(A) It shall be the duty of the consumer at any premises on which backflow prevention devices required by this subchapter are installed to have inspections, tests and overhauls made in accordance with the following schedule, or more often where inspections indicate a need.
(1) Air gap separations shall be inspected at the time of installation and at least every 12 months thereafter.
(2) Double check valve assemblies shall be inspected and tested for tightness at the time of installation and at least every 12 months thereafter. They shall be dismantled, inspected internally, cleaned and repaired whenever needed.
(3) Reduced pressure principal backflow prevention devices shall be inspected and tested for tightness at the time of installation and at least every 12 months thereafter. They shall be dismantled, inspected internally, cleaned and repaired whenever needed.
(B) Overhauls of backflow prevention devices shall be made at the expense of the water consumer and shall be performed by a state-certified backflow prevention device tester.
(C) Backflow prevention devices designed with testing cocks shall be inspected and tested each year, and those tests performed by the Municipal Water Department will be at the expense of the Water Department. Tests performed by others shall be at the expense of the consumer.
(D) Whenever backflow prevention devices required by this subchapter are found to be defective, they shall be repaired or replaced at the expense of the consumer without delay.
(E) The water consumer must maintain a complete record of each backflow prevention device that has test cocks from purchase to retirement. Records of inspections, test, repairs and overhauls performed by others shall be submitted to the Municipal Water Department annually.
(F) Backflow prevention devices shall not be bypassed, made inoperative, removed or otherwise made ineffective without specific authorization by the Municipal Water Department.
(Prior Code, § 3-134) Penalty, see § 52.999