Removal of the Protective Shields - FR1

TASK 53-11-41-000-001-A
Removal of the Protective Shields - FR1

CAUTION: DO NOT USE THE LOCALIZER ANTENNA AT THE BOTTOM OF THE RADOME AS A SUPPORT.

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
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

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

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 34-41-41-000-001-A	Removal of the Wave Guide Assembly
TASK 53-15-11-010-001-A	Opening of the Radome
Upper Protective Shield
Lower Protective Shields

3. Job Set-up
Subtask 53-11-41-861-050-A

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

Subtask 53-11-41-865-050-A

B. Open, safety and tag 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 53-11-41-010-050-A

C. Get Access
(1) Put an ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position below the radome at the zone 110.

WARNING: DO NOT OPEN THE RADOME IF THE WIND SPEED IS MORE THAN 25 KNOTS.

NOTE: Two persons are necessary to open the radome.

(3) Remove the wave guide assembly (Ref. AMM TASK 34-41-41-000-001).

4. Procedure
Subtask 53-11-41-020-050-C

A. Removal of the Protective Shields

(1) Remove the screws (3) and the washers (2).
(2) Remove the shields (1), (4) and (5).

[Rev.10 from 2021] 2026.04.02 07:24:34 UTC