My tank is airaitang and it is not draining,bubbling around the tank and lid,is there a inline check valve in there,drain line...

Very few of us have experience with this type of equipement. Check page 5 for troubleshooting. This has a 2 years free service, are you that lucky? http://www.hootsystems.com/homeowners/pdffolder/louisianamanual.pdf

Bob's correct,
Not too many of us are familial with a Hoot System. Best to call in a Hoot Tech.Any experts out there have any experience with a Hoot Syatem? Good luck,