Possible Clues:

• Run liquid through a tube to a lower level using air pressure
• 'By the sound of it, take a little drink with some soda in it (6)'
• Draw (off): Var
• Draw off
• Improperly divert (money etc)
• Remove via hose, as gas (Var.)
• So, Day may be there with the little squirt
• So Da may be in there
• Sh! That goes with a pony for whiskey
• Suction device (Var.)