Subtask 28-25-49-420-051
A. Preparation for Installation WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
(1)
Use a scraper which is not metal to clean the used sealant from the hole in the access panel (4).
(2)
Use a clean MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-004) to clean the component interface and the adjacent area.
(3)
Do an inspection of the component interface and/or the adjacent area.
(4)
Make sure that the parts retained from the removed component are clean and in the correct condition.
Subtask 28-25-49-420-050
B. Installation of the Shroud and Backing Plate
(1)
Install the shroud (3) on the access panel (4).
(2)
Install the backing plate (2) on the shroud (3).
(3)
Loosely install the bolts (5).
1EFF : ALL 1 28-25-49Page 410 1 1 May 01/05 1 1 1CES 1R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 28-25-49-410-050
C. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Install the access panel (4).
**ON A/C 051-051,
Subtask 28-25-49-410-050-A
C. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Install the applicable access panel (4).
**ON A/C ALL
Subtask 28-25-49-820-050
D. Adjustment of the Shroud
(1) Adjust the shroud (3) to get DIM 'Y' equal around the coupling cap
(1) +0.5 -0.5 mm (+0.0196 -0.0196 in).
(2) Tighten the bolts (5).
Subtask 28-25-49-914-050
E. Application of Special Materials
(1) Apply a bead of SEALANTS (Material No. 09-001) in the space 'X'.
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5. Close-up
________ Subtask 28-25-49-865-052
A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5CV, 7CV.
Subtask 28-25-49-942-050
B. Removal of Equipment
(1)
Remove the safety barriers.
(2)
Remove the warning notice(s).
(3)
Remove the access platform(s).
(4)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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____________________________________________________
TASK 28-25-51-000-001
Removal of the Refuel Valve 7QU, (8QU)
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.
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 caps
No specific circuit breaker(s) safety clip(s)
No specific safety barriers
No specific warning notice
No specific AN3 bolt or
No specific NAS 1801 bolt or
No specific 10-32 UNF bolt
No specific access platform 4 m (13 ft. 1 in.)
FOR FIN 8QU
No specific container 5 l (1.3208 USgal)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
28-00-00-910-001 Fuel Safety Procedures
28-25-51-991-001 Fig. 401
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3. Job Set-up
__________ Subtask 28-25-51-941-058
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