**ON A/C 051-099,
Subtask 33-51-13-420-050-A
A. Installation of the Cabin Wall-Mounted Emergency-Exit Markers
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Installation of the Emergency-Exit-Marker Assembly
(a)
Make sure that the electrical connectors are clean and in the correct condition.
(b)
Connect the electrical connections (7) with the insertion/removal tool M15.570-22.
(c)
Install the light housing (6) with the washers (2) and the screws
(3) to the wall panel.
(d)
Install the lens (5) with the screw (4) to the light housing (6).
(4)
Installation of the Bulb(s) of the Emergency-Exit-Marker
(a) Install the bulb(s) (1) in the light housing (6).
(b) Install the lens (5) with the screw (4) to the light housing (6). **ON A/C ALL
Subtask 33-51-13-865-051
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1WL, 2WL.
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Subtask 33-51-13-860-051
C. Preparation for the Test
(1)
Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
(2)
On the overhead panel 25VU, make sure that the NO SMOKING switch 190RH is in the OFF position.
(3)
On the overhead panel 25VU, make sure that the EMER EXIT LT OFF annunciator light 5WL is on.
Subtask 33-51-13-710-050
D. Do this test: NOTE : The time taken to do this test should not exceed 3 min to prevent
____
discharge of the emergency lighting batteries.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the overhead panel 25VU: - set the EMER EXIT LT switch 4WL On the overhead panel 25VU:- the EMER EXIT LT OFF annunciator
to the ON position. light 5WL goes off.
In the cabin:
- the related wall-mounted
emergency-exit-marker comes on.
2. On the overhead panel 25VU: - set the EMER EXIT LT switch 4WL On the overhead panel 25VU:- the EMER EXIT LT OFF annunciator
to the OFF position. light 5WL comes on.
In the cabin:
- the related wall-mounted
emergency-exit-marker goes off.
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5. Close-up
________
Subtask 33-51-13-860-053
A. Put the aircraft back to the serviceable condition.
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
LIGHT - AUXILIARY, LAVATORY (80WL,81WL,82WL,83WL) - REMOVAL/INSTALLATION
________________________________________________________________________
TASK 33-51-14-000-006
Removal of the Auxiliary/Mirror Lavatory Light
WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______
YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
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REFERENCE QTY DESIGNATION
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