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Manual
Continued Airworthiness
Revision Log
Rev
New
ETX400-24-TSO
wi t h
Description
Initial Release
Instructions for
Date
Draft
220408
Approved By:
R.Nicoson

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Summary of Contents for EarthX ETX400-24-TSO

  • Page 1 220408 ETX400-24-TSO Manual Instructions for wi t h Continued Airworthiness Revision Log Description Date Approved By: Initial Release Draft R.Nicoson...
  • Page 2 Copyright© 2024 EarthX, Inc. All rights reserved. The information contained in this document is the property of EarthX, Inc. EarthX reserves the right to make changes to its documents or products without notice. It is the responsibility of each user to ensure that all applications of EarthX’s products are as intended and safe based on conditions anticipated or encountered during...
  • Page 3: Table Of Contents

    E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y Table of Contents Revision Log ..................i Table of Contents ................1 Airworthiness Limitations ..............2 Introduction ..................
  • Page 4: Airworthiness Limitations

    E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y Airworthiness Limitations The Airworthiness Limitations section is FAA approved and specifies maintenance required under Secs.
  • Page 5: Introduction

    When a revision to the Instruction for Continued Airworthiness (ICA) is necessary, the STC holder will coordinate its approval with the FAA. Approved revisions to the ICA will be available from the documentation section of the EarthX Website: https://earthxbatteries.com/ 220408...
  • Page 6: Description

    B A T T E R Y Description EarthX Lithium batteries are a maintenance free replacement for lead-acid or lithium batteries. The battery operation is automatic (no operator control). The battery is part of the main aircraft electrical system with the alternator (charging system) being the primary power source and the battery being the secondary power source;...
  • Page 7: Removal And Reinstallation

    E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y Removal and Reinstallation “This article meets the minimum requirements of technical standard order (TSO) C179b. Installation of this article requires separate approval.”...
  • Page 8: Battery Reinstallation

    E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y Battery Reinstallation It is recommended you check the voltage before installing. If the voltage is below 26.4V, charge the battery before installing.
  • Page 9 E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y Firewall Forward Battery Vent Installation Example 4. If replacing the tube that exits the belly of the aircraft, leave at least 1” exposed on the outside of the aircraft and secure in place with RTV silicon.
  • Page 10: Fault/Status Indicator Led Bulb Or Fuse Replacement

    To replace the fuse, push the ends of the fuse holder together and ¼ turn counterclockwise to open the fuse housing, then replace with a new fuse (¼ x 1 ¼”, 1-amp, fast blow fuse). Fault/Status Indicator Replacement The installation or replacement of the EarthX Fault/Status LED Indicator (part# 11MM24) is detailed below. Fault / Status Indicator 1.
  • Page 11: Return To Service Checks (Tests)

    E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y 4. Remove the panel nut from the front of the LED housing and feed the LED housing through the hole.
  • Page 12: Inspection

    E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y Inspection The supplemental Instructions for Continued Airworthiness (ICA) are required by 14 CFR part 23 for this Article (Part) installed on Aircraft (14 CFR 23.1529 for this application and TSO).
  • Page 13: Aircraft Charging System Inspection Instructions

    • Will not hold a charge (<26.4 volts a week after charging the battery to full charge) At battery end-of-life contact EarthX. The only approved replacement lithium battery is an EarthX battery of the same model number. The model number is displayed on the top label of the battery.
  • Page 14: Configuration Control

    (greater than 6 months). Only an approved battery charger shall be used, see EarthX website for compatible chargers. If the battery has been over-discharged and “disconnected” (meaning automatic electronic disconnect commanded by the Battery Management System), the voltage at the battery terminal should be near zero volts if the battery still has a load on it.
  • Page 15: Troubleshooting

    Optimate charger cables to the battery (red clamp to positive and black clamp to negative), next (step 2) plug the charger power cord into AC outlet (or press the reset button on the charger). The charger should startup and go into the “Save” charging mode. If not contact EarthX technical support.
  • Page 16: Battery Storage And Handling

    E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y Charge the battery with an approved Slow Flashing charger and observe fault LED. If LED (5s on/5s off) 25.5-29V Weak or failing cell...
  • Page 17: Weight And Balance

    ( https://www.call2recycle.org/ Do not incinerate or expose to open flames! The Safety Data Sheet (SDS) is available on EarthX’s website. Always follow the manufacturers’ recommended safety precautions and procedures. Weight and Balance The installation of the battery is considered a permanent installation. The basic aircraft weight and balance should be updated inclusive of the added equipment when the installation is completed and documented on the aircraft Weight and Balance Record (WBR).
  • Page 18 E T X 4 0 0 - 2 4 - T S O L I T H I U M B A T T E R Y Equipment • RTCA DO-254, Design Assurance Guidance for Airborne Electronic Hardware • RTCA DO-311A, Minimum Operational Performance Standards for Rechargeable Lithium Batteries and Battery Systems •...

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