Removal of the Locking Handle

TASK 53-15-11-000-003-A
Removal of the Locking Handle

WARNING: MAKE SURE THAT THE CIRCUIT BREAKERS RELATED TO THE WEATHER RADAR ARE OPENED, SAFETIED AND TAGGED.

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
No specific	AR	WARNING NOTICE(S)

B. Work Zones and Access Panels

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

C. Referenced Information

REFERENCE	DESIGNATION
TASK 53-15-11-010-001-A	Opening of the Radome
Locking Handle

3. Job Set-up
Subtask 53-15-11-865-061-A

A. 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 53-15-11-941-056-A

B. Get Access

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

(1) Put the ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position in the zone 110 in front of the radome.
(2) In the cockpit, put a WARNING NOTICE(S) in position on the center pedestal to tell persons not to operate the radar system.
(3) Open the radome (Ref. AMM TASK 53-15-11-010-001).

4. Procedure
Subtask 53-15-11-020-057-A

A. Removal of the Locking Handle

Locking Handle

(1) Remove the cotter pin (51) and discard it.
(2) Remove the nut (52) and the washer (53).
(3) Remove the bolt (56), the washer (55) and remove the locking handle (54).

[Rev.10 from 2021] 2026.04.02 06:28:51 UTC