SERVICE KIT
SK 208-179B
Strap Angles and t he structure and match drill to enlarge the three holes through each of t he
two 2613495-7 T KS Forward Strap Angles to 0.193-inch in diamet er.
(6) (Refer to Figure 11, View D-D and View F-F.) Align the 2601548-3 Aft Left Strap Assembly and
the 2601548-4 Aft Righ t Strap Assembly with the 261349 5-8 TK S Aft S trap Angl es and the
structure and match drill to enlarge t he four holes through each of the two 261 3495-8 TK S
Forward Strap Angles to 0 .193 -inch in diameter.
(7) Apply Alodine to bare m etal.
(8) (Refer to Figure 11, View B-B.) Put t he two 2613495-7 TK S Forward Strap Angles in position
and install them to the structure with the eight MS20470AD4-4 A Rivets.
(9) Put the two 2613497-8 TKS Aft S t ra p Angles in position and install them to the s truct ure with
the ten MS20470AD4-4A R ivets.
(10) (Refer to Figure 11, View E-E.) Pu t the 2601548-1 Forward Lef t St rap Assembly and the
2601548-2 Forward Right Strap Assem bly in p os ition and attach them to t he s t ruc ture
and to the s t ra p angles with the six MS21044N 3 Nuts and NA S 6203-4 Bolts and the 12
NAS114 9F0332P Washers. Do not tighte n the nuts at this t im e.
(11) (Refer to Figure 11, View F-F.) Put the 2601548-3 Aft Left Strap As s embly and the 2601548-4
Aft Right Strap Assembly in position and attach them to the s truct ure and to the strap a ngles
with the eight MS 21044N3 Nuts and NAS6203-4 Bol ts and the 16 NAS1149F0332P Was hers.
Do not tighten the nuts at this tim e.
H. Install the structure for the filler po rt and the tank v ent outlet as f ollo ws:
(1) Install t he 2601552-10 Filler Port Doubler and the cutout for the fi ller port on the left s ide
of the airpla ne:
(a) (Refer to Figure 2 0, View F-F.) R emove the sound dam pening and clean the area.
(b) Put the 2601552-10 Filler Port Doubler in position on the left side of the airplane and
make a mark for one 0.193-inch diame ter hole to ma tch the one in the 2611000 Skin.
(c) Remove the 22 rivets in the 2611000 Sk in.
(d) Drill one 0.193-inc h diameter hole and tw o Number 4 0 (0.098-inch diam et er) holes in the
2601552-10 Filler Port Doubler for the MS 21071L3 Nutplate.
(e) Drill one 3.25-inch di ameter hole in the 2611000 S k in to m atch the one in the 260 1552-10
Filler Port Doubler.
(f) (Refer to Figure 20, V iew G-G) Drill one 0. 25-inch diam et er hole in the 2611000 Skin to
align with the one in the 2601552-10 Filler Port Doubler.
(g) Apply Alodi ne t o bare m etal.
(h) Fay seal the doubler to the skin with U470642 Sealant (s emkit 6 oz ).
(i) Attach the 2601552-10 Filler Port Doubler to the structure with the three MS 20470AD5-8A
Rivets, two MS20470AD5-9A Rivets, and 17 M S 20470AD4-4A Rivets .
(j) Install one MS21071L3 Nutplate at the 0.193 -inc h diameter hole with two
MS20470AD3-4A Rive ts.
(2) (Refer to F igure 19, View K-K and Figure 20, View F-F.) Install the tank vent outlet and the
0823337-2 Gromm et to the 260155 2-10 TK S Filler P ort Doubler:
(a) Drill four Number 40 ( 0.098-inch diameter) hol es in the 2601552-10 Filler Port D oubler to
install the tank vent outlet.
(b) Match drill two Number 40 (0. 098-inch di ameter) holes in the 0823337-2 Grommet to
the 2601552-1 TKS Tank Vent Weldment.
(c) Apply Alodi ne t o bare m etal.
SK208-179B
February 7, 2013 Page 19
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