Upon request from the District, the contractor shall provide preventative maintenance, diagnostic services, and or repairs needed on Districts vehicles. Vehicles shall be picked up from and returned to the District. A list of the Districts vehicles are included in Section 7 of the supporting information. An escalation clause is included in the contract for a not to exceed amount of 3% increase per year, contractor must make the request, this will be considered with just cause and is subject to approval by the District. Each time a vehicle is being serviced it shall have the manufacturers recommended maintenance and inspection. Annually each vehicle shall have a full inspection. Findings requiring less than $500 in parts and labor are to be repaired/replaced with no preapproval, findings that require more than $500 in parts and labor will require authorization by the District before work can be performed. Below are examples of work to be completed during the contract period, however this is not a comprehensive list. Inside Vehicle Checks 1. Instruments and Controls – Check all instruments, gauges, switches, controls and warning devices. 2. Lights and Horn – Inspect all lights and signals 3. Brakes and Clutch – Test to determine if functioning properly and if pedal free travel is adequate. Outside Vehicle Checks 1. Windshield Wipers and Washers 2. Lights, Lenses, and Reflectors also Inspect for breakage or damage. Under Vehicle Checks 1. Drive Line Units – Check engine mounts, transmission mounts, transfer case mounts, PTO mounting, clutch housing, drive shafts, U-joints, differential(s). 2. Wheels and Tires – Check wheel lugs for tightness, tires for damage and wear, rotate, check air pressure. 3. Steering and Suspension – Check for free play, looseness, and wear. 4. Leaks – Visually inspect engines, gear cases, backing plates, brake lines and fuel tanks for indication of leaking. 5. Exhaust System – Inspect muffler, exhaust tail pipe and connections for leaks