Subtask 33-41-15-941-051

 B. Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position at the APU
 tail-cone-exhaust area, Zone 317.
 4. Procedure_________
 (Ref. Fig. 402/TASK 33-41-15-991-002)
 Subtask 33-41-15-020-052
 A. Removal of the Lamps of the Tail Navigation Light 
R  (1) Only if a sealing is defective, discard it. 
R  (2) Hold the lens (7). 
R  (3) Remove the screws (9). 
R  (4) Remove and discard the sealing-rings (8). 
R  (5) Remove the lens (7) from the tail navigation light (1). 
R  (6) Remove the sealing (4). 
R  (7) Remove the clips (6) and (10) and the white lenses (5) and (11). 
R  (8) Remove the lamps (3) and (12). 
R  (9) Remove the sealing (2) and (13).

R R  Tail Navigation Light 15LA Figure 402/TASK 33-41-15-991-002
 1EFF : 1 1 1CES  ALL  1 111 33-41-15 Page 410 Aug 01/04

 TASK 33-41-15-400-002
 Installation of the Lamp(s) of the Tail Navigation Light 15LA
 1. Reason for the Job__________________
 Self Explanatory
 2. Job Set-up Information______________________
 A. Expendable Parts
 -------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
RR  8  sealing-ring  33-41-15 01A-030 
B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R R  24-41-00-861-002 24-41-00-862-002 33-41-00-710-001 33-48-00-710-002 33-41-15-991-002  Energize the Aircraft Electrical Circuits from the External PowerDe-energize the Aircraft Electrical Circuits Supplied from the External PowerOperational Test of the Navigation Lights Operational Test of the Anti-Collision/Strobe LightingFig. 402

 3. Job Set-up__________
 Subtask 33-41-15-865-054
 A. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41 122VU LIGHTING/EXT LT/NAV1/AND LOGO/LT 1LA T03 122VU LIGHTING/EXT LT/NAV2/AND LOGO/LT 2LA T02 122VU LIGHTING/WING/STROBE 10LV V05
 4. Procedure_________
 (Ref. Fig. 402/TASK 33-41-15-991-002)
 Subtask 33-41-15-910-051
 A. Preparation for Installation 
R R  (1) Make sure that the parts retained from the removed component are clean and in the correct condition. 
R  (2) Clean the component interface and/or the adjacent area. 
R  (3) Do an inspection of the component interface and/or the adjacent area.
 Subtask 33-41-15-420-052
 B. Installation of the Lamps of the Tail Navigation Light
 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. 
R  (1) Only install new sealings, if necessary. 
R  (2) Install the sealings (2) and (13). 
R  (3) Install the lamps (3) and (12).

R  (4) Put the white lenses (5) and (11) in position on the tail navigation light (1) and install the clips (6) and (10). 
R  (5) Install the sealing (4). 
R  (6) Put the lens (7) in position on the tail navigation light (1). 
R  (7) Install the screws (9) each with a new sealing-ring (8).
 Subtask 33-41-15-865-055
 C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1LA, 2LA, 10LV, 1KD, 2KD.
 Subtask 33-41-15-861-051
 D. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
 Subtask 33-41-15-710-051 
R R  E. Do the operational test of the tail navigation lights (Ref. TASK 33-41-00-710-001) and (Ref. TASK 33-48-00-710-002).
 5. Close-up________
 Subtask 33-41-15-942-051
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.
 (2) Remove the access platform(s).
 Subtask 33-41-15-862-051
 B. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).