4. Procedure
_________
(Ref. Fig. 401/TASK 33-12-13-991-001) Subtask 33-12-13-560-052
A. Preparation for Installation
(1) Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area. Subtask 33-12-13-420-050
B. Installation of the Captain and F/O Main Instrument-Panel Lights
(1)
Move back the bulb holder (4) and hold it in its position.
(2)
Install a new bulb (2) on the Captain and F/O sides.
(3)
Install the six new bulbs (5).
(4)
Install the transparent cover (6) in position on the seal (8).
(5)
Install the two screws (7).
(6)
Put the blanking plate (3) in position opposite its housing. Hold it in this position.
(7)
Attach the blanking plate (3) with the four fasteners (1). Subtask 33-12-13-865-052
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1LE, 2LE
Subtask 33-12-13-710-050
D. Do the operational test of Main Instrument-Panel Light (Ref. TASK 33-12-00-710-001).
5. Close-up
________ Subtask 33-12-13-942-050
A. Make sure that the work area is clean and clear of tool(s) and other items.
TASK 33-12-13-000-002
Removal of the Main Instrument-Panel Center-Light (38LE)
CAUTION : DO NOT TOUCH THE LAMP GLASS WITH YOUR FINGERS.
_______ THE OILS FROM YOUR SKIN WILL QUICKLY CAUSE DETERIORATION OF THE LAMP. IF YOU ACCIDENTALLY TOUCH THE LAMP GLASS, CLEAN IT WITH A LINT-FREE CLOTH.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
33-12-13-991-002 Fig. 402
3. Job Set-up
__________ Subtask 33-12-13-865-056
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU LIGHTING/EMER LT/CKPT/DOME 1LE H08 122VU LIGHTING/FLOOD/CTR INST/PNL 2LE Z04
4. Procedure
_________
(Ref. Fig. 402/TASK 33-12-13-991-002) Subtask 33-12-13-020-053
A. Removal of the Main Instrument-Panel Center-Light
(1)
Loosen the three fasteners (1). During this operation, hold the blanking plate (2).
(2)
Let the blanking plate (2) open downwards.
(3)
Remove the two fasteners (3) that attach the optical body (4) with the defective bulb (6).
(4)
Pull the optical body (4).
(5)
Laterally push the contact spring (5) and remove the socket (7).
(6)
Remove the defective bulb (6).
Main Instrument-Panel Center-Light
Figure 402/TASK 33-12-13-991-002
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TASK 33-12-13-400-002
Installation of the Main Instrument-Panel Center-Light (38LE)
CAUTION : DO NOT TOUCH THE LAMP GLASS WITH YOUR FINGERS.
_______ THE OILS FROM YOUR SKIN WILL QUICKLY CAUSE DETERIORATION OF THE LAMP. IF YOU ACCIDENTALLY TOUCH THE LAMP GLASS, CLEAN IT WITH A LINT-FREE CLOTH.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Expendable Parts
-------------------------------------------------------------------------------
FIG.ITEM |DESIGNATION |IPC-CSN
-------------------------------------------------------------------------------
R 6 bulb 33-12-13 03A-010 6 bulb 33-12-13 03B-010
B. Referenced Information
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