(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Remove the blanking cap from the electrical connector.
(4)
Make sure that the electrical connectors are clean and in the correct condition.
(5)
Install the new transformer (1).
(6)
Tighten the four screws (3) and the washers (2) that attach the transformer (1) to the structure.
(7) Connect the movable connector (4) to the transformer (1). Subtask 33-14-51-865-053
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 30LP FOR 31LP 29LP FOR 35LP 28LP
Subtask 33-14-51-710-050
C. Do the operational test (Ref. TASK 33-14-00-710-001).
5. Close-up
________ Subtask 33-14-51-410-051
A. Close Access
(1)
Install the ceiling panel 211HC with an ALLEN wrench.
(2)
Make sure that the work area is clean and clear of tool(s) and other items.
TASK 33-14-51-400-002
Installation of the System 1 (2) Transformer (37LP, 36LP)
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking cap
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
33-14-00-710-001 Operational Test of the Annunciator Light Test System in the Cockpit 33-14-51-991-002 Fig. 402
3. Job Set-up
__________ Subtask 33-14-51-865-055
A. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
122VU LIGHTING/TST/BOARD/SPLY 30LP X06 FOR 36LP 122VU LIGHTING/ANN LT SPLY/XFMR/BUS 2 27LP X05 FOR 37LP 122VU LIGHTING/ANN LT SPLY/XFMR/BUS 1 26LP X04
Subtask 33-14-51-010-053
B. Get Access
(1)
Make sure that the panel(s) 121VU and/or 122VU is (are) removed.
(2)
Make sure that the quick-disconnect fasteners are loosened for these panels: FOR 37LP 112VU FOR 36LP 122VU, 121VU
(3)
Make sure that these panels are pulled to the front.
4. Procedure
_________
(Ref. Fig. 402/TASK 33-14-51-991-002) Subtask 33-14-51-420-051
A. Installation of the Transformer
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Remove the blanking cap from the electrical connector.
(4)
Make sure that the electrical connectors are clean and in the correct condition.
(5)
Install the new transformer (1).
(6)
Install the four screws (3) and the washers (2) that attach the transformer (1) to the structure.
(7) Connect the movable connector (4) to the transformer. Subtask 33-14-51-410-050
B. Install these panels. Attach them with the quick-disconnect fasteners: FOR 37LP 122VU FOR 36LP 122VU, 121VU
Subtask 33-14-51-865-054
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 30LP FOR 36LP 27LP FOR 37LP 26LP
Subtask 33-14-51-710-051
D. Do the operational test (Ref. TASK 33-14-00-710-001).
5. Close-up
________
Subtask 33-14-51-942-051
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
CABIN - DESCRIPTION AND OPERATION
_________________________________
1. General_______
The cabin lighting system gives illumination of the cabin, the entrances, the lavatories, the galley and the attendant work areas. The system has these sub-systems:
- General Illumination (Ref. 33-21-00), - Call System (Ref. 33-23-00), - Lavatory Lighting (Ref. 33-24-00), - Passenger Reading Lights (Ref. 33-25-00), - Lavatory Lighted Signs (Ref. 33-26-00), - Cabin Attendant Work-Lights (Ref. 33-27-00).
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