204, “Minimal Operational Performance Standards for 406 MHz Emergency Locator Transmitters (ELT)” SUBTASK 25-62-30-990-002 B.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) DESCRIPTION AND OPERATION TASK 25-62-30-870-801 1. Description SUBTASK 25-62-30-870-001 A. Functional Overview (1) (2) The ELT automatically activates during a crash and transmits the standard sweep tone on 121.5 MHz. Approximately every 50 seconds, for up to 520 milliseconds (long message protocol), the 406 MHz transmitter turns on.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (b) The buzzer, or (c) 121.5 MHz transmissions, which can be monitored using the aircraft communications transceiver or an AM radio tuned to 121.5 MHz. SUBTASK 25-62-30-870-002 B. Components (1) The ME406 Series ELT main assembly is housed in a high impact, fire resistant, polycarbonate plastic case and mounted in a tray made of similar material.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (2) The cockpit-mounted remote switch assembly is comprised of an ELT status LED and control switch, and allows an operator to manually turn the ELT on (i.e., activate) for testing and reset (i.e., deactivate) the ELT. See Figure 3 Remote Switch Front View. NOTE: The ELT CANNOT be disarmed or disabled from the cockpit.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (5) Two antennas are approved for use with the ME406 Series ELT. Selection of the proper antenna is dependent upon end use, aircraft configuration and speed, and other factors. See Figure 6 Antennas.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-870-802 2. Operation SUBTASK 25-62-30-870-001 A. Operational Overview (1) See Figure 7 ELT Operational Flow Diagram.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (6) (a) It is possible the primary G-switch or one of the auxiliary G-switches could activate the ELT in either a fixed or rotor wing aircraft as the result of severe maneuvers or a very hard landing. (b) To take the ELT from an “ACTIVE” state back to an “INACTIVE” state, a reset must occur. See SUBTASK 25-62-30-870-004.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-870-803 3. Specifications SUBTASK 25-62-30-870-001 A. Environmental and Physical (1) Table 2 lists the environmental and physical specifications of the ME406 Series ELT. NOTE: For automatic activation, the higher threshold of 4.5 ft/sec (2.3 g) is specified in accordance with Eurocae ED-62.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-870-002 B. Electrical (1) Table 3 lists the electrical specifications of the ME406 Series ELT. Table 3 Electrical Specifications CRITERIA Operating Frequencies Modulation Transmitter Duty Cycle PARAMETER CHARACTERISTIC 406.028 MHz, or higher ± 1 KHz 121.5 MHz ± 6.075 kHz 406 MHz Bi-Phase L (G1D) 121.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-870-003 C. Antennas (1) Table 4 lists the specifications of the antennas approved for use with the ME406 Series ELT. Table 4 Antenna Specifications PARAMETERS Style CHARACTERISTIC 110-338 110-773 Rod Whip Frequencies 121.5, 406 MHz VSWR 121.5 MHz - 2.0:1 Max. 406 MHz - 1.5:1 Max.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TEST AND FAULT ISOLATION TASK 25-62-30-750-801 1. Inspection and Test Regulatory Requirements SUBTASK 25-62-30-990-001 A. United States (1) (2) In accordance with FAR Part 91, Subpart C, § 91.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-990-003 C. Other Countries (1) For all other countries, maintenance and testing shall be conducted in accordance with the requirements of applicable national regulatory authorities and the requirements herein, as applicable. Local regulations and requirements shall take precedence.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-750-802 2. Inspection and Test Procedures SUBTASK 25-62-30-990-001 A. Checklist (1) Table 5 provides a list of the ELT inspection and testing requirements, a copy of which may be used as a checklist to verify inspection and test completion. The item numbers in the table correspond to the item identifiers for each task.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-000-001 B. Preparation (1) Remove the ELT in accordance with SUBTASK 25-62-30-010-001 on page 45. (2) Remove the battery pack in accordance with SUBTASK 25-62-30-050-001 on page 46. SUBTASK 25-62-30-220-001 C.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (c) When the total of all known transmissions exceeds one hour; or (d) On or before battery replacement (expiration) date. SUBTASK 25-62-30-750-001 F. G-Switch Functional Check – Item 4 CAUTION: (1) A JUMPER IS REQUIRED TO PERFORM THIS CHECK.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (1) Place the ELT in a container or screen room capable of substantially attenuating RF signals, or the transmitter power output shall be connected to a suitable dummy load to minimize radiation. (2) Use the ELT’s own battery pack as the power source for these measurements.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-750-005 J. 121.5 MHz Power Output Measurement – Item 5c (1) Connect the measuring device, referring to SUBTASK 25-62-30-750-002 on page 35. (2) Activate the ELT, if necessary, by placing the control switch in the “ON” position. (3) Wait three minutes. (4) Read the displayed amplitude for 121.5 MHz.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-750-008 M. Current Draw Test – Item 5f CAUTION: EXERCISE EXTREME CAUTION TO AVOID CAUSING A SHORT CIRCUIT CONDITION, WHICH WILL BLOW THE FUSES IN THE BATTERY PACK. THIS TEST SHOULD ONLY BE PERFORMED BY AN EXPERIENCED TECHNICIAN/MECHANIC. CAUTION: ALL “ON” STATE CURRENT MEASUREMENTS MUST BE MADE WITH THE RF OUTPUT (I.E.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (5) Set the ammeter range to accommodate at least 5 A. (6) Activate the ELT by placing the control switch in the “ON” position. (7) Allow the ELT to transmit a 406 MHz burst, which occurs about 50 seconds after activation. (a) Read the 406 burst current draw. The 406MHz burst will draw approximately 3A to 4A. Burst current should not exceed 5A.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (d) (5) If the ELT is programmed with a location (long message) protocol and disconnected from the aircraft navigation system or interface device, the message will indicate “Position Invalid” in lieu of position data, as shown in the right hand example in Figure 10 Short and Long 406 MHz Message Examples.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (5) Activate the ELT by placing the cockpit remote switch in the “ON” position. The LED will begin flashing continuously. (6) Listen for 3 audible sweeps on the receiver, which takes about 1 second. (7) Verify the buzzer sounds immediately upon activation.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-810-801 3. Fault Isolation SUBTASK 25-62-30-810-001 A. Self-Test Error Troubleshooting Guidelines (1) Table 6 describes the ELT self-test LED error codes (i.e., flash codes), their probable causes, and possible solutions. The 5-flash error is not present when the ELT is programmed with a serial user protocol (short message).
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) CODE PROBABLE CAUSE POSSIBLE SOLUTION Indicates 406 or 121.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-810-002 B. ELT Troubleshooting Guidelines (1) Table 7 provides ELT troubleshooting guidelines for installation and operational issues. Table 7 ELT Troubleshooting Guide SYMPTOM PROBABLE CAUSE POSSIBLE SOLUTION Improper wiring Verify wiring Check for frayed insulation Short circuit Remote switch LED always on (steady) Verify LIGHT_ON wire.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) REMOVAL TASK 25-62-30-010-801 1. ELT SUBTASK 25-62-30-010-001 A. ELT Removal (1) See Figure 11 ELT Removal Sequence. NOTE: Coax cable and wiring harness not shown for clarity. ELT MAIN ASSEMBLY 2 DISCONNECT HARNESS NOTE: Coax cable and wiring harness not shown for clarity.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-050-801 2. Battery SUBTASK 25-62-30-050-001 A. Battery Pack Removal CAUTION: THE BATTERY PACK CONTAINS ELECTROSTATIC DISCHARGE SENSITIVE (ESD) COMPONENTS AND IT MUST BE HANDLED WITH CARE. IF POSSIBLE, WEAR A GROUNDED WRIST STRAP WHEN HANDLING THE BATTERY PACK DURING INSTALLATION ACTIVITIES.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-500-801 3. Material or Equipment Return SUBTASK 25-62-30-510-001 A.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) INSTALLATION TASK 25-62-30-410-801 1. Regulatory Requirements and Guidelines SUBTASK 25-62-30-990-001 A. TSO C126, Paragraph D (1) TSO approval of the ELT does not constitute installation approval. All ELT installations are subject to field approval for a given airframe by either an approved FAA DER or FAA FSDO.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-990-005 E. RTCA (1) (2) DO-204, § 3.1.8 guidelines for mounting a ELT: (a) The ELT shall be mounted to primary aircraft load carrying structures, such as trusses, bulkheads, longerons, spars, or floor beams. (b) The mounts shall have a maximum static local deflection no greater than 0.1 inches (2.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-450-801 2. Mounting Tray SUBTASK 25-62-30-450-001 A. Location CAUTION: MANY ORIGINAL ELT INSTALLATIONS ARE INADEQUATE AS FAR AS UNIT LOCATION AND SURFACE RIGIDITY ARE CONCERNED. BECAUSE OF THE CRITICAL FUNCTION AN ELT PERFORMS, IT IS IMPORTANT THE INSTALLATION FOLLOWS THE INSTRUCTIONS AND RECOMMENDATIONS HEREIN.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (1) Select a suitable location for the ELT mounting tray. See Figure 13 ME406 Series ELT Outline and Dimensions. Refer to these dimensions when determining mounting location. 7.80 (198) 2.86 (73) 1.54 (39) D-SUB HOUSING 6.60 (168) FLIGHT 3.00 (76) 1.84 (47) [C] 2.55 (65) [A] 2.00 (51) [B] 3.69 (94) 1.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-450-002 B. Installation (1) See Figure 14 Typical Mounting Tray Installation. 8-32 x 5/8 SCREW (4 PLCS) 8-32 x 5/8 SCREW (4 PLCS) #8 FLAT WASHER (4 PLCS) #8 FLAT WASHER (4 PLCS) EQUIPMENT MOUNTING PLATE (REF.) EQUIPMENT MOUNTING PLATE (REF.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-450-802 3. Antenna SUBTASK 25-62-30-990-001 A. Selection (1) Use only antennas approved for use with the ME406 Series ELT. The ELT will not work properly without being connected to an antenna for which it was designed. (2) Verify the antenna selected matches the requirements of the specific installation.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) not authorize operators or outside maintenance organizations to perform field repairs or painting. Contact Artex Technical Support for more information. (1) Install a doubler plate if necessary to meet rigidity requirements. A 20 lb (9.1 kg) force applied to the antenna in all directions should not cause an appreciable distortion in the aircraft skin.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) 13.00 (330) INSTALLATION NOTES: 1. MOUNT ANTENNA USING #8-32 SS 100° C’SK MACHINE SCREWS AND ASSOCIATED HARDWARE. !" $ !"" 2. PROVIDE 0.625 (5/8”) (16 MM) Ø HOLE IN AIRCRAFT FOR BNC CONNECTOR. 3. PROVIDE 0.182 (4.6 MM) Ø HOLES (4 PLCS) IN AIRCRAFT FOR ATTACHING SCREWS. 4.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-450-803 4. Remote Switch SUBTASK 25-62-30-450-001 A. Location NOTE: This procedure is applicable to the most commonly used remote switch (345-6196-04). If an optional switch is installed in lieu of this one, the applicable installation instructions should be consulted. (1) Select a suitable location for the remote switch assembly.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-450-804 5. Buzzer SUBTASK 25-62-30-450-001 A. Location CAUTION: (1) PLACING THE BUZZER IN THE COCKPIT IS NOT RECOMMENDED DUE TO THE POTENTIAL FOR DISTRACTION. THE BUZZER PRODUCES A LOUD, SIREN-TYPE SOUND WHEN THE ELT IS ACTIVATED. SINCE THE BUZZER OPERATES IN TANDEM WITH THE COCKPIT LED, IT WOULD ONLY SERVE AS A REDUNDANT WARNING INDICATOR IN THE COCKPIT.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-450-805 6. Wiring SUBTASK 25-62-30-990-001 A. General Considerations and Recommendations CAUTION: IF GROUND OR OTHER CONNECTIONS ARE BROKEN OR OTHERWISE DAMAGED, THE ELT IS STILL CAPABLE OF AUTOMATIC ACTIVATION; HOWEVER, THE COCKPIT REMOTE SWITCH MAY BE INCAPABLE OF RESETTING THE ELT AND OPERATION MAY NOT BE INDICATED ON THE REMOTE SWITCH LED.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) CABLE SHIELD ELT D-SUB PLUG LIGHT REMOTE SWITCH MOLEX PLUG 2 8 RESET 1 6 5 RESET 2 13 2 EXTERNAL ON 14 7 G-SWITCH LOOP 5 1 G-SWITCH LOOP 12 3 GROUND 7 6 AUDIO POWER SHIELD USED AS GROUND WIRE 8 +14V UNSWITCHED OR POWER +28v 1/2A SLO-BLO FUSE NOTE: PINS 6 & 9 OF REMOTE SWITCH ARE INTERNALLY TIED WITHIN THE REMOTE SWITCH ASSEMBLY.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) CABLE SHIELD ELT D-SUB PLUG LIGHT REMOTE SWITCH MOLEX PLUG 2 8 RESET 1 6 5 RESET 2 13 2 EXTERNAL ON 14 7 UNSWITCHED POWER G-SWITCH LOOP 5 1 G-SWITCH LOOP 12 3 +14V OR +28v GROUND 7 6 AUDIO POWER SHIELD USED AS GROUND WIRE 8 1/2A SLO-BLO FUSE NOTE: PINS 6 & 9 OF REMOTE SWITCH ARE INTERNALLY TIED WITHIN THE REMOTE SWITCH ASSEMBLY.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-450-001 B. Remote Switch Harness Fabrication (1) See Figure 20 Remote Switch Harness Arrangement. PIN 8 PIN 1 PIN 15 150-1130 PIN 9 NOTE: D-SUB HOUSING NOT SHOWN FOR CLARITY ME406 ELT (REF.) 151-5009 PIN 1 USE FEMALE CRIMP PINS (151-6628) PIN 3 PIN 7 PIN 9 REMOTE SWITCH HARNESS REMOTE SWITCH (REF.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (7) Prepare the wires fabricated in Step (6), as described in Steps (2)(a) and (2)(b). (8) Crimp appropriately sized ring terminals on the buzzer ends of the buzzer power and ground wires. (9) Crimp an appropriately sized ring terminals on the airframe end of the ground wires. (10) Crimp an appropriately sized ring terminal on the remote switch power source wire end.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (3) Slide the grommet away from the cable and other conductor ends, such that it does not interfere with soldering the conductors to the plug (150-1130). (4) Solder the buzzer ground conductor to the cable shield or ground conductor for composite airframe installations. See Figure 19 Composite Airframe Wiring Diagrams on page 60.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (12) Install the strain relief clamp. HARDWARE (TYP.) 4 OR 5-CONDUCTOR CABLE (HORN CONDUCTOR NOT SHOWN) GROMMET (RAISED COLLAR END) THUMBSCREW (TYP.) BRACKET WASHER (TYP.) NOTE: STRAIN RELIEF CLAMP NOT SHOWN HOUSING HALF (TYP.) 15-PIN D-SUB PLUG Figure 21 D-Sub Plug Assembly SUBTASK 25-62-30-450-003 D.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (2) Route the antenna coax cable through the airframe. NOTE: (3) A longer coax cable, up to 20 feet (6.1 m), may be fabricated if the cable provided is too short. Use RG-142 or RG-400 coax cable. Support the wiring and coax cable by clamping or other suitable means, such that the wiring and cables are properly supported and protected from chaffing and strain.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-450-009 J. Buzzer Connections (1) Connect the power wire to the buzzer positive (+) terminal. (2) Connect the ground wire to the buzzer negative (–) terminal. SUBTASK 25-62-30-450-010 K. Remote Switch Final Installation (1) Insert the harness plug into the remote switch receptacle.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-410-802 7. ELT Installation SUBTASK 25-62-30-410-001 A. Installation and Test CAUTION: (1) TAKE CARE TO KEEP THE REMOTE SWITCH PLUG STRAIGHT WHEN CONNECTING IT TO THE ELT. IF THE PLUG IS COCKED (I.E., CROOKED) WHEN INSERTING IT INTO THE ELT RECEPTACLE, THE ELT MAY ACTIVATE.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) STRAP STITCHING ALIGNED WITH RADIUS OF CASE. A DETAIL A CROWN AREA OF CASE RADIUS LOOSE END OF STRAP Figure 23 Velcro Strap Installation & Inspection (5) (Velcro Strap Installations Only) Tighten the Velcro strap around the ELT body (see Figure 23 Velcro Strap Installation & Inspection). (a) Tighten the Velcro strap firmly around the ELT body.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (6) Connect the remote switch harness plug to the ELT, as follows: (a) Press two sealant strips (850-0814) against the male pins of the ELT receptacle with the tacky side against the pins, while peeling the foam backing off each sealant strip. NOTE: Verify sealant strips match the receptacle shape. NOTE: Verify the sealant strips are in place on existing installations.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-410-002 C. Installation Documentation (1) Make appropriate logbook (i.e., aircraft records) entries and submit FAA Form 337, along with any supporting data required by the FAA for approval of the installation, as applicable. NOTE: (2) Refer to TASK 25-62-30-410-801 on page 48 for additional information on installation approvals.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-450-806 8. Battery Pack Installation SUBTASK 25-62-30-450-001 A. Battery Reinstallation CAUTION: THE BATTERY PACK CONTAINS ELECTROSTATIC DISCHARGE SENSITIVE (ESD) COMPONENTS AND IT MUST BE HANDLED WITH CARE. IF POSSIBLE, WEAR A GROUNDED WRIST STRAP WHEN HANDLING THE BATTERY PACK DURING INSTALLATION ACTIVITIES.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (7) Reset the ELT by toggling the ELT local control switch to “ON” and back to “ARM” after 1-2 seconds, if the ELT activates. NOTE: This step may be necessary because the ELT will occasionally activate when power is connected to it in Step 6. (8) Fit the battery pack into place on the ELT, making sure the gasket is positioned correctly.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (5) Place the duplicate copy of the battery expiration date label on the ELT in a location where it is visible when the ELT is installed in the mounting tray. NOTE: (6) The label is supplied with the new battery pack. Enter the pertinent battery replacement information in the logbook (i.e., aircraft records) and fill out any other required documentation.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-410-803 9. Helicopter Installations - Special Considerations SUBTASK 25-62-30-990-001 A. Background (1) There are few guidelines, aside from experience, regarding the best way to mount an ELT in helicopters.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) SUBTASK 25-62-30-410-001 C. Orientation (1) Mount the ME406HM ELT parallel to the waterline of the fuselage, along the longitudinal axis, with the direction-of-flight arrow on the ELT pointing forward. NOTE: (2) The ELT may be oriented on any of its horizontal axes in 90° increments. NOTE: (3) This is the orientation of the primary G-switch in the ELT.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) APPENDIX A – ELT REGISTRATION TASK 25-62-30-990-801 1. Background Information SUBTASK 25-62-30-990-001 A. Hex ID Code (1) Each 406 MHz ELT is programmed with a unique hex ID code (i.e., registration code) that is transmitted to the SAR satellite system.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-990-802 2. Registration SUBTASK 25-62-30-990-001 A. Responsibility (1) It is the responsibility of the aircraft owner to register the ELT. (a) If an ELT is moved to a different aircraft (i.e., an aircraft other than the one it was originally installed on), and/or the aircraft is registered in a new country, the ELT must be re-registered.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) ILLUSTRATED PARTS LIST TASK 25-62-30-990-801 1. Introduction SUBTASK 25-62-30-990-001 A. Purpose (1) This illustrated parts list (IPL) illustrates and lists the spare parts, with attaching hardware, applicable to the ME406 Series ELT.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-990-802 2. Manufacturer Name and Address SUBTASK 25-62-30-990-001 A. Ordering Information (1) Approved parts may be ordered from ACR Electronics, or any authorized dealer. CONTACT INFORMATION Sales, ACR Electronics, Inc.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-990-803 3. Explanation of Detailed Parts List Entries SUBTASK 25-62-30-990-001 A. Fig # & Item Column (1) The first number at the top of the column is the figure number of the corresponding illustration. (2) The right hand number is the item number in the associated figure. (3) A dash (–) in front of an item means the part is not illustrated.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) (3) Assemblies, subassemblies, and detail parts subject to modification, deletion, addition, or replacement by an issued service bulletin, are annotated to indicate both pre- and postservice bulletin configurations.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) TASK 25-62-30-990-804 4. Detailed Parts List Figure 26 ME406 Series ELT Main Assembly and Installation 01 02 06 04 03 07 05 FIG # ITEM PART # 1234 NOMENCLATURE UPA 26 01 453-6603 ME406 Main Assembly 1 02 453-6604 ME406HM Main Assembly 1 *** 03 452-6499 . ME406 Lithium Battery Pack 1 04 183-0050 . Gasket, 0.093” x 0.
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) Figure 27 Electrical Components 03 05 01 04 02 WIRING HARNESS (Ref. Only) FIG # ITEM PART # 27 01 345-6196-04 1234 NOMENCLATURE Switch, Cockpit Remote UPA 1 ATTACHING PARTS – 201-0408 Screw, PHIL 4-40 x 1/4” SS 4 – 247-0400 Washer, Internal Lock SS #4 4 – 241-0440 Nut, 4-40 x 1/4” Hex SS 4 *** – 591-0428 .
ARTEX PRODUCTS / ACR ELECTRONICS, INC DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL ME406 (453-6603), ME406HM (453-6604) Figure 28 Antennas 01 02 FIG # ITEM PART # 1234 NOMENCLATURE UPA 28 01 110-338 Antenna, Tri-Band CI317-1 (Single Input) 1 02 110-773 Antenna, 121.5/406 MHz Whip 1 *** – 611-6013-04 . Cable, Coax BNC to BNC (6 ft.