5. Close-up
________ Subtask 33-42-11-942-050
A. Removal of Equipment
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the safety barriers.
(3)
Remove the warning notice(s).
(4)
Remove the access platform(s).
(5)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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TASK 33-42-11-000-002
Removal of the Landing Light Lamp
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU_______ START A TASK ON OR NEAR: - THE FLIGHT CONTROLS - THE FLIGHT CONTROL SURFACES - THE LANDING GEAR AND THE RELATED DOORS - COMPONENTS THAT MOVE.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING_______ GEAR.
WARNING : WEAR GLASSES AND PROTECTIVE CLOTHING WHEN YOU WORK ON THE LIGHT._______
WARNING : MAKE SURE THAT THERE ARE NO SIGNS OF FUEL CONTAMINATION IN THE_______ LANDING LIGHT ASSEMBLY. IF YOU FIND FUEL CONTAMINATION, NO PERSON MUST OPERATE THE LANDING LIGHT UNTIL: - YOU REPAIR THE FUEL LEAK - YOU REPLACE THE LANDING LIGHT ASSEMBLY. IF YOU DO NOT OBEY THIS PRECAUTION, IGNITION OF THE REMAINING FUEL IN THE LANDING LIGHT CAN OCCUR.
R R R R R R R R R R R R CAUTION : WHEN YOU REPLACE A LANDING LIGHT LAMP, EXAMINE THE APPLICABLE LANDING_______ LIGHT ASSEMBLY FOR SIGNS OF FUEL CONTAMINATION. IF YOU FIND FUEL CONTAMINATION, EXAMINE THE ITEMS THAT FOLLOW FOR SIGNS OF FUEL LEAKAGE: - THE FUEL PUMP(S) 21QA(26QA) OR 25QA(22QA) - THE WATER DRAIN VALVE 25QM(26QM) DIRECTLY FORWARD OF THE LANDING LIGHT ASSEMBLY. REFER TO AMM 28-11-00-06 FOR LEAKAGE LIMITS AND REPAIR AS NECESSARY. IF YOU DO NOT REPAIR THE LEAK, NO PERSONS MUST OPERATE THE APPLICABLE LANDING LIGHT UNTIL: - THE LEAK IS REPAIRED - THE LANDING LIGHT ASSEMBLY IS REPLACED.
1. Reason for the Job__________________
R R 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)
No specific safety barriers
No specific warning notice
No specific access platform 1.0 m (3 ft. 3 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the External Power 28-11-00-280-002 Fuel Tank Leak Checks 28-11-41-000-003 Removal of the Water Drain Valve 25QM (26QM) 28-21-51-000-001 Removal of the Fuel Pumps 21QA(26QA) and 25QA(22QA) 33-42-11-991-004 Fig. 402
3. Job Set-up
__________
Subtask 33-42-11-941-053
A. Safety Precautions
(1)
Put the safety barriers in position.
(2)
Put a warning notice in the cockpit to tell persons not to operate the landing lights.
Subtask 33-42-11-010-051
B. Get Access
(1) Put the access platform below the applicable landing light.
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Subtask 33-42-11-860-051
C. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
(2)
Extend the landing light:
(a)
In zone 571 (671), make sure the travel range of the landing light is clear.
(b)
In the cockpit, on the lighting panel 25VU, set the LAND L (R) switch to OFF.
(c)
Make sure the landing light extends.
(3)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
Subtask 33-42-11-865-055
D. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------122VU LIGHTING/LANDING LT/R/CTL 4LB T07 122VU LIGHTING/LANDING LT/R/SPLY 2LB T06 122VU LIGHTING/LANDING LT/L/CTL 3LB T05 122VU LIGHTING/LANDING LT/L/SPLY 1LB T04
4. Procedure
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