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IMG_7430
The front has bonded nicely around the sight gage entry.
Date: 03/11/2014
Views: 8721
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IMG_7319
A test fit of the top. Check of the front.
Date: 02/17/2014
Views: 8713
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IMG_7027
The underside of the fuel tank is covered in plastic wrap which will prevent the tank from bonding to the epoxy in the micro.
Date: 10/30/2013
Views: 8685
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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: 8666
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IMG_7383
Port fuel outlet . There was one small leak on the outlet to the fuel selector. I had wrenches ready, just in case, so it was easy to tighten that last bit to end the leak.
Date: 02/23/2014
Views: 8653
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IMG_7231
One final check to make sure everything fits and supports the tank.
Date: 01/26/2014
Views: 8648
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IMG_7281
This picture illustrates how the new vent will be installed to obtain the best venting possible within the limits of the tank.
Date: 02/13/2014
Views: 8622
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IMG_6978
The crack as viewed from the top side.
Date: 10/19/2013
Views: 8611
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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: 8606
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IMG_7374
The filtering funnel keeps crap out of the fuel tank
Date: 02/22/2014
Views: 8560
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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: 8551
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IMG_6957
Front side of the new tank.
Date: 10/17/2013
Views: 8534
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IMG_6956
Back side of the new tank.
Date: 10/17/2013
Views: 8519
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IMG_6962
Old 1/4 in (6.4 mm) vent on the top. Totally inadequate for the job. New 3/8 in (9.5 mm) vent on the bottom.
Date: 11/13/2013
Views: 8508
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IMG_6985
And no amount of "coaxing" will prevail allowing entrance.
Date: 10/21/2013
Views: 8506
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IMG_7030
The tank was then put in place so that the urethane and micro could shape themselves to the bottom of the tank
Date: 10/31/2013
Views: 8491
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IMG_7356
The starboard side outlet with all fuel lines connected.
Date: 02/19/2014
Views: 8483
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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: 8479
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IMG_7029
Supporting material in the form of rigid polyurethane sheet and micro/epoxy mix are laid out on the bottom of the fuselage.
Date: 10/31/2013
Views: 8478
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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: 8464
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