R307-401-4. General Requirements

  The general requirements in R307-401-4(1) through R307-401-4(3) apply to all new and modified installations, including installations that are exempt from the requirement to obtain an approval order.

  (1) Any control apparatus installed on an installation shall be adequately and properly maintained.

  (2) If the director determines that an exempted installation is not meeting an approval order or State Implementation Plan limitation, is creating an adverse impact to the environment, or would be injurious to human health or welfare, the director may require the owner or operator to submit a notice of intent and obtain an approval order in accordance with R307-401-5 through R307-401-8. The director will complete an appropriate analysis and evaluation in consultation with the owner or operator before determining that an approval order is required.

  (3) Low Oxides of Nitrogen Burner Technology.

  (a) Except as provided in R307-401-4(3)(b), whenever existing fuel combustion burners are replaced, the owner or operator shall install low oxides of nitrogen burners or equivalent oxides of nitrogen controls, as determined by the director, unless such equipment is not physically practical or cost effective. The owner or operator shall submit a demonstration that the equipment is not physically practical or cost effective to the director for review and approval prior to beginning construction.

  (b) The provisions of (a) above do not apply to non-commercial, residential buildings.