# AD 73-07-02: Emergency Locator Transmitters

- Type: Airworthiness directive
- Status: Current
- Products: Garrett Emergency Locator Transmitter
- Effective: March 29, 1973
- Superseded by: Nothing supersedes this AD
- Product type: Appliance
- Amendment: 39-1610
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D6D88B6BD0EAA3C986256A3300422774.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/73-07-02

## The airworthiness directive

73-07-02 GARRETT: Amdt. 39-1610. Applies to all Garrett Model Rescu/88 Emergency Locator Transmitters Part No. 627484-1 Series 1, Series 2, Series 1 with the letter "M" after the serial number, Series 1 and Series 2 with the designation "M1" after the serial number; Part No.627484-3 Series 1, Series 2; Part No. 627484-5 Series 1, Series 2.

Compliance required as indicated:

To prevent hazards with inadvertent activation of the Emergency Locator Transmitter interfering with the aircraft's navigation and communication, accomplish the following:

  (a) Before further flight, install on all aircraft incorporating an applicable Garrett Model Rescu/88 Emergency Locator Transmitter, a placard in full view of the pilot which reads: "VOR indications may be affected when the VHF radio is keyed". The placard may be removed when (b) has been accomplished.

  (b) Within the next 250 hours' aircraft time in service after the effective date of this A.D., remove all affected Garrett Model Rescu/88 Emergency Locator Transmitters from all aircraft so equipped. Replace with Garrett Rescu/88 part number in accordance with the following table or replace with another TSO-approved unit or an equivalent unit approved by Chief, Engineering and Manufacturing Branch, Eastern Region.

Garrett Rescu/88

Part No. Replace with Garrett P/N 627484-1 Series 1 627484-1 Series 3 or Series 21 627484-1 Series 2

627484-1 Series 1 with the letter "M" after the serial number

627484-1 Series 1 with the designation "M1" after the serial number

627484-1 Series 2 with the designation "M1" after the serial number

627484-3 Series 1 or Series 2 627484-3 Series 3 or Series 21 627484-5 Series 1 or Series 2 627484-5 Series 3 or Series 21

(NOTE: For Piper aircraft see Piper Service Letter 617A which covers this same subject.) This AD Amendment 39-1610 revokes AD 72-22-03.

This amendment is effective March 29, 1973.

## Registered aircraft it may apply to (OpenAirDocs)

No registered aircraft matched the models it names.

Its text cites no advisory circulars or STCs.

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