Removal of the Low-Frequency Underwater Locator Beacon (ULB)

TASK 25-65-36-000-801-A
Removal of the Low-Frequency Underwater Locator Beacon (ULB)

ZONE: 150
FIN: 200MX ** ON A/C NOT FOR ALL

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
150	AFT CARGO COMPARTMENT FWD PRESS BULKHEAD TO AFT BULKHEAD OF AFT CARGO COMPARTMENT
152HW

B. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 25-55-11-000-003-A	Removal of the Sidewall Panels in the Aft Cargo Compartment - FR47/FR59
TASK 52-30-00-860-001-A	Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
Underwater Locator Beacon

3. Job Set-up
Subtask 25-65-36-861-050-A ** ON A/C NOT FOR ALL

A. Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).

Subtask 25-65-36-010-050-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Open the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-001).
(2) Set the light switch to on.
(3) Remove sidewall panel 152HW (Ref. AMM TASK 25-55-11-000-003).

4. Procedure
Subtask 25-65-36-020-050-A ** ON A/C NOT FOR ALL

A. Removal of the Underwater Locator Beacon

(1) Remove the screw (6) and the washer (5).
(2) Remove the screws (2), the washers (3) and the underwater locator beacon (1).

[Rev.10 from 2021] 2026.03.31 23:41:32 UTC