Any fire department pension fund and relief association existing in any city to which sections 87.380 to 87.490 are applicable is hereby empowered, by a majority vote of its members, to transfer and deliver all its property and effects, after the payment of all debts and liabilities then due, to the board of trustees created under sections 87.380 to 87.490, and the said board of trustees is hereby authorized to credit said property and effects to the pension fund provided for in sections 87.380 to 87.490.