The contractor shall have available locally at all times for immediate delivery and installation, an adequate stock of replacement parts to minimize downtime from normal wearing parts. Genuine O.E.M. replacement parts shall be used, or equal. The contractor shall supply special tools as needed to diagnose and make repairs in accord with all time parameters specified in this contract. All lubricants, cleaning materials, paint, cotton waste, etc. shall be supplied by the contractor. All lubricants shall be proper type and grade as specified by the manufacturer of the equipment. Replacement parts for all elevator systems shall be available with twenty-four (24) hours from contractor’s facility or supplier to conform with the no greater than twenty-four (24) hours down time requirement of the contract. The following major parts, for each type of elevator system, are also to conform with the no greater than twentyfour (24) hour down time requirement of the contract: 1. Rotating elements for each type and size generator. 2. Stator complete with windings for all AC motors. 3. Door operator motors and gear reduction units. 4. Transformers and rectifiers for each type and size used. 5. Brake magnets, cores, coils and related items for the repair of the brake. 6. Hydraulic Packing. 7. Electronic controls, boards and computerized equipment. Overnight Fees: It shall be the responsibility of the Contractor to pay expediting fees and/or overnight fees to expedite shipment of any repair or replacement parts when: 1. Parts are back ordered or normal shipping exceeds twenty-four (24) hours as per Emergency Callback Service paragraph. 2. Any one elevator is out of service for more than twenty-four (24) hours in the Justice Complex. The County and the Library System reserve the right to reimburse the contractor for overnight shipping fees incurred in obtaining parts if such overnight shipment has been approved by the proper departmental contact. The contractor shall submit with invoice documentation of overnight shipment, showing contractor's fee paid, date and time of order, and date and time of delivery.