Removal of the Remote ATC Control Box

TASK 34-52-35-000-001-A
Removal of the Remote ATC Control Box

ZONE: 128
FIN: 8SH ** ON A/C NOT FOR ALL

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	ACCESS PLATFORM 1M(3 FT)
No specific	AR	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE
No specific	AR	CAP - BLANKING
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
128	REAR AVIONIC COMPARTMENT
812, 824

C. Referenced Information

REFERENCE	DESIGNATION
Remote ATC Control Box

3. Job Set-up
Subtask 34-52-35-010-050-A ** ON A/C NOT FOR ALL

A. Get Access
(1) Put the ACCESS PLATFORM 1M(3 FT) in position at the access door 824 in zone 128.
(2) Open the access door 824.
(3) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at the access door 812 in zone 125.
(4) Open the access door 812.

Subtask 34-52-35-865-050-A ** ON A/C NOT FOR ALL

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	COM NAV/ATC/1	5SH1	G11
106VU	NAV/ATC 1/EMER	10SH	B01
121VU	COM NAV/ATC/2	5SH2	K07

4. Procedure
Subtask 34-52-35-020-050-A ** ON A/C NOT FOR ALL

A. Removal of the Remote ATC Control Box
(1) Loosen the nut (4).
(2) Lower the nut (4).
(3) Pull the Remote ATC Control Box (1) on this rack (3) to disconnect the electrical connectors (2).
(4) Remove the Remote ATC Control Box (1) from the rack (3).
(5) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.

[Rev.10 from 2021] 2026.04.02 06:23:32 UTC