Specifications include, but are not limited to: 9.1. Preventative maintenance shall include replacement of belts and filters required to maintain the equipment in accordance with the OEM’s technical specifications and tolerances. Belts and filters shall be provided by the Contractor at no additional cost to the City. 9.2. Filters must meet the following minimum requirements: Pleated, MERV8 (i.e., Minimum Efficiency Reporting Value) 9.3. The Contractor shall use only parts and components to perform services which are factory new and free of defects in materials and workmanship. Repair parts and components must conform to OEM specifications. If OEM is not available, any repair parts that are not OEM shall be approved by AE Project Manager or designee in writing, and shall be equivalent to or better than the manufacturer’s parts originally installed on the respective unit. 9.4. Dispose of all worn/defective parts, filters, oils, solvents, waste, or hazardous materials in accordance with all applicable laws, rules and regulations. The Contractor shall handle, transport, and dispose of worn/defective parts, oils, solvents, waste, or hazardous materials in such a manner as to ensure the highest level of safety to the environment and public health at no additional cost to the City. The Contractor shall not store worn or defective parts on City premises. The Contractor shall remove worn/defective parts, materials, oils, solvents from City premises as soon as each job is completed. 9.5. The Contractor shall provide within one (1) week, of request by the AE Project Manager or designee an electronic copy of a standard form of transportation manifest showing that all used and contaminated lubricants, fluids and hazardous waste were properly handled and disposed. 9.6. The Contractor shall provide repair parts and materials at a percentage discount from the published price list or materials catalog. The percentage discount shall be in accordance with the Bid Sheet, Section 0600. All line item charges for parts and materials will be verified by the City. 9.7. Contractor may only charge the City for the repair parts and materials used on a job. Parts and materials held in Contractor inventory are not billable to the City.