What you really need is for the Union to show that they are what they say: "united" as in "all for one, one for all"! Stop work untill the President is restored to normal operation.
As of right now, airplanes do not fly themselves and if any one wants to come in and fly your airplanes, have a talk with them and explain to them the folly of their intentions.
At some point the membership has to take a stand, otherwise you can save your dues.