Whenever all that is due upon the refunding bonds, and interest thereon, and upon any other notes, bonds or other obligations, and interest thereon, having a charge, lien or encumbrance on the revenues of the enterprise and under any of the terms of any covenants or agreements with bondholders shall have been paid or deposited as provided therein and all defaults shall have been cured and made good and it shall appear to the court that no default is imminent, the court shall direct the receiver to surrender possession of the enterprise to the municipality, the same right of the holders of the refunding bonds to secure the appointment of a receiver to exist upon any subsequent default as herein provided.