THE IN-SITU TANK CLEANING PROCESS
All right. I finally had time to address the sabotaged fuel tank.
When I removed the pump the second time it was full of crystals and plant debris again. The fuel pump basket was choked full of the plant material . As the tank siphon pump was filling the basket ...

OK Lots of good advice has been brainstormed..
Use non electric pumps (safest) or Keep any electric pumps , if used, well away from fumes.
Flush the filler neck.
Water may not be a bad flush fluid as long as it is completely removed.
Ethanol in the fuel will absorb some small amount of residual ...

Ok. Thank you all for the input. Here is my plan please comment
...1)coarse cleaning... purchase a 12v transfer in-line fuel pump fo $20 and Siphon the fuel through a fine mesh sock filter that drains back to the tank. I will use a 5/16 hose as the pick up and attempt to remove/ vacuum out the ...

I have just determined that my fuel tank has been sabotaged with clear crystals ( sugar, salt?) and plant material. Would someone please post the VIDA instructions on how to remove the tank or offer suggestions on how to clean it out without removing.
The Volvo is an XC90 V-8 2006.

I have been ...