Technical data

13773-001
57-30
Page 1
PLATES/SKIN
1. DESCRIPTION
Access openings with covers are provided between ribs to allow access to the integral fuel tanks, fuel
lines, and the wing electrical components. The fuel tank access panels (oval shaped panels) allow access
for servicing the integral fuel tank components. The access panels located next to the fuselage on the aft
portion of the wing allows access to the integral collector tanks.
2. MAINTENANCE PRACTICES
A. Wing Access Panels
(1) Removal - Collector Tank and Fuel Tank Panels (Type 3 and 4)
(a) Determine the access panel(s) to be removed. (Refer to 6-00)
(b) Ground the airplane exhaust outlet pipe to the earth and a suitable fuel drainage con-
tainer.
(c) Disconnect battery. (Refer to 24-30)
(d) Drain fuel tank. (Refer to 12-20)
(e) Remove screws securing fuel tank panel.
(f) Remove all sealant from the access panel and fuel tank.
Note: The best method of removing sealant is with a chisel-like tool made of hard
fiber. Remaining sealant can be removed with 200-grit sandpaper.
(2) Installation - Collector Tank and Fuel Tank Panels (Type 3 and 4)
(a) Acquire necessary tools, equipment, and supplies.
Approved Sealants
Item P/N or Spec. Supplier Application
Parting Agent or
Automotive Wax (Sili-
cone-free)
NC-700 Frekote Assist future panel
removal
-Any Source
Brushable Sealant MIL-S-8802 Type 2
Class A*
GC408A
P/S 890A
EC1675A
CS3204 C1.A
PR1440A
Goal
PRC Aerospace
Sealants
3M
Chem Seal - Flame
Master
PRC Aerospace
Sealants
Fuel tank repair sur-
face seal.
30 Nov 2000