Closing of the Radome

TASK 53-15-11-410-001-A
Closing of the Radome

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

ZONE: 110

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 5M (16 FT)- ADJUSTABLE

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
110	RADOME (NOSE CONE TO FR 1)
110AL

C. Referenced Information

REFERENCE	DESIGNATION
Opening/Closing of the Radome
Latches

3. Job Set-up
Subtask 53-15-11-869-052-A

A. Aircraft Maintenance Configuration
(1) Make sure that the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE is in position in the zone 110.

Subtask 53-15-11-865-059-A

B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
121VU	COM NAV/RADAR/1	5SQ1	K13
** ON A/C NOT FOR ALL
121VU	COM NAV/RADAR/2	5SQ2	K14

4. Procedure
Subtask 53-15-11-410-053-A

A. Closing of the Radome 110AL

Opening/Closing of the Radome

Latches

NOTE: To close the radome (3), two persons are necessary:

one (person A) to support the radome weight,
one (person B) to unlock the rods (4).

NOTE: Before you close the latches (1), it is necessary to make sure that:

the position of the strip (5) on the nut (6) is correct
the shape of the strip (5) is correct (not twisted).

(1) Support the radome (3) but do not lift it (person A in front of the radome).
(2) Do the first unlocking step:
(a) Push the bush (2) of the two rods (4) (person B) to the end of travel until you hear the unlocking click of the rods (4).

NOTE: The painted red mark on the lower tube comes into view.

(3) Do the second unlocking step:
(a) Lift the radome (3) (person A) until you hear the unlocking click of the rods (4).
(4) Move the radome (3) down (person A).
(5) Close the two latches (1).
(6) Make sure that the radome (3) is closed.

5. Close-up
Subtask 53-15-11-865-060-A

A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
121VU	COM NAV/RADAR/1	5SQ1	K13
** ON A/C NOT FOR ALL
121VU	COM NAV/RADAR/2	5SQ2	K14

Subtask 53-15-11-942-056-A

B. Close Access
(1) Remove the access platform(s).
(2) Remove the WARNING NOTICE(S).

[Rev.10 from 2021] 2026.04.01 01:51:34 UTC