|(a) Disposal of dry cleaning wastes. Each owner of a dry cleaning facility shall ensure that all dry cleaning wastes are disposed of in accordance with §337.20 of this title (relating to Performance Standards). (b) Dry cleaning facility that ceases operation. Each owner of a dry cleaning facility that ceases operation as a dry cleaning facility for 180 continuous days shall ensure that dry cleaning solvent (including dry cleaning solvent remaining in any dry cleaning machine), dry cleaning wastewater, and waste materials containing dry cleaning solvent, are removed from the dry cleaning facility within 30 days after the end of the 180-day period. An owner of a dry cleaning facility shall ensure that the dry cleaning solvent and solvent-containing residue from a dry cleaning machine is removed prior to the dry cleaning machine being disposed of, recycled, or reused. (c) Dry cleaning machines temporarily removed from service. (1) Dry cleaning machines that are temporarily removed from service for more than 180 days must be empty within 30 days after the end of the 180-day period and must meet all applicable performance standards until empty. (2) Each owner of a dry cleaning facility shall ensure that weekly inspections are continued on any dry cleaning machine that is temporarily removed from service and is not empty. (3) Prior to a dry cleaning machine being put back in service, the owner of a dry cleaning facility must ensure that the machine meets all applicable performance standards. (d) Dry cleaning machines permanently removed from service. Dry cleaning machines that are permanently removed from service must be empty prior to removal from the interior of the facility.