Removal of the Three-Axis-Accelerometer (LA)

TASK 31-33-16-000-001-A
Removal of the Three-Axis-Accelerometer (LA)

ZONE: 140
FIN: 6TU

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	CAP - BLANKING
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
140	CENTER WING
241JF

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 53-32-12-000-002-A	Removal of the Cabin Floor Panels
Three-Axis-Accelerometer - Removal/Installation

3. Job Set-up
Subtask 31-33-16-861-051-A

A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).

Subtask 31-33-16-865-050-A

B. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	RCDR/ACCLRM	9TU	K18
** ON A/C NOT FOR ALL
121VU	RCDR/ACCLRM	9TU	K41

Subtask 31-33-16-010-050-A

C. Get Access
(1) Remove floor panel 241JF (Ref. AMM TASK 53-32-12-000-002).

4. Procedure
Subtask 31-33-16-020-050-B

A. Removal of the Three-Axis Accelerometer
(1) Disconnect the electrical connector (3).
(2) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(3) Remove the nuts (2) and do not remove the studs (4) and washers (5) and (6).

NOTE: For a correct function of the three-axis-accelerometer (1), you must install it exactly in horizontal position. If the studs (4) are removed, a new adjustment of the three-axis-accelerometer (1) position is necessary.

(4) Remove the three-axis-accelerometer (1).

[Rev.10 from 2021] 2026.04.01 00:34:53 UTC