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IMG_7005
The space with the aileron tie rod and starboard side support removed.
Date: 10/22/2013
Views: 8245
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IMG_7014
Next catch was where the filler needed to go into its' position. There was a piece blocking which had to be removed.
Date: 10/23/2013
Views: 9851
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IMG_6984
But there's no way to get it in. It is too wide to go between the door sills.
Date: 10/21/2013
Views: 7730
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IMG_6985
And no amount of "coaxing" will prevail allowing entrance.
Date: 10/21/2013
Views: 7559
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IMG_6989
In addition, the aileron tie rod between the sticks is in the way and will have to come out.
Date: 10/21/2013
Views: 9979
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IMG_6991
Finally, that fore-aft support piece is also in the way and will have to come out.
Date: 10/21/2013
Views: 8074
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IMG_6982
The tank must go into this space.
Date: 10/21/2013
Views: 9823
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IMG_6973
In this view fore is down, aft is up, port to the right and starboard to the left.
Date: 10/18/2013
Views: 7229
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IMG_6973_em_sa
Here I have annotated the important elements. The red outlines the fiberglass support bonded to the bottom of the tank. Blue arrow points to the blue crack. The crack formed exactly as a stress analysis says it should, at 45ยบ to the corner of that supp
Date: 10/18/2013
Views: 7308
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IMG_6975
The crack as viewed from the underside. it is about 1 5/8 in (4 cm) long and 1/32 in (1 mm) wide. Notice the blue staining on the underside surface.
Date: 10/19/2013
Views: 9058
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IMG_6978
The crack as viewed from the top side.
Date: 10/19/2013
Views: 7626
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IMG_6972
Standing on the port side looking down into the tank. The leak is that blue line with the lighter blue background.
Date: 10/18/2013
Views: 7661
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IMG_6977
The white stuff you see is low-expansion foam that was squirted in to provide support so this wouldn't happen. Unfortunately, I could not get foam under the port side sufficiently to support that side. That's where the crack developed.
Date: 10/19/2013
Views: 8039
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IMG_6969
The top of the back rest removed. The rotary tool could not get into the area on the sides. A hacksaw blade was recruited for that effort. And it was an effort!
Date: 10/18/2013
Views: 8297
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IMG_6971
The top of the old tank exposed. At this point the rotary tool was used to attack the old tank.
Date: 10/18/2013
Views: 7351
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IMG_6976
At this point all that's left is that portion of the tank which was bonded to the back of the back rest.
Date: 10/19/2013
Views: 7466
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IMG_6962
The cut on the front side
Date: 10/17/2013
Views: 8643
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IMG_6966
Selfie of the protective gear needed. There was a LOT of fiberglass dust flying during the cutting.
Date: 10/17/2013
Views: 8064
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IMG_6958
Tear out the interior to gain access to the upper part of the back where the fuel tank resides.
Date: 10/17/2013
Views: 8179
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IMG_6960
The rotary tool that did most of the cutting. Front and rear sides of the back rest.
Date: 10/17/2013
Views: 7427
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