Removal of the DME Interrogator

TASK 34-51-33-000-001-A
Removal of the DME Interrogator

ZONE: 127
ZONE: 128
FIN: 2SD1
FIN: 2SD2

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	CAP - BLANKING
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
127	REAR AVIONIC COMPARTMENT
128	REAR AVIONIC COMPARTMENT
824

C. Referenced Information

REFERENCE	DESIGNATION
DME Interrogator

3. Job Set-up
Subtask 34-51-33-865-050-A

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
FOR FIN: 2SD1 (INTRGDME, 1)
49VU	NAV/DME/1	1SD1	G14
FOR FIN: 2SD2 (INTRGDME, 2)
121VU	COM NAV/DME/2	1SD2	K06

Subtask 34-51-33-010-050-A

B. 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.

4. Procedure
Subtask 34-51-33-020-050-A

A. Removal of the DME Interrogator
(1) Loosen the nuts (4).
(2) Lower the nuts (4).
(3) Pull the DME interrogator (1) on its rack (3) to disconnect the electrical connectors (2).
(4) Remove the DME interrogator (1) from its rack (3).
(5) Put CAP - BLANKING on the disconnected electrical connectors (2).

[Rev.10 from 2021] 2026.04.02 06:23:30 UTC