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Forum: The Pacific: General Aviation & Questions

2nd Jun 2023, 23:34

Replies: 56

Twin Otter (N153QS) ditches into Pacific Ocean

Views: 15,156

Posted By autorough23

I agree with your practice of testing the ferry...

I agree with your practice of testing the ferry system. When I did a solo crossing in a Twin Comanche I removed most of the interior seats and had 3 fuel tanks in the cockpit. Two where the back...

Forum: The Pacific: General Aviation & Questions

2nd Jun 2023, 14:25

Replies: 56

Twin Otter (N153QS) ditches into Pacific Ocean

Views: 15,156

Posted By autorough23

Minimum fuel based on max range data would be...

Minimum fuel based on max range data would be about 1124 gallons. probably more, but that is a minimum. This assumes the bladders are holding 750 gallons, standard fuel tanks are 375 gallons.
...

Forum: The Pacific: General Aviation & Questions

2nd Jun 2023, 04:06

Replies: 56

Twin Otter (N153QS) ditches into Pacific Ocean

Views: 15,156

Posted By autorough23

I appreciate your knowledge of the Twin Otter in...

I appreciate your knowledge of the Twin Otter in this discussion.

In my comment, I was assuming the Twin Otter had ferry fuel bladders in order to have the fuel needed to cover the 2000+ nm flight...

Forum: The Pacific: General Aviation & Questions

30th May 2023, 15:27

Replies: 56

Twin Otter (N153QS) ditches into Pacific Ocean

Views: 15,156

Posted By autorough23

Jet A weighs 6.75 lbs/gallon, water weighs 8.34. ...

Jet A weighs 6.75 lbs/gallon, water weighs 8.34. So yes, once the full fuel bladders are under water they will float.

I think it is logical to assume they could not access the fuel in the...

Forum: The Pacific: General Aviation & Questions

30th May 2023, 15:19

Replies: 56

Twin Otter (N153QS) ditches into Pacific Ocean

Views: 15,156

Posted By autorough23

I have never flown a Twin Otter and assumed the...

I have never flown a Twin Otter and assumed the main fuel tanks were in the wing, and I was wrong. Thanks for pointing that out.

Forum: The Pacific: General Aviation & Questions

29th May 2023, 19:53

Replies: 56

Twin Otter (N153QS) ditches into Pacific Ocean

Views: 15,156

Posted By autorough23

CG nightmare

I've flown several crossings from California to/from Hawaii.

The aircraft was loaded with fuel for a ferry flight. The ferry fuel system did not function as designed and could not deliver fuel to...

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