Pylon Fairing Bracket
Figure 401/TASK 57-26-16-991-001
1EFF : ALL 1 57-26-16 Page 403
1 1 Feb 01/98
1 1
1CES 1
TASK 57-26-16-400-001
Installation of the Pylon Fairing Bracket
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 warning notice No specific warning notices No specific access platform 3 m (9 ft. 10 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 09-001 USA MIL-S-8802 TYPE I CLASS A FUEL TANK SEALANTPOLYSULFIDE (Ref. 20-31-00)
Material No. 11-004 USA MIL-T-81533 1.1.1TRICHLOROETHANE (METHYL CHLOROFORM) (Ref. 20-31-00)
Material No. 19-003 USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00) C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R 54-54-00-000-001 54-54-00-400-001 57-51-37-000-002 Removal of the Aft Fixed FairingInstallation of the Aft Fixed Fairing Removal of the Access Panels
R R 57-51-37-400-002 573AB/573BB/573CB(673AB/673BB/673CB) Installation of the Access Panels
R 57-26-16-991-001 573AB/573BB/573CB(673AB/673BB/673CB)Fig. 401
3. Job Set-up__________
Subtask 57-26-16-941-051
A. Safety Precautions
(1) Make sure that the safety barriers are in position.
(2) Make sure the warning notices are in position in the cockpit to tell persons not to start the engine 1 (2).
(3) Make sure the warning notice is in position on the hydraulic ground connector to tell persons not to connect it.
Subtask 57-26-16-860-050
B. Aircraft Maintenance Configuration
R R (1) Make sure the access platform is in position below the applicable engine pylon, zone 470 (480).
(2) Make sure the applicable fixed pylon fairing has been removed (Ref. TASK 54-54-00-000-001).
R R (3) Make sure the applicable access panels are removed:
R R R R (a) For the left wing, remove: - 573CB (Ref. TASK 57-51-37-000-002) - 573DB.
R (b) For the right wing, remove:
R - 673CB (Ref. TASK 57-51-37-000-002)
R - 673DB.
4. Procedure
_________
(Ref. Fig. 401/TASK 57-26-16-991-001)
Subtask 57-26-16-560-050
A. Preparation of a Replacement Component
(1) Use the bracket assembly (4) that you removed as a template to drill
6.35 mm (0.25 in.) holes in the new bracket assembly. Discard the used bracket assembly (4).
NOTE : The new bracket assembly (4) has 4.76 mm (0.20 in.) pilot
____
holes.
Subtask 57-26-16-420-051
B. 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.
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