(3)
Do an inspection of the component interface and/or the adjacent area. Subtask 33-51-17-420-050
B. Installation of the Emergency Exit Location-Sign
(1)
Remove the blanking caps from the electrical connectors.
(2)
Make sure that the electrical connectors are clean and in the correct condition.
(3)
Connect the electrical connectors (5).
(4)
Install the emergency exit location-sign (4) to the fuselage structure with the washers (3) and the screws (2).
(5)
Install the emergency-exit location-sign lens (1). Subtask 33-51-17-865-053
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1WL, 2WL.
Subtask 33-51-17-860-051
D. 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.
1EFF : ALL 1 33-51-17Page 409 1 1 May 01/04R 1 1 1CES 1
(3) On the overhead panel 25VU, make sure that the EMER EXIT LT OFF annunciator light 5WL is on.
Subtask 33-51-17-710-051
E. Do this operational test.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the overhead panel 25VU:
-set the EMER EXIT LT switch 4WL to the ON position.
2. On the overhead panel 25VU:
-set the EMER EXIT LT switch 4WL to the OFF position.
5. Close-up
________ Subtask 33-51-17-860-052
On the related emergency exit location sign:
-
the related emergency exit locationsign comes on.
On the overhead panel 25VU:
-
the EMER EXIT LT OFF annunciator light 5WL goes off.
On the related emergency exit location sign:
-
the related emergency exit locationsign goes off.
On the overhead panel 25VU:
-
the EMER EXIT LT OFF annunciator light 5WL comes on.
A. Put the aircraft back to the serviceable condition.
(1)
Remove the stepladder.
(2)
Make sure that the work area is clean and clear of tool(s) and other items.
(3)
De-energize the aircraft electrical circuits. (Ref. TASK 24-41-00-862-002)
PHOTOLUMINESCENT STRIP - FLOOR PROXIMITY EMERGENCY ESCAPE PATH MARKING
______________________________________________________________________ REMOVAL/INSTALLATION
____________________
TASK 33-51-21-000-001
Removal of the Photoluminescent Strip of the Floor-Proximity Emergency-Escape
Path-Marking
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific nonmetallic scraper
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power
**ON A/C 106-149, 229-299,
33-51-21-991-001-A Fig. 401
**ON A/C 303-399,
R 33-51-21-991-001-C Fig. 401A R **ON A/C 401-499,
R 33-51-21-991-001-B Fig. 401B 33-51-21-991-002 Fig. 402
R 1EFF : 106-149, 229-299, 303-399, 401-499, 1 33-51-21Page 401 1 1 Aug 01/05 1 1 1CES 1
R **ON A/C 106-149, 229-299, 303-399, 401-499,
3. Job Set-up__________ Subtask 33-51-21-860-050
A. Energize the ground service network (Ref. TASK 24-42-00-861-001) 4. Procedure_________
**ON A/C 106-149, 229-299,
(Ref. Fig. 401/TASK 33-51-21-991-001-A) **ON A/C 303-399,
R R (Ref. Fig. 401A/TASK 33-51-21-991-001-C) **ON A/C 401-499,
R R (Ref. Fig. 401B/TASK 33-51-21-991-001-B, 402/TASK 33-51-21-991-002) **ON A/C 106-149, 229-299, 303-399,
Subtask 33-51-21-020-050-A
A. Removal of the Photoluminescent Strip of the Floor-Proximity Emergency-Escape Path-Marking (1) Remove the sealant (2) between the non textile floor covering and the photoluminescent strip (1) with a nonmetallic scraper. (2) Remove the photoluminescent strip (1) from the floor panels. Use a nonmetallic scraper to help the removal procedure.
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