TB l-1520-238-20-91
WARNING
Extremely Hazardous liquid and vapor, avoid contact with skin. Wear rubber gloves, face
shield and respirator. In case of contact, flush with water for at least 15 minutes.
Apply Pasa-Jell 101 in a thick layer with a polyethylene, polypropylene or fluorocarbon bristle
brush and let stand for 5-10 minutes. The coating should not be so thick that it will sag or run.
(3) Completely remove Pasa-Jell 101 using distilled water.
k.
Temporarily assemble Fittings and shims to the Longeron, to the dimensions shown in figure 5, in
preparation for drilling. Clamp in place.
I.
Locate fastener holes per figure 5. Drill fastener holes
inch undersize and perform a final
reaming per the following table:
Pin Rivet Diameter
Aluminum
Steel or Titanium
inch
inch
inch
Locate and drill a
drain hole in the Fittings and in the
at the location shown in
figure 1 (Ref. Figures 1
5). Disassemble and Deburr.
m . Treat the
with MIL-C-81706 Corrosion Resistant Coating per Ref.
and rinse with
distilled water. Allow to dry.
n.
with
Epoxy Adhesive. (Ref. figure 5).
Install Fittings and shims to
Use pin rivets
for installation of the Fittings and shims to the Longeron. Install
0.
fasteners wet with MIL-P-23377 primer per figure 5 and Ref.
Ensure that the final length of the assembled
is within the tolerance given in figure 5.
Fit check assembled
to the Engine Nacelle. Match drill holes between the fabricated
Fittings and the 7-311140048 Fitting. Drill holes
inch undersize and ream per the table in
paragraph 10.1. Remove assembled
from the Engine Nacelle and deburr.
Seal gap between Fitting and
with MIL-S-8802 Type II Class B
(Ref. figure 5). Touch
r.
up paint with MIL-P-23377 primer per ref.
Allow to dry.
Reinstall
to Engine Nacelle. Install fasteners wet with MIL-P-23377 primer per ref.
S.
Install Engine Nacelles IAW task 2.133 (LH) or 2.134 (RH) of Ref.
t.
11. Supply/Parts and Disposition.
Parts Required. Items cited in paragraph 7 may be required to replace unserviceable items.
a.
Requisitioning Instructions. Requisition replacement parts through normal supply channels
b.
using normal supply procedures.
Bulk and Consumable Material.
C.
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