Subtask 78-32-42-040-052
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
Subtask 78-32-42-860-052
D. Manually bring the blocker door to deploy position (Ref. TASK 78-32-41-860-001)
Subtask 78-32-42-480-050
E. Install the SAFETY SLEEVE - PIVOTING DOOR ACTUATOR (HIX3005) on blocker door (Ref. TASK 78-32-41-480-001)
Subtask 78-32-42-010-053
F. Open the thrust reverser half doors: (Ref. TASK 78-36-00-010-040) FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR
4. Procedure
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(Ref. Fig. 401/TASK 78-32-42-991-305, 402/TASK 78-32-42-991-306)
Subtask 78-32-42-020-050
A. Removal of the Ramp Fairing
(1) Removal of sealant bead.
WARNING : BEFORE THE USE OF SOLVENT, PROTECTIVE FILM OR SEALANT
_______ CAREFULLY READ THE APPLICABLE "MATERIAL SAFETY DATA SHEET" AND FOLLOW ALL LISTED SAFETY AND HEALTH PRECAUTIONS. USE THESE PRODUCTS IN AN AREA OPENED TO THE AIR AND WEAR PROTECTION GLOVES. THESE PRODUCTS ARE FLAMMABLE AND VAPOR IS DANGEROUS. THEY MAY CAUSE IRRITATION OF EYES, NOSE, THROAT AND SKIN. HIGH CONCENTRATIONS MAY CAUSE WEAKNESS, HEADACHE, NAUSEA, DIZZINESS AND IMPAIRED JUDGEMENT.
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Ramp Fairing
Figure 401/TASK 78-32-42-991-305- 13 (SHEET 1)
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Ramp Fairing
Figure 401/TASK 78-32-42-991-305- 23 (SHEET 2)
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Ramp Fairing
Figure 401/TASK 78-32-42-991-305- 33 (SHEET 3)
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Strut Fairing Sealant
Figure 402/TASK 78-32-42-991-306
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R R R R R R R (a) Remove the bead of sealant with a plastic scraper and acetone (Material No. CP1039) or stoddard solvent (Material No. CP2011) or ardrox 552 (Material No. CP2559) or turco ind 79 (Material No. CP2560) or mag-chem teksol (Material No. CP2566) or degreasol 99R (Material No. CP2584) or mag-chem skysol (Material No. CP2656) or isopropyl alcohol (Material No. CP1041) from around the strut fairing on the side of ramp fairing.
(2) Remove and discard the seals, keep the caps.
(3) Removal of screws and nuts.
CAUTION : MAKE SURE THAT NO BOLT OR WASHER FALLS INTO THE TURBINE_______ SCOOP, THE VENTILATION HOLE OR THE PRECOOLER.
(a) Remove screws (10), (30) and nuts (20), (40) which attach the upper/lower ramp fairings and the deflector.
(b) Remove the screws (10) and the nuts (20) which attach the upper/lower cut corner flanges.
(4) Remove the upper/lower cut corner flanges, upper/lower ramp fairings and the deflector.
(5) Removal of the remaining sealant.
WARNING : BEFORE THE USE OF SOLVENT, PROTECTIVE FILM OR SEALANT_______ CAREFULLY READ THE APPLICABLE "MATERIAL SAFETY DATA SHEET" AND FOLLOW ALL LISTED SAFETY AND HEALTH PRECAUTIONS. USE THESE PRODUCTS IN AN AREA OPENED TO THE AIR AND WEAR PROTECTION GLOVES. THESE PRODUCTS ARE FLAMMABLE AND VAPOR IS DANGEROUS. THEY MAY CAUSE IRRITATION OF EYES, NOSE, THROAT AND SKIN. HIGH CONCENTRATIONS MAY CAUSE WEAKNESS, HEADACHE, NAUSEA, DIZZINESS AND IMPAIRED JUDGEMENT.
R R R R R R (a) Remove the remaining sealant from the corner flanges, the deflector, the ramp fairings, and the half door structure with a plastic scraper and acetone (Material No. CP1039) or stoddard solvent (Material No. CP2011) or ardrox 552 (Material No. CP2559) or turco ind 79 (Material No. CP2560) or mag-chem teksol (Material No. CP2566) or degreasol 99 R (Material No. CP2584) or mag-chem skysol (Material No. CP2656) or isopropyl alcohol (Material No. CP1041).
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TASK 78-32-42-400-001
Installation of the Ramp Fairing
1. Reason for the Job
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